3Com Network Card 3C319 User Manual

®
TokenLink Velocity ISA  
Network Interface Card  
User Guide  
®
A member of the high-performance  
TokenLink Velocity family  
http://www.3com.com/  
Part No. 09-0964-001  
Published August 1997  
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LIFETIME LIMITED  
WARRANTY  
3Coms EtherLink®, Fast EtherLink, TokenLink®,  
TokenLink Velocity, ATMLinkPCI, and FDDILink™  
network interface cards have a Lifetime Limited  
Warranty. For further details, please see 3Coms  
Limited Warranty statement in this guide.  
To ensure the very best 3Com service and  
support, take the time to complete the product  
registration card.  
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Customers in the countries or regions shown below should send the  
completed registration card to the appropriate address. Customers in  
other non-U.S. locations should send the registration card to the U.S.  
address on the front of the card.  
Asia  
3Com Asia Ltd., Marketing Department  
Room 2506-07, 25/F.  
Citibank Tower  
Citibank Plaza, Central  
Hong Kong  
Italy, Greece, Spain, Portugal,  
Malta  
3Com Mediterraneo Srl,  
Marketing Department  
Via Michelangelo Buonarroti, 1  
20093 Cologno Monzese MI  
Italy  
Australia, New Zealand  
Japan  
3Com Australia, Marketing Department  
99 Walker Street  
Level 7  
North Sydney  
New South Wales 2060  
Australia  
3Com Japan, Marketing Department  
Shinjuku Sumitomo Building 23F  
2-6-1 Nishi Shinjuku, Shinjuku-ku  
Tokyo 163-02  
Japan  
Belgium, Netherlands, Luxembourg Sweden, Finland, Norway,  
Denmark  
3Com Benelux B.V.,  
Marketing Department  
Nevelgaarde 8-9  
3436 ZZ  
3Com Nordic, Marketing Department  
Torshamsgatan 39  
Box 1110  
Nieuwegein  
Netherlands  
164 22 KISTA  
Sweden  
France, Israel  
United Kingdom, Eire  
3Com France, Marketing Department  
Immeuble McKinley  
BP 965  
3Com UK Ltd., Marketing Department  
Pacific House  
Third Avenue  
1, Avenue de l’Atlantique  
91976 Les Ulis Courtaboeuf Cedex  
France  
Globe Park Marlow-on-Thames  
Buckinghamshire, SL7 1YL  
England  
Germany, Austria, Switzerland  
3Com GmbH, Marketing Department  
Gustav-Heinemann-Ring 123  
D-81739 Muenchen  
Munich  
West Germany  
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CONTENTS  
ABOUT THIS GUIDE  
Introduction  
How to Use This Guide  
Conventions  
1
1
2
1 INTRODUCTION  
High-Performance Features 1-1  
DynamicAccess Class of Service 1-1  
Parallel Tasking Architecture 1-1  
Full-Duplex/Dedicated Token Ring Support 1-2  
Other Features 1-2  
100% IBM Compatibility 1-4  
2 INSTALLING THE 3C319 NIC  
Installation Requirements 2-1  
Safety Precautions 2-2  
Inspecting the 3C319 NIC 2-2  
Inserting the 3C319 NIC 2-3  
Before Configuring the NIC and Installing the Driver 2-4  
3 INSTALLING NETWARE DOS CLIENTS AUTOMATICALLY  
AutoLink Software Functions 3-1  
Before Using the AutoLink Configuration Utility 3-2  
Modifying AutoLink Default Settings 3-2  
Avoiding Memory Manager Conflicts 3-2  
Running the AutoLink Program 3-3  
iii  
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4 INSTALLING A NETWORK DRIVER FOR WINDOWS 95  
Before Installing the Driver 4-2  
Installing the NDIS 4 Driver for Windows 95 4-2  
About Microsoft Windows 95 Versions 4-2  
Retail Version of Windows 95 4-2  
OSR2 Version of Windows 95 4-3  
Finding the Windows 95 Version 4-3  
Installing the NDIS 4 Driver for Retail Windows 95 4-3  
When Windows 95 PnP Detects the NIC 4-3  
When Windows 95 Does Not Detect the NIC 4-4  
Installing the NDIS 4 Driver for Windows 95 OSR2 4-6  
5 CONFIGURING THE NIC MANUALLY  
Before Using the Configuration and Diagnostic Program 5-2  
Configuring the 3C319 NIC in a PC Without PnP Support 5-2  
Changing Configuration Option Settings 5-5  
Changing the Configuration of Multiple NICs 5-6  
Configuration Options 5-6  
Plug and Play (PnP) 5-7  
Configuration Mode 5-7  
Ring Speed 5-8  
I/O Base Address 5-8  
BIOS/MMIO Address Location 5-9  
Shared RAM Page Size and Address Range 5-9  
Interrupt Request Level 5-10  
Other Configuration Options 5-10  
6 INSTALLING A NETWORK DRIVER FOR WINDOWS NT  
Before Installing the Driver 6-2  
Installing the NDIS 4 Driver for Windows NT 6-2  
Windows NT 3.51 6-2  
Windows NT 4.0 6-3  
iv  
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7 CONFIGURING DYNAMICACCESS CLASS OF SERVICE  
Before Starting Configuration 7-1  
Activating Class of Service 7-2  
Adding Class of Service Ranges and Protocols 7-3  
Using Class of Service Advanced Options 7-5  
Accessing Class of Service Advanced Options 7-6  
Class of Service Advanced Options Settings 7-7  
FIFO Packet Threshold 7-7  
Concurrent UDP Streams 7-7  
Low-Priority Ratio 7-7  
Natural Packet Interval 7-8  
Disable Switch Packet Prioritization 7-8  
Disable Receive Packet Buffering 7-8  
Auto Ring Speed Detection 7-8  
Using Windows 95 to Access Auto Ring Speed  
Detection 7-9  
Using Windows NT to Access Auto Ring Speed  
Detection 7-10  
Disabling Auto Ring Speed Detection 7-10  
Setting a Locally Administered Network Address 7-11  
8 MANUALLY INSTALLING MISCELLANEOUS  
NETWORK DRIVERS  
Examining Driver Files on the TokenDisk Diskettes 8-1  
TokenDisk Diskette #1 Contents 8-2  
TokenDisk Diskette #2 Contents 8-3  
Before Installing Drivers 8-3  
Installing the Client Driver for NetWare 8-3  
Installing the OS/2 Network Driver for NetWare 8-6  
Installing the Server Driver for NetWare 8-6  
Installing the NDIS 2.01 Driver 8-6  
Installing a Driver for Windows for Workgroups 8-6  
Before Installing the Driver 8-7  
Viewing the Driver Installation Instructions 8-7  
Using IBM Drivers 8-8  
Using Remote Program Load (RPL) 8-8  
Before Using RPL 8-9  
Enabling RPL 8-9  
Disabling RPL 8-10  
v
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9 TROUBLESHOOTING NIC INSTALLATION  
3C319 NIC LEDs 9-1  
Using the Configuration and Diagnostic Program 9-2  
Diagnostic Test Types 9-2  
Group 1 Diagnostics 9-3  
MMIO Register Write/Read Test 9-3  
Boot PROM Test 9-3  
AIP Checksum Test 9-3  
Shared RAM Boundary/Domain Test 9-3  
Shared RAM Write/Read Test 9-3  
Timer Test 9-3  
Open NIC for Ring Operation Test 9-3  
Ring Operations Test 9-4  
Close NIC Test 9-4  
Group 2 Diagnostic 9-4  
Running the Diagnostic Tests 9-4  
Changing the Test Setup 9-6  
Troubleshooting Tips 9-7  
A SPECIFICATIONS  
Cabling A-1  
Pin Assignments A-1  
B TECHNICAL SUPPORT  
Online Technical Services B-1  
World Wide Web Site B-1  
3Com Bulletin Board Service B-2  
Access by Analog Modem B-2  
Access by Digital Modem B-2  
3ComFacts Automated Fax Service B-3  
3ComForum on CompuServe Online Service B-4  
Support from Your Network Supplier B-4  
Support from 3Com B-5  
Returning Products for Repair B-7  
vi  
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GLOSSARY  
INDEX  
3COM CORPORATION LIMITED WARRANTY  
FCC CLASS B CERTIFICATION STATEMENT  
3COM END USER SOFTWARE LICENSE AGREEMENT  
vii  
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FIGURES  
5-1 Main Menu 5-3  
5-2 NIC Configuration Screen 5-5  
7-1 3Com Class of Service Setup Screen 7-2  
7-2 Initial Class of Service Additional Ranges Screen 7-4  
7-3 Class of Service Additional Ranges Screen with  
Added Ranges 7-5  
7-4 Class of Service Advanced Options Screen 7-6  
7-5 3Com TokenLink Velocity ISA Adapter Dialog Box 7-9  
8-1 Main Menu with Driver Installation and Update Selected 8-4  
8-2 Network Drivers Menu 8-4  
9-1 NIC LEDs 9-1  
9-2 Configuration and Diagnostic Program Main Window 9-5  
9-3 Run Tests Dialog Box 9-5  
9-4 Test Setup Dialog Box 9-6  
A-1 DB-9 Connector Pin Assignments A-2  
A-2 RJ-45 Connector Pin Assignments A-2  
ix  
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TABLES  
1
2
Notice Icons  
2
Text Conventions  
2
2-1 Initial Settings of Configuration Options 2-5  
2-2 Installation Procedures for Supported Network Environments 2-7  
5-1 3Com Mode Versus IBM Mode 5-4  
xi  
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ABOUT THIS GUIDE  
About This Guide provides an overview of this guide,  
describes guide conventions, and tells you where to look  
for specific information.  
Introduction  
This guide describes how to install, configure, and  
troubleshoot the 3C319 TokenLink® VelocityISA  
network interface card (NIC).  
The HELP directory on TokenDisk® diskette #1 contains  
the latest technical information.  
This guide is intended for network installers who are  
familiar with local area networking (LAN) technology,  
token ring technology, and network interface card  
installation.  
If the information in the Release Notes shipped with  
your product differs from the information in this guide,  
follow the Release Notes.  
How to Use This Guide  
This table shows where to find specific information in  
this guide.  
If you are looking for...  
Turn to...  
Chapter 1  
Chapter 2  
Chapter 2  
Chapter 3  
Chapter 4  
Chapter 5  
Chapter 6  
3C319 NIC features and product overview  
3C319 NIC installation and cabling procedures  
Installation and configuration roadmap for your environment  
NetWare client driver installation procedures  
Windows 95 network driver installation procedures  
Manual NIC configuration procedures  
Windows NT network driver installation procedures  
(continued)  
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2
ABOUT THIS GUIDE  
If you are looking for...  
Turn to...  
Chapter 7  
Chapter 7  
Chapter 8  
Chapter 9  
Appendix A  
Appendix B  
DynamicAccess Class of Service configuration procedures  
Auto ring speed detection information  
Manual installation procedures for miscellaneous drivers  
Troubleshooting tips and procedures  
Specifications for cabling and connector pin assignments  
Technical support  
Conventions  
Table 1 and Table 2 list conventions that are used  
throughout this guide.  
Table 1 Notice Icons  
Icon Notice Type  
Alerts you to...  
Important features or instructions  
Information note  
Caution  
Risk of personal safety, system damage, or loss  
of data  
Warning  
Risk of severe personal injury  
Table 2 Text Conventions  
Convention Description  
Screen displays This typeface represents information as it appears on  
the screen.  
Words in  
italicized type  
Italics emphasize a point or denote new terms at the  
place where they are defined in the text.  
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INTRODUCTION  
1
The 3Com® TokenLink® VelocityISA network interface  
card (NIC) is a high-performance card for PCs with an  
Industry Standard Architecture (ISA) bus or Extended  
Industry Standard Architecture (EISA) bus. This NIC is  
referred to as the 3C319 NIC in this guide.  
High-Performance Features  
The 3C319 NIC is designed for high network  
performance and trouble-free operation. This section  
describes the performance features of the 3C319 NIC.  
DynamicAccess Class of Service  
3Coms DynamicAccessfeatures optimize network  
performance. With the DynamicAccess Class of Service  
feature, you can select the applications—such as  
multimedia sessions-—that require the highest-priority  
access to your network. Based on your selection, the  
network device driver recognizes high-priority applications  
and prioritizes their data transmissions.  
The NIC implements dual queues to ensure that  
high-priority traffic gets transmitted before normal-priority  
traffic. When high-priority traffic is available for  
transmission, a high-priority token is requested.  
Parallel Tasking Architecture  
Parallel Tasking® architecture provides the industrys  
fastest performance by pipelining data between the PC  
and the network. Parallel Tasking technology improves  
network data throughput by overlapping processing  
tasks to speed data transmission and reception.  
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1-2  
CHAPTER 1: INTRODUCTION  
For example, the 3C319 NIC begins writing the first  
portion of a data frame to the network before it has  
completed reading it from PC memory.  
Full-Duplex/Dedicated Token Ring Support  
Full-duplex/Dedicated Token Ring (DTR) is an  
enhancement to the IEEE 802.5 standard that allows  
a 16 Mbps switch port to be dedicated to a station.  
In full-duplex mode, a station can simultaneously  
transmit and receive independent data streams for  
potential data throughput of 32 Mbps. The 3C319 NIC  
operates in full-duplex mode when attached to a  
DTR switch.  
Other Features  
100% compatibility with IBM legacy drivers  
and applications  
Full connectivity with IBM AS/400 and mainframe  
computers  
Plug and Play installation for ease of use in many PCs  
and advanced operating systems  
AutoLinksoftware for easy installation of NetWare  
16-bit client drivers  
Universal boot PROM for booting your computer  
remotely from a network server  
Diagnostic programs to aid problem solving  
CISPR B and FCC B certification for reduced  
electromagnetic interference when using either  
shielded twisted-pair (STP) or unshielded twisted-pair  
(UTP) cables  
Data rates of 4 or 16 Mbps over STP or UTP cables  
Auto ring speed detection option that permits the  
NDIS 4 driver for Windows 95 and Windows NT to  
detect and operate at the current ring data rate  
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Other Features  
1-3  
Promiscuous mode support for the Windows 95 and  
Windows NT NDIS miniport drivers. In promiscuous  
mode, the NIC receives and forwards all network  
packets that arrive, regardless of the node to which  
they are addressed. Applications such as Microsoft  
Systems Management Server require the driver to be  
in promiscuous mode while they run. Promiscuous  
mode is automatically enabled and controlled by  
applications that require this feature. No user  
control is necessary.  
Easy configuration in 3Com mode for highest  
performance, or IBM mode with legacy IBM drivers  
3Com mode provides significant performance  
improvements by implementing Parallel Tasking  
architecture. Additionally, 3Com mode improves  
configuration flexibility by increasing the number  
of available IRQ channels to 8 and the number of I/O  
base addresses to 31. You can install up to six NICs  
per PC.  
IBM mode provides the same configuration options as  
IBM 16/4 Token Ring adapters: four IRQ channels and  
two I/O base addresses. You can use either 3Com  
drivers or IBM drivers in the IBM mode.  
Support for the following PC and network  
operating systems:  
MS-DOS version 3.2 or later (Microsoft DOS LAN  
Manager, Banyan VINES DOS workstation, Banyan  
VINES 386 Server, IBM PC LAN Program, Novell  
NetWare DOS Requester, IBM DOS LAN Requester)  
NetWare 2.1x or 2.2 (Novell NetWare 286 Server)  
NetWare 3.1x, 4.1x, or later (Novell NetWare  
386 Server)  
Windows NT version 3.51 or later  
Windows 95  
Windows for Workgroups  
IBM OS/2 version 2.0 or later (IBM LAN Server)  
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1-4  
CHAPTER 1: INTRODUCTION  
OS/2 version 1.x or later (Novell NetWare  
OS/2 Requester)  
IBM OS/2 EE version 1.1 or later (IBM LAN  
Server/LAN Requester, Communications Manager)  
MS-OS/2 version 1.x or later (Microsoft OS/2  
LAN Manager)  
IBM OS/2 Warp or OS/2 Warp Connect  
100% IBM Compatibility  
The 3Com TokenLink Velocity ISA NIC is 100%  
compatible with any commercially available driver  
or application that functions with the legacy TROPIC  
chip-based IBM adapters.  
If a 3Com TokenLink Velocity ISA NIC is not 100%  
compatible (as defined above) with any driver or  
application written to function on any IBM ISA Token  
Ring adapter, 3Com will refund the purchase price of  
the NIC.  
If you believe your TokenLink Velocity ISA NIC is  
not compatible, contact the support group of the  
organization from which you purchased the NIC.  
For information about 3Com technical support,  
see Appendix B.  
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INSTALLING THE  
3C319 NIC  
2
This chapter describes how to install the TokenLink  
Velocity ISA NIC (Part No. 3C319) in an ISA or EISA  
PC and how to connect the PC to the network.  
Installation Requirements  
Installation of the 3C319 NIC requires the following:  
An ISA- or EISA-bus PC with at least 640 K of RAM  
and an 80386, 80486, or Pentium processor.  
A 16-bit (ISA) or 32-bit (EISA) expansion slot.  
A high-density 3.5-inch floppy diskette drive.  
Category 3, 4, or 5 UTP or types 1 or 6 STP cabling.  
TokenDisk diskettes #1 and #2 containing the  
installation program, Configuration and Diagnostic  
Program, and drivers.  
he Configuration and Diagnostic Program supplied  
on TokenDisk diskette #1 is a DOS application. Before  
running the Configuration and Diagnostic Program,  
perform a clean boot from a DOS diskette or the hard  
drive’s DOS option to ensure that no memory managers  
or drivers are loaded. The Configuration and Diagnostic  
Program will not run in a DOS window.  
One of the PC and network operating systems  
described in the “Other Features” section of  
Chapter 1.  
Sufficient memory to load the 3C319 NIC driver from  
the network operating system. Depending on the  
LAN operating system, you may need additional free  
memory. Refer to your network operating system  
(NOS) documentation for exact memory requirements.  
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2-2  
CHAPTER 2: INSTALLING THE 3C319 NIC  
Safety Precautions  
WARNING: Personal computers operate with voltages  
that can be lethal. Before removing the cover, follow  
these steps to protect yourself and the PC.  
1 Turn off the PC and unplug it.  
2 Remove jewelry from your hands and wrists.  
3 Use insulated or nonconductive tools.  
Inspecting the 3C319 NIC  
The contents of the 3C319 NIC package follow. If  
items are missing, contact your authorized network  
supplier immediately.  
TokenLink Velocity 16-bit ISA 3C319 NIC  
TokenDisk diskettes #1 and #2  
TokenLink Velocity ISA Network Interface Card  
User Guide  
CAUTION: The NIC is packed in an antistatic container  
to protect it during shipment. To avoid damaging highly  
static-sensitive components on the NIC or in the PC,  
reduce static electricity on your body by wearing an  
electrostatic discharge wrist strap attached to the chassis  
or by touching the chassis before handling the NIC.  
1 Remove the 3C319 NIC from its box and set it on a  
nonstatic surface.  
2 Return all packing materials to the shipping  
container.  
If it is necessary to return the 3C319 NIC to 3Com, pack  
it in the original (or equivalent) packing material to  
maintain the warranty.  
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Inserting the 3C319 NIC  
2-3  
3 Remove the 3C319 NIC from its antistatic container.  
4 Inspect the 3C319 NIC for visible signs of damage.  
If you find a problem, immediately notify your authorized  
network supplier and the carrier that delivered the NIC.  
Complete the Product Registration Card and return  
it to 3Com. Or call 1-800-NET-3Com for immediate  
registration.  
Inserting the 3C319 NIC  
Follow these steps to insert the 3C319 NIC:  
1 Insert the 3C319 NIC in an empty ISA or EISA  
expansion slot.  
Make sure it is completely seated in the slot by pushing  
down firmly on both ends of the NIC.  
2 Connect one of the following network cable types  
to the 3C319 NIC:  
Shielded twisted-pair (STP) cable with a  
DB-9 connector  
Unshielded twisted-pair (UTP) cable with an  
RJ-45 connector  
CAUTION: Connect the cable only to the 3C319 NIC  
that you have just installed. Connecting the cable to  
other NICs could cause serious damage to them and  
the token ring network.  
TokenLink Velocity NICs support industry-standard token  
ring Category 3, 4 or 5 UTP or types 1 or 6 STP cabling.  
These cables meet IEEE 802.5 specifications.  
Do not daisy-chain token ring NICs or connect them  
back to back.  
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2-4  
CHAPTER 2: INSTALLING THE 3C319 NIC  
3 Connect the other end of the cable to a network  
dual access unit (DAU), a multistation access unit  
(MAU), controlled access unit (CAU), or a token  
ring switch.  
The 3C319 NIC can operate in full-duplex mode when  
attached to a Dedicated Token Ring (DTR)-enabled switch.  
4 Plug in the PC and turn the power on.  
The next step is to verify that the PC operating system  
recognizes the 3C319 NIC as a new device and  
configures it. If the operating system cannot automatically  
configure the NIC, you must configure it manually.  
Before Configuring the NIC and Installing the Driver  
After you have installed the 3C319 NIC in your PC, the  
next step is to configure the NIC and install the network  
driver for your environment.  
For some operating systems, NIC configuration and  
driver installation are automatic; for others, you need to  
manually configure the NIC before installing the driver.  
Most PCs produced after 1995 include Plug and Play  
(PnP) capabilities. When you turn on the computer  
after installing the NIC, PnP assigns settings to the  
following resources:  
I/O base address  
Interrupt request level  
BIOS/MMIO base address  
Shared RAM address  
The configuration parameters are set initially by 3Com.  
Table 2-1 lists the default settings of the 3C319 NIC  
at shipment.  
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Before Configuring the NIC and Installing the Driver  
2-5  
Table 2-1 Initial Settings of Configuration Options  
Default Settings  
in PCs without  
PnP Support  
Default Settings in  
PCs with PnP Support  
Option  
Plug and Play  
Enabled  
3Com  
Enabled  
3Com  
Configuration Mode  
I/O Base Address  
Interrupt Request Level  
Ring Speed  
Set by PnP  
Set by PnP  
16 Mbps  
Set by PnP  
16 K  
A20h  
2(9)  
16 Mbps  
CC000  
BIOS/MMIO Base Address  
RAM Page Size  
16 K  
Shared RAM Address Range Set by PnP  
D8000–DBFFF  
16-bit  
Memory Mode  
I/O Mode  
16-bit  
16-bit  
16-bit  
IRQ Driver Type  
AutoSwitch  
Edge Triggered  
Disabled  
Disabled  
Enabled  
Edge Triggered  
Disabled  
Disabled  
Enabled  
Boot PROM  
Zero Wait State  
If you require other settings, you must change them  
manually, as described in Chapter 5, “Configuring the  
NIC Manually,and then reboot.  
If your PnP PC does not detect and automatically  
configure the 3Com NIC, do not assume the NIC is  
defective. The BIOS PnP may be an early design, or  
the design may be nonstandard. Use the procedures in  
Chapter 5, “Configuring the NIC Manually,to disable PnP  
and configure the NIC.  
Proceed with NIC configuration and driver installation  
according to the conditions described below:  
If you have a single 3C319 NIC installed and want to  
load a single NetWare DOS ODI client, see Chapter 3,  
“Installing NetWare DOS Clients Automatically.”  
Chapter 3 describes using the 3Com AutoLink utility  
to configure the NIC automatically and install the  
DOS 16-bit client network driver for NetWare 3.12  
and 4.10 systems.  
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2-6  
CHAPTER 2: INSTALLING THE 3C319 NIC  
If you installed the 3C319 NIC in a PC running  
Windows 95 with PnP, it will be configured  
automatically when you install the driver. See  
Chapter 4, “Installing a Network Driver for  
Windows 95.”  
After installing the NDIS 4 driver for Windows 95, you  
have the option to enable DynamicAccess Class of  
Service support for the 3C319 NIC. See Chapter 7,  
“Configuring DynamicAccess Class of Service.”  
If you installed the 3C319 NIC in a PC running  
Windows NT, disable PnP before installing the driver.  
See Chapter 5, “Configuring the NIC Manually,for  
instructions on disabling PnP. For Windows NT driver  
installation instructions, see Chapter 6, “Installing a  
Network Driver for Windows NT.”  
After installing the NDIS 4 driver for Windows NT, you  
have the option to enable DynamicAccess Class of  
Service support for the 3C319 NIC. See Chapter 7,  
“Configuring DynamicAccess Class of Service.”  
If you installed the 3C319 NIC in a PC running  
Windows for Workgroups with PnP, disable PnP before  
installing the driver. See Chapter 5, “Configuring the  
NIC Manually,for instructions on disabling PnP.  
For Windows for Workgroups driver installation  
information, see “Installing a Driver for Windows for  
Workgroups” in Chapter 8.  
installed the NIC in a PC with a BIOS that does not  
have a utility to recognize and configure PnP-enabled  
devices, you must manually configure the NIC before  
installing the driver. See Chapter 5, “Configuring the  
NIC Manually,and then see Chapter 8, “Manually  
Installing Miscellaneous Network Drivers.”  
Table 2-2 summarizes the installation procedures for  
supported network environments.  
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Before Configuring the NIC and Installing the Driver  
2-7  
Table 2-2 Installation Procedures for Supported Network Environments  
NetWare  
Step DOS Client  
Windows 95  
Windows NT  
Others  
Boot DOS, disable  
1
2
3
Run AutoLink. Install driver.  
Boot DOS,  
disable PnP, and PnP, and configure  
configure NIC.  
NIC.  
See Chapter 3, See Chapter 4,  
See Chapter 5,  
“Configuring the “Configuring the  
NIC Manually.”  
See Chapter 5,  
“Installing  
NetWare DOS Network Driver  
Clients for  
“Installing a  
NIC Manually.”  
Automatically.” Windows 95.”  
Configure  
DynamicAccess  
Class of Service.  
Install driver.  
Install driver.  
See Chapter 7,  
“Configuring  
DynamicAccess  
Class of  
See Chapter 6,  
“Installing a  
Network Driver  
for  
See Chapter 8,  
“Manually Installing  
Miscellaneous  
Network Drivers.”  
Service.”  
Windows NT.”  
Configure  
DynamicAccess  
Class of Service.  
See Chapter 7,  
“Configuring  
DynamicAccess  
Class of  
Service.”  
If you encounter problems during any step of the  
installation process, turn to Chapter 9, Troubleshooting  
NIC Installation,” for help.  
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INSTALLING NETWARE  
DOS CLIENTS  
AUTOMATICALLY  
3
The 3Com AutoLink software utility automatically  
configures one 3C319 NIC and installs the DOS 16-bit  
ODI client network driver for NetWare 3.12 and 4.10  
systems. This chapter describes running the AutoLink  
program. Disregard this chapter if you do not want to  
install the DOS 16-bit client driver for NetWare.  
AutoLink Software Functions  
AutoLink software configures your PC as a NetWare DOS  
ODI client. The AutoLink configuration program performs  
the following functions:  
Configures a single 3C319 NIC.  
The AutoLink configuration utility cannot be used to  
configure multiple 3C319 NICs.  
Installs the NetWare client software from TokenDisk  
diskette #1.  
Modifies the CONFIG.SYS, AUTOEXEC.BAT, and  
NET.CFG files. (The previous versions of these files  
are renamed CONFIG.3CM, AUTOEXEC.3CM,  
and NET.3CM.)  
The AutoLink configuration utility is a DOS application.  
It cannot run in PCs running OS/2, Windows 95, or  
Windows NT.  
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3-2  
CHAPTER 3: INSTALLING NETWARE DOS CLIENTS AUTOMATICALLY  
Before Using the AutoLink Configuration Utility  
Make sure that the following steps have been performed  
before using the AutoLink configuration utility:  
The NIC is installed in your DOS-based PC and is  
connected to the network.  
NetWare version 3.12 or later is installed on the server  
(if necessary).  
A NetWare server account is available with a user ID  
and password.  
DOS version 3.2 or later is installed on the client PC.  
Modifying AutoLink Default Settings  
A 3INSTALL.BAT file in the LOGIN directory of the  
NetWare server allows the AutoLink configuration  
program to download the NetWare client software from  
the server instead of from TokenDisk diskette #1. Your  
system administrator can create a 3INSTALL.BAT file that  
copies specific software from the server to customize  
your installation.  
Use the AUTOLINK.CFG file to modify the AutoLink  
configuration process. The AUTOLINK.CFG file in  
the AUTOLINK directory on TokenDisk diskette #1  
contains default settings and descriptions of the  
AUTOLINK.CFG parameters.  
Avoiding Memory Manager Conflicts  
The NIC uses areas of upper memory to transfer data. If  
you are using a memory manager such as EMM386 on  
your PC, you must reserve the upper memory for the NIC.  
The 3C319 NICs default configuration requires 16 K  
of shared RAM at address D8000–DBFFF and 8 K of  
MMIO/BIOS address at CC000. The following example  
uses EMM386 and the default memory range.  
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Running the AutoLink Program  
3-3  
1 Make a backup copy of the CONFIG.SYS file. Type:  
copy config.sys config.old [Enter]  
2 Edit the memory manager device statement in the  
CONFIG.SYS file to exclude the memory range that  
the 3C319 NIC uses.  
The statement should be similar to the following:  
DEVICE=C:\WINDOWS\EMM386.EXE NOEMS X=CC00-CDFF X=D800-DBFF  
where X stands for exclude, followed by the NICs  
memory range. See Chapter 5, “Configuring the  
NIC Manually,” for additional memory ranges.  
Refer to your operating system manual for additional  
instructions and information on using the memory  
manager.  
3 Save the CONFIG.SYS file and exit the text editor.  
4 Reboot the PC.  
Next, load the NetWare DOS ODI client driver by running  
the AutoLink program, as described in the next section.  
Running the AutoLink Program  
The AutoLink program loads the NetWare DOS ODI client  
driver and automatically configures the 3C319 NIC. To  
run the AutoLink program, follow these steps:  
1 Insert TokenDisk diskette #1 in the floppy drive  
and type:  
a: [Enter]  
2 Type:  
autolink [Enter]  
The first time you use the installation software, the 3Com  
software license appears.  
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3-4  
CHAPTER 3: INSTALLING NETWARE DOS CLIENTS AUTOMATICALLY  
3 To accept the terms and conditions, type:  
y
To view the full text of the license agreement, press [F1].  
4 When the information screen appears, press [Enter]  
to continue.  
A status message appears, followed by a prompt for the  
ring speed of your network.  
5 Enter the ring speed and configuration mode and  
press [Enter].  
The default ring speed is 16 Mbps. The 3C319 NIC  
operates at either 16 or 4 Mbps. The speed of the NIC  
and the network must be the same. Ask your system  
administrator for your network ring speed. See Chapter 5,  
“Configuring the NIC Manually,” for details.  
The configuration mode choices are 3Com or IBM mode.  
The default configuration mode is 3Com mode. See  
Chapter 5, “Configuring the NIC Manually,” for details.  
A message states that the NICs configuration is complete.  
6 Remove TokenDisk diskette #1 and press any key  
to reboot your PC.  
The login prompt for a NetWare server appears.  
7 Log in to the NetWare server with your ID  
and password.  
Your PC is now configured as a NetWare DOS ODI client.  
If you cannot connect to the NetWare server, see  
Chapter 9, Troubleshooting NIC Installation.”  
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INSTALLING A NETWORK  
DRIVER FOR WINDOWS 95  
4
This chapter describes how to install the NDIS 4 driver for  
the TokenLink Velocity ISA (3C319) NIC in Windows 95  
environments. The NDIS 4 driver conforms to Microsofts  
latest NDIS 4.0 miniport specification and provides the  
following features:  
DynamicAccess Class of Service  
Auto ring speed detection  
Promiscuous mode  
The 3C319 NIC NDIS 3 full MAC driver, which is  
compatible with Microsofts earlier NDIS 3.x specification,  
is available on TokenDisk diskette #1 in the \WIN95  
subdirectory. However, the features listed above are  
available only with the NDIS 4 driver.  
Explicit instructions for installing the NDIS 3 driver are  
no longer provided in this guide because that driver has  
been superseded by the NDIS 4 driver, which provides  
additional features such as DynamicAccess Class  
of Service.  
If you still want to load the NDIS 3 driver, follow the  
instructions provided in this guide for the NDIS 4 driver.  
When directed to insert TokenDisk diskette #2 (containing  
the NDIS 4 driver), you should instead insert TokenDisk  
diskette #1, which contains the NDIS 3 driver. In all other  
respects, the instructions for installing the NDIS 4 driver  
and NDIS 3 driver are nearly identical.  
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4-2  
CHAPTER 4: INSTALLING A NETWORK DRIVER FOR WINDOWS 95  
Before Installing the Driver  
Before you install the NDIS 4 driver, make sure that the  
3C319 NIC is installed as described in Chapter 2, and that  
Windows 95 is installed.  
Have the Windows 95 software accessible on diskettes,  
CD, or hard drive in case the installation utility requests  
protocol files from the Windows 95 software library.  
If your network environment uses the TCP/IP  
communications protocol, you must obtain from your  
network administrator all the information you will need  
to define an IP address during the installation process.  
Installing the NDIS 4 Driver for Windows 95  
This section describes installing the 3C319 NIC NDIS 4  
driver for the following Microsoft Windows 95 versions:  
Retail version 950 (950a)  
OEM Service Release 2 (OSR2) version 950b  
The default installation modes are 16 Mbps ring speed  
and 3Com mode. If these options are not satisfactory,  
you can change the settings in Windows 95.  
About Microsoft Windows 95 Versions  
The 3C319 NIC NDIS 4 driver installation procedures differ  
depending on the Windows 95 version installed on  
your PC.  
Retail Version of Windows 95  
If your PC did not come with Windows 95 already  
installed, you must install the retail version of  
Windows 95 (version 950) before you load the driver.  
The retail version of Windows 95 is designed to upgrade  
Windows 3.x PCs.  
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Installing the NDIS 4 Driver for Windows 95  
4-3  
OSR2 Version of Windows 95  
Some PCs are sold with a special Windows 95 version  
already installed. Windows 95 OEM Service Release 2  
(OSR2) is version 950b of Windows 95. An OEM Service  
Release is an updated version of a Microsoft product for  
PC original equipment manufacturers (OEMs) to preinstall  
on new PCs. The OSR2 version of Windows 95 contains  
some new hardware support and programs.  
Finding the Windows 95 Version  
To determine which Windows 95 version you are using,  
open the Control Panel, select System, and read the  
System information under the General tab. If your  
release is version 4.00.950 (or 4.00.950a), you are using  
the retail version of Windows 95 (version 950). If your  
release is version 4.00.950b, you are using the OSR2  
version of Windows 95 (version 950b).  
Installing the NDIS 4 Driver for Retail Windows 95  
This section describes two ways to install the NDIS 4  
driver for retail Windows 95 (version 950), depending on  
whether or not your PC supports PnP configuration. If  
you are not sure whether your Windows 95 version has  
PnP support, first try the following procedure, “When  
Windows 95 PnP Detects the NIC.” If your PC does not  
automatically detect the 3C319 NIC after you turn on  
power to the PC, use the second procedure, “When  
Windows 95 Does Not Detect the NIC.”  
When Windows 95 PnP Detects the NIC  
Follow these steps to install the NDIS 4 driver for  
Windows 95 with PnP support. It is assumed that you  
are already running Windows 95.  
1 Turn on the computer and start Windows 95.  
Windows 95 automatically detects the new hardware  
in the PC. Windows 95 displays the New Hardware  
Found window.  
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4-4  
CHAPTER 4: INSTALLING A NETWORK DRIVER FOR WINDOWS 95  
2 Select Driver from disk provided by hardware  
manufacturer and click OK.  
Windows 95 displays the Install from Disk dialog box,  
which prompts you to insert the appropriate diskette and  
to type the directory location for the NDIS 4 driver.  
3 Insert TokenDisk diskette #2 in the floppy drive.  
4 Type the following path at the prompt:  
a:\  
5 Click OK.  
If Windows 95 prompts you to insert the Windows 95 CD  
or diskettes to obtain files from the Windows 95 software  
library, insert the appropriate media and continue as  
directed by the prompts.  
6 When the setup file has been read, select  
TokenLink Velocity ISA NIC on the list and click OK.  
Windows 95 imports the driver, and the driver  
installation is complete.  
Auto ring speed detection is automatically enabled when  
you install the NDIS 4 driver for Windows 95. If you want  
to disable auto ring speed detection, see “Auto Ring  
Speed Detection” in Chapter 7.  
The DynamicAccess Class of Service feature is disabled  
by default when you install the NDIS 4 driver for  
Windows 95. To activate Class of Service, see Chapter 7,  
“Configuring DynamicAccess Class of Service.”  
When Windows 95 Does Not Detect the NIC  
Follow these instructions to install the NDIS 4 driver for  
Windows 95 if your PC does not support PnP hardware  
configuration or does not detect the 3C319 NIC.  
If your Windows 95 version has PnP support but is still  
not able to detect the 3C319 NIC, you should disable  
PnP before proceeding, as described in Chapter 5,  
“Configuring the NIC Manually.” Once you have disabled  
PnP, follow these steps to install the NDIS 4 driver:  
1 In the Windows 95 desktop, double-click the  
My Computer icon.  
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Installing the NDIS 4 Driver for Windows 95  
4-5  
2 In the My Computer group, double-click the  
Control Panel icon.  
3 In the Control Panel group, double-click the  
Network icon.  
4 In the Network dialog box, click Add.  
5 In the Select Network Component Type dialog box,  
double-click Adapter.  
6 In the Select Network Adapters dialog box, click  
Have Disk.  
7 Insert TokenDisk diskette #2 in the floppy drive.  
8 In the Copy Manufacturer’s Files From selection  
box, type:  
a:\  
9 Click OK.  
10 In the Models selection box, select the correct  
mode (either ISA or EISA).  
Select 3Com TokenLink Velocity ISA 3C319 if you  
installed the NIC in an ISA slot. You can also make this  
selection if the NIC is in an EISA slot as long as you  
have not enabled the AutoSwitch option. (For more  
information about enabling the AutoSwitch option,  
see instructions in the section “Other Configuration  
Options” in Chapter 5.)  
Select 3Com TokenLink Velocity ISA 3C319 in EISA  
mode only if you installed the NIC in an EISA slot  
and used the EISA configuration utility to configure  
the NIC.  
In a Compaq EISA-based PC, with PnP enabled on the  
NIC, you are asked to run the EISA configuration utility.  
Refer to the instructions that accompanied the PC  
for details.  
11 Click OK.  
12 In the Network dialog box, click OK.  
13 On the Resources screen, click OK to accept the I/O  
base address.  
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4-6  
CHAPTER 4: INSTALLING A NETWORK DRIVER FOR WINDOWS 95  
14 Remove TokenDisk diskette #2 from the  
floppy drive.  
15 Click Yes to restart your PC to activate the driver.  
This concludes the procedure for installing the NDIS 4  
driver for retail Windows 95 without PnP support.  
Auto ring speed detection is automatically enabled when  
you install the NDIS 4 driver for Windows 95. If you want  
to disable auto ring speed detection, see “Auto Ring  
Speed Detection” in Chapter 7.  
The DynamicAccess Class of Service feature is disabled  
by default when you install the NDIS 4 driver for  
Windows 95. To activate Class of Service, see Chapter 7,  
“Configuring DynamicAccess Class of Service.”  
Installing the NDIS 4 Driver for Windows 95 OSR2  
Follow these steps to install the driver for Windows 95  
OEM Service Release 2 (OSR2) version 950b. It is assumed  
that you are already running Windows 95.  
During installation, have the Windows 95 software  
accessible on diskettes, CD, or hard drive in case the  
installation utility requests files from the Windows 95  
software library.  
1 Install the 3C319 NIC and start the computer.  
Windows 95 detects the new hardware. ISA Token Ring  
Controller appears in the New Hardware Found dialog  
notice. The Update Device Driver Wizard dialog  
box appears.  
2 Click Next.  
3 Click Other Locations.  
The Select Other Locations dialog box appears.  
4 Insert TokenDisk diskette #2 in the floppy drive.  
5 Type the following path and click OK:  
a:\  
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Installing the NDIS 4 Driver for Windows 95  
4-7  
6 Verify that the Update Device Driver Wizard dialog  
box lists 3Com TokenLink Velocity ISA Adapter, and  
click Finish.  
Messages appear while files are being copied. The  
System Settings Change dialog box appears.  
7 Remove TokenDisk diskette #2 from the  
floppy drive.  
8 Click Yes to restart the computer.  
This concludes the procedure for installing the NDIS 4  
driver for Windows 95 under OSR2.  
Auto ring speed detection is automatically enabled when  
you install the NDIS 4 driver for Windows 95. If you want  
to disable auto ring speed detection, see “Auto Ring  
Speed Detection” in Chapter 7.  
The DynamicAccess Class of Service feature is disabled  
by default when you install the NDIS 4 driver for  
Windows 95. To activate Class of Service, see Chapter 7,  
“Configuring DynamicAccess Class of Service.”  
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CONFIGURING THE  
NIC MANUALLY  
5
This chapter describes how to configure the 3C319 NIC  
manually using the Configuration and Diagnostic Program  
on TokenDisk diskette #1. Use the procedures in this  
chapter if:  
Your PC does not provide PnP configuration; the BIOS  
does not have a utility that recognizes and configures  
PnP-enabled devices  
The PnP utility on your PC does not detect and  
configure the 3C319 NIC  
Your network operating system does not support  
PnP configuration  
You need to reconfigure a parameter not set by the  
PnP BIOS  
You need to disable PnP for the 3C319 NIC  
You have a system failure while using the  
Configuration and Diagnostic Program  
Change the default configuration for the NIC only if you  
have conflicts with other devices or cards. (See Table 2-1  
for initial settings set by 3Com for configuration options.)  
For standard settings of commonly used devices, refer to  
the SYSRESRC.TXT file in the HELP directory on TokenDisk  
diskette #1.  
This chapter does not apply to 3C319 NICs installed in  
EISA PCs with the AutoSwitch option enabled. To change  
software option settings in an EISA PC, use the EISA  
configuration utility provided with the PC.  
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5-2  
CHAPTER 5: CONFIGURING THE NIC MANUALLY  
Before Using the Configuration and Diagnostic Program  
To configure the 3C319 NIC, the NIC must be already  
installed in your PC and connected to the network, as  
described in Chapter 2.  
The Configuration and Diagnostic Program is a DOS  
application that will not function properly if the 3C319  
drivers are already installed.  
The Configuration and Diagnostic Program indicates  
memory conflicts if you run it with a memory manager  
without excluding the memory range used by the  
3C319 NIC. Before you run the Configuration and  
Diagnostic Program, you must bypass the drivers and  
the /memory manager. Use a DOS diskette if you are  
running DOS 5.0 or earlier.  
If you are running Windows NT, perform a clean boot  
from the DOS partition, or boot from a DOS diskette to  
run the diagnostic program. If you use Windows 95 or  
Windows for Workgroups, exit Windows and restart the  
PC in MS-DOS mode, or boot from a floppy that has the  
Configuring the 3C319 NIC in a PC Without PnP Support  
Before starting, make sure that you have performed  
a clean DOS boot according to the instructions in the  
preceding section, “Before Using the Configuration and  
Diagnostic Program.” To configure the 3C319 NIC in a PC  
without PnP support, follow these steps:  
1 Insert TokenDisk diskette #1 in a floppy drive (for  
example, the A drive) on your PC, and at the DOS  
prompt type:  
a: [Enter]  
2 At the prompt, type:  
install [Enter]  
The first time you use the installation software, a  
software license screen appears.  
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Configuring the 3C319 NIC in a PC Without PnP Support  
5-3  
3 To accept the displayed terms and conditions, type:  
y
To view the full text of the license agreement, press [F1].  
The main menu appears, as shown in Figure 5-1.  
TokenDisk-3C319 TokenLink Velocity ISA NIC v.4.0  
ESC=Cancel  
F1=Help  
MAIN  
MENU  
Installation Tips <ReadMe> ...  
Microsoft Windows Information  
AutoLink  
Auto Configure 3Com ISA NIC  
Driver Installation and Update ...  
Configuration and Diagnostic Program  
NIC (Network Interface Card) Release Notes  
Automatically configures the NIC to non-conflicting settings.  
(C) Copyright 1996, 3Com Corporation. All Rights Reserved.  
[ENTER]=Execute Function  
[
↑↓]=Scroll  
[F1]=Help [ESC]=<Cancel>  
Figure 5-1 Main Menu  
4 Use the arrow keys to select Auto Configure 3Com  
ISA NIC. Press [Enter].  
5 Select the operating mode and speed:  
3Com mode, 16 Mbps  
3Com mode, 4 Mbps  
IBM mode, 16 Mbps  
IBM mode, 4 Mbps  
3Com mode provides significant throughput  
performance improvements, the same features as IBM  
mode, and additional I/O address options and interrupt  
request (IRQ) levels that reduce the possibility of conflicts  
with other peripherals.  
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5-4  
CHAPTER 5: CONFIGURING THE NIC MANUALLY  
IBM mode is compatible with existing IBM drivers.  
Table 5-1 shows the differences between the modes.  
Table 5-1 3Com Mode Versus IBM Mode  
3Com Mode  
IBM Mode  
Requires 3Com drivers for expanded  
configuration settings. Supports existing  
IBM Token Ring 16/4 Adapter drivers when  
the I/O base address = A20 or A24 and the  
IRQ = 2, 3, 6, or 7.  
Supports existing IBM Token Ring  
16/4 Adapter drivers  
Parallel Tasking architecture  
Maximum of 6 NICs in one PC  
8 IRQ levels  
Maximum of 2 NICs in one PC  
4 IRQ levels  
31 I/O base addresses  
2 I/O base addresses (A20h, A24h)  
6 Press [Enter].  
After you have selected the configuration mode and ring  
speed, the configuration program automatically attempts  
to configure device parameters to settings that do not  
conflict with other devices in your PC. The configuration  
program displays settings for the following parameters:  
Configuration mode  
I/O base address  
Interrupt request level  
Ring speed  
BIOS/MMIO base address  
Shared RAM address range  
To change the settings manually, follow the steps in the  
next section, “Changing Configuration Option Settings.”  
7 Press any key to continue.  
The configuration program returns you to the main menu  
(Figure 5-1).  
8 Press [Esc] to exit the Configuration and  
Diagnostic Program.  
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Changing Configuration Option Settings  
5-5  
Changing Configuration Option Settings  
PnP is enabled by default. You must disable PnP to  
configure the 3C319 NIC with the Configuration and  
Diagnostic Program.  
To disable PnP for the 3C319 NIC and change the  
configuration settings, follow these steps:  
1 Insert TokenDisk diskette #1 in the floppy drive (for  
example, the A drive) and type:  
a:\3trdiag [Enter]  
2 Select Install and press [Enter].  
3 Press [Enter] to select Configure NIC.  
The screen shown in Figure 5-2 appears.  
Diagnostic and Manual Configuration Program Version 2.0  
Quit  
Install Test  
View  
Select  
F1=Help  
NIC Configuration  
TokenLink Velocity NIC Configuration  
Plug and Play  
Enabled  
3Com  
Configuration Mode  
l/O Base Address  
Interrupt Request Level  
Ring Speed  
300h  
5
16 Mbps  
CC000h  
BIOS/MMIO Base Address  
Shared RAM Address Range D8000h-DBFFFh  
Memory Mode  
I/O Mode  
IRQ Driver Type  
Auto Switch  
16 bit  
16 bit  
Edge Triggered  
Disabled  
Modify  
File Options  
OK  
Cancel  
[ENTER]=Change the Setting  
[]=Scroll  
[Alt]+<Highlighted Key>=Execute Function  
Figure 5-2 NIC Configuration Screen  
4 If Plug and Play is enabled, use the arrow keys to  
select Plug and Play and press [Enter] to disable it.  
5 Use the arrow keys to select another parameter  
and press [Enter].  
A second dialog box appears to allow you to make  
your choice.  
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5-6  
CHAPTER 5: CONFIGURING THE NIC MANUALLY  
6 If you want to change other configuration option  
settings, use the arrow keys to select a setting and  
press [Enter].  
You can use a mouse, provided a mouse driver is installed  
on your PC. In this case, click the setting you want.  
7 Continue this procedure to select other options.  
8 Press [Tab] until you highlight OK.  
9 Press [Enter].  
This procedure saves the new settings to the NIC.  
After manually configuring the 3C319 NIC, you must  
install network drivers. If you have disabled PnP and  
manually configured the NIC for your Windows 95  
environment, go to Chapter 4, “Installing a Network  
Driver for Windows 95.” For Windows NT environments,  
go to Chapter 6, “Installing a Network Driver for  
Windows NT.” For information on manually installing  
drivers for other operating systems, see Chapter 8,  
“Manually Installing Miscellaneous Network Drivers.”  
Changing the Configuration of Multiple NICs  
If you have more than one 3C319 NIC in a PC, you must  
configure each one separately. Go to the main window of  
the Configuration and Diagnostic Program, press [F10],  
and select the next NIC. Repeat steps 4 through 9 in the  
section “Changing Configuration Option Settings.”  
Configuration Options  
This section discusses the configuration options for the  
3C319 NIC. For instructions on changing any of these  
options, see the section “Changing Configuration Option  
Settings” earlier in this chapter. The following  
configuration options are available:  
Plug and Play (PnP)  
Configuration Mode  
Ring Speed  
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Configuration Options  
5-7  
I/O Base Address  
BIOS/MMIO Address Location  
Shared RAM Page Size and Address Range  
Interrupt Request Level  
Memory Mode  
I/O Mode  
IRQ Driver Type  
AutoSwitch  
Boot PROM  
Zero Wait State  
Plug and Play (PnP)  
This option enables a PC with Plug and Play (PnP) support  
to allocate resources for the 3C319 NIC. The resources  
allocated in a PnP system include:  
I/O base address  
Interrupt request level  
BIOS/MMIO base address  
Shared RAM base address  
The default for PnP is enabled. Disable PnP to configure  
the 3C319 NIC with the Configuration and Diagnostic  
Program. For instructions, see the section “Changing  
Configuration Option Settings” earlier in this chapter.  
Configuration Mode  
This 3C319 NIC provides the following two modes  
of operation:  
3Com mode  
IBM mode  
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5-8  
CHAPTER 5: CONFIGURING THE NIC MANUALLY  
3Com mode increases the number of available IRQ  
channels from 4 to 8 and the number of I/O base  
addresses from 2 to 31. You can install up to six 3C319  
NICs per PC. 3Com drivers are supplied on the TokenDisk  
diskettes to support these 3Com mode enhancements.  
The default is 3Com mode.  
IBM mode provides the same configuration options as  
IBM 16/4 Token Ring Adapters: 4 IRQ channels and 2 I/O  
base addresses. You can continue to use IBM drivers with  
the NIC in IBM mode.  
Ring Speed  
The 3C319 NIC operates at a ring speed of either  
4 or 16 Mbps. The 3C319 NIC ring speed must match the  
speed of the token ring network. The default value is  
16 Mbps. For the NDIS 4 driver, the auto ring speed  
detection feature is enabled by default. (To disable the  
auto ring speed detection feature, see “Auto Ring Speed  
Detection” in Chapter 7.)  
I/O Base Address  
In IBM mode when only one 3C319 NIC is installed, it is  
designated the Primary NIC. Change the Primary/Alternate  
option with the Configuration and Diagnostic Program.  
The base address allowed in IBM mode is A20h (primary)  
or A24h (alternate). The default is A20h.  
In 3Com mode the I/O base addresses designate the  
NICs. The I/O base addresses for 3Com mode are as  
follows, with the default address in bold:  
A20h  
A24h  
210h  
220h  
230h  
240h  
250h  
260h  
280h  
290h  
2A0h  
2B0h  
2C0h  
2D0h  
2E0h  
2F0h  
300h  
310h  
320h  
330h  
340h  
350h  
360h  
370h  
380h  
390h  
3A0h  
3B0h  
3C0h  
3D0h  
3E0h  
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Configuration Options  
5-9  
If a system resource conflict continues, you may have to  
change the settings of other NICs or options that are in  
your PC.  
BIOS/MMIO Address Location  
There are 12 possible 8 KB blocks of PC memory that can  
be assigned for accessing the ROM area of the 3C319  
NIC. The factory default ROM address for the 3C319 NIC  
is CC000–CDFFF. The ROM address locations are as  
follows, with the default in bold:  
C8000-C9FFF  
CA000–CBFFF  
CC000–CDFFF  
CE000–CFFFF  
D0000–D1FFF  
D2000–D3FFF  
D4000–D5FFF  
D6000–D7FFF  
D8000–D9FFF  
DA000–DBFFF  
DC000–DDFFF  
DE000–DFFFF  
The BIOS/MMIO address selected must not be assigned  
for use by any other NIC or device and cannot be the  
same as the RAM address for this NIC. If a system  
resource conflict exists, you may have to change the  
settings of other NICs or devices that are in your PC.  
Shared RAM Page Size and Address Range  
There are 22 possible blocks of memory available  
for accessing the RAM located on the 3C319 NIC.  
The factory default RAM size and address location  
for the 3C319 NIC, which support RAM paging, are  
16 KB / D8000–DBFFF.  
RAM paging allows the software to access all 64 KB of  
RAM on the 3C319 NIC one page (16 KB) at a time,  
while using only 16 KB of PC memory space. RAM  
paging is available for all 16 KB address ranges.  
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5-10  
CHAPTER 5: CONFIGURING THE NIC MANUALLY  
If a conflict exists, you may have to change the settings  
of other NICs or adapters that are in your PC. The 22  
RAM address ranges are as follows, with the default  
in bold:  
8 KB / C8000–C9FFF  
8 KB / CA000–CBFFF  
8 KB / CC000–CDFFF  
8 KB / CE000–CFFFF  
8 KB / D0000–D1FFF  
8 KB / D2000–D3FFF  
8 KB / D4000–D5FFF  
8 KB / D6000–D7FFF  
8 KB / D8000–D9FFF  
8 KB / DA000–DBFFF  
8 KB / DC000–DDFFF  
8 KB / DE000–DFFFF  
16 KB / C8000–CBFFF  
16 KB / CC000–CFFFF  
16 KB / D0000–D3FFF  
16 KB / D4000–D7FFF  
16 KB / D8000–DBFFF  
16 KB / DC000–DFFFF  
32 KB / C8000–CFFFF  
32 KB / D0000–D7FFF  
32 KB / D8000–DFFFF  
64 KB / D0000–DFFFF  
Interrupt Request Level  
A 3C319 NIC can operate on one of four interrupt levels  
for IBM mode (2 [9], 3, 6, or 7), or one of eight interrupt  
levels for 3Com mode (2 [9], 3, 5, 6, 7, 10, 11, or 15).  
The default interrupt level is 2, but the 3C319 NIC can  
operate on any of the levels if necessary. If a conflict  
continues, you may have to change the setting of other  
NICs or devices that are in your PC.  
Other Configuration Options  
The Configuration and Diagnostic Program also allows  
the selection of the following additional parameters.  
3Com recommends that you avoid changing these  
configuration settings.  
Memory Mode —Allows operation with 8-bit or 16-bit  
memory interfaces. The default is 16-bit, but the 8-bit  
option is provided for backward compatibility with older  
PCs. The Parallel Tasking feature is disabled in 8-bit mode.  
I/O Mode —Allows operation with 8-bit or 16-bit I/O  
interfaces. The default is 16-bit, but the 8-bit option is  
provided for backward compatibility with older PCs.  
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Configuration Options  
5-11  
IRQ Driver Type —Provides a choice of IRQ signal drivers  
to the ISA bus. The level-sensitive type relies on the  
motherboard circuitry for reliable operation and allows  
shared interrupts. Edge triggering is a more robust  
technique because it is independent of motherboard  
circuitry, but does not allow shared interrupts. The default  
is edge-triggered.  
AutoSwitch —When enabled, allows installation of  
the 3C319 NIC in an EISA PC by the EISA configuration  
utility without running the 3TRDIAG program first. The  
default is disabled. Do not enable AutoSwitch if you  
installed the 3C319 NIC in an ISA PC.  
Boot PROM —When enabled, allows the PC to boot  
from a server. The default is disabled.  
Zero Wait State —When enabled, allows the PC to  
communicate with the 3C319 NIC more quickly. Some  
PCs may not operate correctly with this option enabled.  
The option can be disabled to solve this problem. The  
default is enabled.  
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INSTALLING A NETWORK  
DRIVER FOR WINDOWS NT  
6
This chapter describes how to install the NDIS 4  
driver for the TokenLink Velocity ISA (3C319) NIC in  
Windows NT environments. The NDIS 4 driver conforms  
to Microsofts latest NDIS 4.0 miniport specification and  
provides the following features:  
DynamicAccess Class of Service  
Auto ring speed detection  
Promiscuous mode  
The 3C319 NIC NDIS 3 full MAC driver, which is  
compatible with Microsofts earlier NDIS 3.x specification,  
is available on TokenDisk diskette #1 in the \WINNT  
subdirectory. However, the features listed above are  
available only with the NDIS 4 driver.  
Explicit instructions for installing the NDIS 3 driver are  
no longer provided in this guide because that driver has  
been superseded by the NDIS 4 driver, which provides  
additional features such as DynamicAccess Class  
of Service.  
If you still want to load the NDIS 3 driver, follow the  
instructions provided in this guide for the NDIS 4 driver.  
When directed to insert TokenDisk diskette #2 (containing  
the NDIS 4 driver), you should instead insert TokenDisk  
diskette #1, which contains the NDIS 3 driver. In all other  
respects, the instructions for installing the NDIS 4 driver  
and NDIS 3 driver are nearly identical.  
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6-2  
CHAPTER 6: INSTALLING A NETWORK DRIVER FOR WINDOWS NT  
Before Installing the Driver  
Before installing the driver, make sure that Windows NT  
is installed and that the following procedures have  
been completed:  
The 3C319 NIC has been installed as described in  
Chapter 2.  
Plug and Play (PnP) has been manually disabled  
as described in Chapter 5, “Configuring the  
NIC Manually.”  
Windows NT versions 3.51 and 4.0 are not PnP-enabled.  
The NIC has been manually configured as described  
in Chapter 5, “Configuring the NIC Manually.”  
If your network environment uses the TCP/IP  
communications protocol, you must obtain from  
your network administrator all the information you  
will need to define an IP address during the  
installation process.  
Installing the NDIS 4 Driver for Windows NT  
This section describes installing the 3C319 NIC NDIS 4  
driver for the following Microsoft Windows NT versions:  
Windows NT 3.51  
Windows NT 4.0  
Windows NT 3.51  
Follow these steps to install the NDIS 4 driver for  
Windows NT 3.51:  
1 Insert TokenDisk diskette #2 in the floppy drive.  
2 In the Main group, double-click the Control  
Panel icon.  
3 In the Control Panel group, double-click the  
Network icon.  
4 In the Network Settings dialog box, click  
Add Adapter.  
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Installing the NDIS 4 Driver for Windows NT  
6-3  
5 In the Add Network Adapter dialog box, scroll to  
the bottom of the Network Adapter Card selection  
list. Select <Other> Requires disk from manufacturer.  
6 Click Continue.  
7 Type the following path at the prompt:  
a:\  
This path identifies the location of the NDIS 4  
OEMSETUP.INF file for Windows NT 3.51.  
8 Click OK to select the NIC.  
The driver files are copied to the C: drive. A prompt  
appears, asking if you want to restart your computer.  
9 Remove the TokenDisk diskette and click  
Restart now.  
This completes the installation.  
Auto ring speed detection is automatically enabled when  
you install the NDIS 4 driver for Windows NT. If you want  
to disable auto ring speed detection, see “Auto Ring  
Speed Detection” in Chapter 7.  
The DynamicAccess Class of Service feature is disabled  
by default when you install the NDIS 4 driver for  
Windows NT. To activate Class of Service, see Chapter 7,  
“Configuring DynamicAccess Class of Service.”  
Windows NT 4.0  
Follow these steps to install the 3Com NDIS 4 driver for  
Windows NT 4.0:  
1 In the My Computer group, double-click the  
Control Panel icon.  
2 In the Control Panel group, double-click the  
Network icon.  
3 In the Network dialog box, click the Adapters tab.  
4 In the Adapters tab, click Add.  
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6-4  
CHAPTER 6: INSTALLING A NETWORK DRIVER FOR WINDOWS NT  
5 In the Select Network Adapter dialog box, click  
Have Disk.  
The Insert Disk dialog box appears.  
6 Insert TokenDisk diskette #2 in the floppy drive.  
7 Type the following path and click OK:  
a:\  
This path identifies the location of the NDIS 4  
OEMSETUP.INF file for Windows NT 4.0.  
The Select OEM Option dialog box appears.  
8 Select 3Com TokenLink Velocity ISA (3C319) Adapter  
and click OK.  
9 Verify that 3Com TokenLink Velocity ISA (3C319)  
Adapter appears in the list in the Network  
Adapters tab and click Close.  
If your network environment uses the TCP/IP  
communications protocol, the Microsoft TCP/IP Properties  
dialog box will be displayed. You must obtain from your  
network administrator all the information you need to  
define an IP address during the installation process.  
Continue once you have defined the NIC to TCP/IP.  
Bindings messages appear, followed by a prompt to  
restart the computer.  
10 Remove TokenDisk diskette #2 from the  
floppy drive.  
11 Click Yes to restart the computer.  
This concludes the procedure for installing the NDIS 4  
driver for Windows NT 4.0.  
Auto ring speed detection is automatically enabled when  
you install the NDIS 4 driver for Windows NT. If you want  
to disable auto ring speed detection, see “Auto Ring  
Speed Detection” in Chapter 7.  
The DynamicAccess Class of Service feature is disabled  
by default when you install the NDIS 4 driver for  
Windows NT. To activate Class of Service, see Chapter 7,  
“Configuring DynamicAccess Class of Service.”  
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CONFIGURING  
DYNAMICACCESS  
CLASS OF SERVICE  
7
This chapter describes enabling and configuring  
DynamicAccess Class of Service support for  
Windows 95 and Windows NT.  
The DynamicAccess Class of Service feature lets you select  
critical applications for high-priority network access.  
Class of Service prioritization allows stations running  
critical applications under Windows 95 or Windows NT  
to access network bandwidth before other stations. The  
NDIS 4 driver requests a priority token when the selected  
applications transmit data.  
DynamicAccess Class of Service is only available with the  
3C319 NIC NDIS 4 driver. This feature is not available with  
other 3C319 NIC drivers.  
The DynamicAccess Class of Service feature is disabled  
by default; if you want to take advantage of this feature,  
you must manually enable it after installing the  
NDIS 4 driver.  
Before Starting Configuration  
The 3C319 NIC must be installed and configured  
before you configure DynamicAccess Class of Service.  
For installation instructions, see Chapter 2, “Installing the  
3C319 NIC.” If your operating system does not  
automatically detect and configure the NIC, you must  
configure the NIC manually. See Chapter 5, “Configuring  
the NIC Manually,” for instructions.  
The NDIS 4 driver must also be installed before you  
configure DynamicAccess Class of Service. For installation  
instructions, see Chapter 4, “Installing a Network Driver  
for Windows 95,” or see Chapter 6, “Installing a Network  
Driver for Windows NT.”  
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7-2  
CHAPTER 7: CONFIGURING DYNAMICACCESS CLASS OF SERVICE  
Finally, you must also have installed the appropriate  
applications that you want to prioritize.  
Activating Class of Service  
To select Class of Service applications in a Windows 95 or  
Windows NT environment, follow these steps:  
1 In the Control Panel group, double-click the  
Class of Service icon.  
The Supported Applications tab of the 3Com Class of  
Service Setup screen appears, as shown in Figure 7-1.  
Figure 7-1 3Com Class of Service Setup Screen  
2 Click Enable in the Class of Service box.  
The default mode is Disable.  
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Adding Class of Service Ranges and Protocols  
7-3  
3 Click the boxes next to the appropriate  
application names for which you want to  
activate Class of Service.  
For the NDIS 4 driver to recognize high-priority network  
traffic, it must know if a stream of network traffic was  
generated by a given application.  
If an application is not listed here, you can obtain  
the necessary information from the application’s  
manufacturer and manually enter the information in  
the Additional Ranges tab.  
4 Click OK.  
Adding Class of Service Ranges and Protocols  
You can add information for Class of Service applications  
that you want to prioritize but which are not listed on  
the 3Com Class of Service Setup screen (Figure 7-1).  
You must specify port or socket ranges as well as the  
network protocol being used. Obtain the information  
from the application manufacturer. The Class of Service  
packet should be treated as high-priority.  
To add the Class of Service ranges and protocols, follow  
these steps:  
1 Click the Additional Ranges tab.  
The Class of Service Additional Ranges screen appears,  
as shown in Figure 7-2.  
c
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7-4  
CHAPTER 7: CONFIGURING DYNAMICACCESS CLASS OF SERVICE  
Figure 7-2 Initial Class of Service Additional Ranges Screen  
2 Enter the beginning of the port or socket range for  
the application in the Range Start box.  
The range start should be a hexadecimal value with a  
maximum of four digits.  
3 Enter the inclusive range end value of the port  
or socket range for the application in the  
Range End box.  
The range end should be a hexadecimal number with a  
maximum of four digits. If only one port or socket is  
needed, Range End should match Range Start.  
4 Select the protocol that the application uses.  
This can be TCP, UDP, or IPX. Some applications support  
multiple protocols and have port or socket ranges for  
each protocol. In this case, the range or protocol must  
match the protocol on the PC.  
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Using Class of Service Advanced Options  
7-5  
For example, if only TCP/IP is installed, do not enter  
the socket range for IPX, as it will adversely affect  
driver performance.  
5 Once the Range Start, Range End, and Protocol are  
entered press Add.  
The range is added to the list, as shown in Figure 7-3.  
c
Figure 7-3 Class of Service Additional Ranges Screen with  
Added Ranges  
6 Click OK when you are finished.  
To remove a range, select the range in the list and  
click Remove.  
Using Class of Service Advanced Options  
You can use Class of Service Advanced Options to  
adjust the network drivers handling of certain types of  
Class of Service traffic. In general, you do not need to  
change these values. Contact your network administrator  
before using these options.  
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7-6  
CHAPTER 7: CONFIGURING DYNAMICACCESS CLASS OF SERVICE  
Accessing Class of Service Advanced Options  
To access the advanced options, follow these steps:  
1 To display the Class of Service Advanced Options  
screen, click the Advanced Options tab.  
The Class of Service Advanced Options screen appears, as  
shown in Figure 7-4.  
Figure 7-4 Class of Service Advanced Options Screen  
2 Enter new information as required.  
3 Click OK to set the new value.  
4 Reboot the system to activate changes.  
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Using Class of Service Advanced Options  
This section provides a detailed description of each  
Advanced Values field shown on the Class of Service  
Advanced Options screen (Figure 7-4).  
The Advanced Options section of the Class of Service  
Advanced Options Screen shown in lower part of  
Figure 7-4 is not currently available for token ring  
installations.  
FIFO Packet Threshold  
This setting controls the number of non–Class of Service  
packets the network driver will allow in the FIFO ahead  
of any Class of Service packets. A smaller number  
decreases the time between Class of Service packets  
but can adversely affect performance. A value of 12  
is recommended.  
Concurrent UDP Streams  
This option controls the number of simultaneous  
multimedia UDP packet streams the network driver can  
handle at any time. For many applications, the number of  
UDP streams is the same as the number of connections.  
For example, for videoconferencing with three people,  
applications use three UDP streams for the video data.  
The value must be a power of two (2, 4, 8) but the  
optimal value may vary depending on the PC and  
application.  
A video server may support 32 connections, but a client  
may only want to conference with four other people at  
a time.  
A value of 16 is recommended for most applications.  
Low-Priority Ratio  
When Class of Service support is enabled, high-priority  
packets are always transmitted before low-priority  
packets. If a certain high-priority application sends out  
enough packets, no low-priority packets may be sent.  
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7-8  
CHAPTER 7: CONFIGURING DYNAMICACCESS CLASS OF SERVICE  
To prevent this problem, the driver uses a ratio value  
to periodically send out a low-priority packet (if one is  
waiting to be sent).  
For example, if a value of 1000 is entered, one  
low-priority packet would be sent for every 1000  
high-priority packets. A value of 25 is recommended  
for most applications.  
Natural Packet Interval  
This field is not applicable for token ring installations. Any  
value entered in this field is ignored.  
Disable Switch Packet Prioritization  
This option is not currently enabled for token ring  
installations. Any setting is ignored.  
Disable Receive Packet Buffering  
This option is not currently enabled for token ring  
installations. Any setting is ignored.  
Auto Ring Speed Detection  
An alternative way to access DynamicAccess Class  
of Service is to click the Properties button with the  
3C319 NIC selected while you are viewing the adapters  
list. Using this method also allows you to disable or  
enable the auto ring speed detection option.  
The auto ring speed detection option permits the NDIS 4  
driver for Windows 95 and Windows NT to detect and  
operate at the current ring data rate. Auto ring speed  
detection is automatically enabled when you load the  
NDIS 4 driver. (This feature is not available with other  
3C319 NIC drivers.)  
To manually set the ring speed after disabling auto ring  
speed detection, see “Changing Configuration Option  
Settings” in Chapter 5.  
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Auto Ring Speed Detection  
7-9  
The access paths for auto ring speed detection and  
DynamicAccess Class of Service through the Properties  
button are slightly different for Windows 95 and  
Windows NT. The following procedures describe the  
different paths.  
Using Windows 95 to Access Auto Ring Speed Detection  
To access the auto ring speed detection option in a  
Windows 95 environment, follow these steps:  
1 In the My Computer group, double-click the  
Control Panel icon.  
2 In the Control Panel group, double-click the  
System icon.  
3 In the System Properties dialog box, click the  
Device Manager tab.  
4 In the Device Manager tab, double-click Network  
adapters.  
5 Select 3Com TokenLink Velocity ISA (3C319) Adapter  
and click Properties.  
The 3Com TokenLink Velocity ISA (3C319) Adapter  
dialog box appears, as shown in Figure 7-5.  
Figure 7-5 3Com TokenLink Velocity ISA Adapter Dialog Box  
The 3Com TokenLink Velocity ISA (3C319) Adapter  
dialog box provides you with an alternative method of  
accessing DynamicAccess Class of Service. To access the  
3Com Class of Service Setup screen (shown in Figure 7-1),  
click the Priority button.  
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7-10  
CHAPTER 7: CONFIGURING DYNAMICACCESS CLASS OF SERVICE  
Using Windows NT to Access Auto Ring Speed Detection  
To access the auto ring speed detection option and  
DynamicAccess Class of Service applications in a  
Windows NT environment, follow these steps:  
1 In the My Computer group, double-click the  
Control Panel icon.  
2 In the Control Panel group, double-click the  
Network icon.  
3 In the Network dialog box, click the Adapters tab.  
4 In the Adapters tab, select 3Com TokenLink Velocity  
ISA (3C319) Adapter and click Properties.  
The 3Com TokenLink Velocity ISA (3C319) Adapter  
dialog box appears, as shown in Figure 7-5.  
The 3Com TokenLink Velocity ISA (3C319) Adapter  
dialog box provides you with an alternative method of  
accessing DynamicAccess Class of Service. To access the  
3Com Class of Service Setup screen (shown in Figure 7-1),  
click the Priority button.  
Disabling Auto Ring Speed Detection  
The 3Com TokenLink Velocity ISA (3C319) Adapter  
dialog box (Figure 7-5) lets you disable or enable auto  
ring speed detection.  
Auto ring speed detection is automatically enabled when  
you load the NDIS 4 driver. When enabled, the Auto Ring  
Speed Detect option is checked. To disable the option  
follow these steps:  
1 In the 3Com TokenLink Velocity ISA (3C319)  
Adapter dialog box (Figure 7-5), click the marked  
Auto Ring Speed Detect check box to clear it.  
The check box toggles between enabled (checked) and  
disabled (cleared).  
2 Click OK.  
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Setting a Locally Administered Network Address  
7-11  
Setting a Locally Administered Network Address  
The 3Com TokenLink Velocity ISA (3C319) Adapter  
dialog box (Figure 7-5) lets you manually set a locally  
administered address (LAA). In most cases, you use a  
preset NIC address and leave this field blank. Check with  
your network administrator before using this feature.  
To set a locally administered address, follow these steps:  
1 With the 3Com TokenLink Velocity ISA (3C319)  
Adapter dialog box displayed (Figure 7-5), type a  
valid 12-digit address in the Network Address  
(LAA) field.  
A valid 12-digit hexadecimal value falls within the  
following range (400000000000h to 7FFFFFFFFFFFh)  
2 Click OK.  
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MANUALLY INSTALLING  
MISCELLANEOUS  
NETWORK DRIVERS  
8
This chapter provides instructions for manually installing  
the following network software drivers:  
NetWare DOS ODI client driver  
NetWare server driver  
If you followed the procedures in Chapter 3, “Installing  
NetWare DOS Clients Automatically,” and the  
configuration was successful, you should not use  
the procedures in this chapter.  
In addition, this chapter provides instructions for locating  
online installation information for the following  
network drivers:  
NetWare OS/2 ODI driver  
NDIS 2.01 driver  
Windows for Workgroups drivers  
This chapter also provides information about obtaining  
and using IBM drivers, and about using Remote Program  
Load (RPL) to obtain boot images from various network  
operating system providers.  
Examining Driver Files on the TokenDisk Diskettes  
Two TokenDisk diskettes with network drivers are shipped  
with the 3C319 NIC. The following sections describe the  
contents of each diskette.  
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8-2  
CHAPTER 8: MANUALLY INSTALLING MISCELLANEOUS NETWORK DRIVERS  
TokenDisk Diskette #1 Contents  
TokenDisk diskette #1 includes the following  
network drivers:  
NetWare DOS ODI driver (3CTOKEN.COM)  
NetWare OS/2 ODI driver (3CTOKEN.SYS)  
NetWare server driver (3CTOKEN.LAN)  
NDIS 2.01 DOS driver (TLNK3.DOS)  
NDIS 2.01 OS/2 driver (TLNK3.OS2)  
Use the NDIS 2.01 driver for the following network  
operating systems:  
IBM LAN Server  
Banyan VINES  
DEC PATHWORKS  
Artisoft LANtastic/AI  
Microsoft LAN Manager  
NDIS 3.0 full MAC driver for Windows NT  
(TLNKV.SYS), Windows 95 (TLNKV.VXD), and  
Windows for Workgroups (TLNK3.386)  
Explicit instructions for installing the NDIS 3 driver  
are no longer provided in this guide because that  
driver has been superseded by the NDIS 4 driver, which  
provides additional features such as DynamicAccess  
Class of Service.  
If you still want to load the NDIS 3 driver, follow the  
instructions provided in this guide for the NDIS 4  
driver. When directed to insert TokenDisk diskette #2  
(containing the NDIS 4 driver), you should instead insert  
TokenDisk diskette #1, which contains the NDIS 3 driver.  
In all other respects, the instructions for installing the  
NDIS 4 driver and NDIS 3 driver are nearly identical.  
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Before Installing Drivers  
8-3  
TokenDisk Diskette #2 Contents  
TokenDisk diskette #2 contains the NDIS 4 miniport  
driver for Windows 95 and Windows NT. This driver is  
enabled for DynamicAccess Class of Service. Follow the  
instructions in Chapter 4, “Installing a Network Driver for  
Windows 95,” or Chapter 6, “Installing a Network Driver  
for Windows NT,” to install this driver.  
To obtain drivers for network operating systems not  
included on the TokenDisk diskettes, contact the network  
operating system (NOS) manufacturer or use the IBM  
drivers supplied with the NOS.  
For a list of supported drivers, software driver updates,  
and patches for the drivers on the TokenDisk diskettes,  
refer to the 3Com online delivery services listed in  
Appendix B, Technical Support.”  
Before Installing Drivers  
The 3C319 NIC must be installed in the PC, as described  
in Chapter 2, “Installing the 3C319 NIC.”  
The drivers described in this chapter are not  
PnP-enabled. Before installing a driver, be sure to  
disable PnP and manually configure the NIC using the  
procedures described in Chapter 5, “Configuring the  
NIC Manually.”  
Installing the Client Driver for NetWare  
If you did not use the AutoLink configuration utility,  
follow these steps to install the DOS ODI client driver  
for NetWare:  
1 Make sure the 3C319 NIC is configured as described  
in Chapter 5, “Configuring the NIC Manually.”  
2 Start the Install program on TokenDisk diskette #1.  
3 From the main menu shown in Figure 8-1, select  
Driver Installation and Update... and press [Enter].  
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8-4  
CHAPTER 8: MANUALLY INSTALLING MISCELLANEOUS NETWORK DRIVERS  
TokenDisk-3C319 TokenLink Velocity ISA NIC v.4.0  
ESC=Cancel  
F1=Help  
MAIN  
MENU  
Installation Tips <ReadMe> ...  
Microsoft Windows Information  
AutoLink  
Auto Configure 3Com ISA NIC  
Driver Installation and Update ...  
Configuration and Diagnostic Program  
NIC (Network Interface Card) Release Notes  
Instructions for installing 3Com NIC drivers for popular NOSs  
(C) Copyright 1996, 3Com Corporation. All Rights Reserved.  
[ENTER]=Execute Function  
↑↓]=Scroll  
[F1]=Help [ESC]=<Cancel>  
[
Figure 8-1 Main Menu with Driver Installation and  
Update Selected  
4 Select Install Novell NetWare Driver, as shown in  
Figure 8-2, and press [Enter].  
TokenDisk-3C319 TokenLink Velocity ISA NIC v.4.0(C)  
ESC=Cancel  
F1=Help  
NETWORK  
DRIVERS  
Install Novell NetWare Driver ...  
NDIS Driver Installation and Information ...  
Display Software Compatibility Information  
Copy drivers for DOS and OS/2 clients and V3.12, and V4.10 servers.  
Copyright 1996, 3Com Corporation. All Rights Reserved.  
[ENTER]=Execute Function  
[
↑↓]=Scroll  
[F1]=Help [ESC]=<Cancel>  
Figure 8-2 Network Drivers Menu  
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Installing the Client Driver for NetWare  
8-5  
5 When the NetWare Driver screen appears, select  
Copy DOS ODI Client Driver.  
6 At the prompt, accept the \NWCLIENT directory as  
the default for the destination of the driver, or  
enter a new path.  
The NetWare driver and NET.CFG file are copied to  
your PC.  
7 Exit to DOS.  
8 Edit the AUTOEXEC.BAT file and add the  
following lines:  
C:\path\LSL  
C:\path\3CTOKEN  
C:\path\IPXODI  
C:\path\VLM  
F:  
LOGIN  
C: \ path\ is the directory you choose for the NetWare  
client files and the DOS ODI driver. Use the latest Novell  
files from the Novell forum on the CompuServe site or  
from your authorized reseller.  
9 Edit your CONFIG.SYS file and include these  
statements:  
Files= <value>  
Buffers= <value>  
Lastdrive= Z  
Novell recommends that <value> be at least 20 for  
each statement.  
10 Remove TokenDisk diskette #1 from the  
floppy drive.  
11 Reboot your PC.  
This completes the manual NetWare DOS ODI client  
driver installation.  
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8-6  
CHAPTER 8: MANUALLY INSTALLING MISCELLANEOUS NETWORK DRIVERS  
Installing the OS/2 Network Driver for NetWare  
TokenDisk diskette #1 includes the Novell NetWare  
OS/2 ODI driver (\NWCLIENT\3CTOKEN.SYS). The  
\HELP\NWOS2ODI.TXT file includes instructions for  
installing this driver.  
Installing the Server Driver for NetWare  
The NW410 directory on TokenDisk diskette #1 includes  
the driver and files for Novell NetWare 3.12 and 4.x  
servers. Refer to Novell documentation for instructions  
on using the INSTALL.NLM file to install the drivers for the  
Installation Tips <Readme> menu option on the main  
menu, shown in Figure 8-1.  
Installing the NDIS 2.01 Driver  
Select Installation Tips <Readme> on the main menu  
shown in Figure 8-1 for instructions on installing the  
NDIS 2.01 driver in supported network operating systems.  
Instructions are included for using TokenDisk diskette #1  
as an automatic OEM import disk for IBM LAN Server,  
Microsoft LAN Manager, Microsoft Windows for  
Workgroups, and other network operating systems.  
Installing a Driver for Windows for Workgroups  
This section describes how to use the Help program on  
TokenDisk diskette #1 to view driver installation  
instructions for:  
NetWare client PCs running Windows for Workgroups  
PCs running Windows for Workgroups and using the  
NDIS 3 protected-mode driver  
PCs running Windows for Workgroups and using the  
NDIS 2 real-mode driver  
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Installing a Driver for Windows for Workgroups  
8-7  
Before Installing the Driver  
Before installing the driver, make sure that the following  
procedures have been completed:  
The 3C319 NIC has been installed as described in  
Chapter 2.  
Plug and Play (PnP) has been manually disabled  
as described in Chapter 5, “Configuring the  
NIC Manually.”  
Windows for Workgroups is not a PnP-enabled  
operating system.  
The NIC has been manually configured as described  
in Chapter 5, “Configuring the NIC Manually.”  
Viewing the Driver Installation Instructions  
Follow these steps to view the instructions:  
1 Exit to the DOS prompt.  
2 Insert TokenDisk diskette #1 in drive A and type at  
the prompt:  
a:\help [Enter]  
3 From the main Help menu, select Windows and  
press [Enter].  
4 From the Windows Help menu, select one of the  
following and press [Enter]:  
NDIS 3 (protected-mode driver)  
NDIS 2 (real-mode driver)  
NetWare (real-mode driver)  
When using non-Novell protocol stacks (for example,  
Microsoft IPX protocol stacks with the NetWare client  
driver), you must disable the Parallel Tasking feature of  
the 3C319 NIC. The procedure is described in the  
NetWare (real-mode driver) Help file.  
To complete the installation, follow the directions on  
the screen.  
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8-8  
CHAPTER 8: MANUALLY INSTALLING MISCELLANEOUS NETWORK DRIVERS  
Using IBM Drivers  
Since the 3C319 NIC is fully IBM-compatible you can use  
drivers for IBM 16/4 Token Ring Adapters.  
Obtain IBM token ring drivers for the 3C319 NIC in one  
of the following ways:  
Copy the IBM 16/4 Token Ring Adapter drivers  
supplied with your network operating system.  
Use the IBM 16/4 Token Ring Adapter drivers in IBMs  
LAN Support Program version 1.2 or later.  
With IBM drivers, use only IBM-compatible settings.  
To use the IBM 16/4 Token Ring Adapter drivers supplied  
with your network operating system, copy them to your  
PC and follow the instructions that accompany the  
network operating system.  
Using Remote Program Load (RPL)  
The Remote Program Load capability included with the  
3C319 NIC allows you to load boot images from Novell  
NetWare, IBM LAN Server, Microsoft LAN Manager, and  
Banyan VINES servers.  
If RPL is enabled on the NIC and on the network server,  
the PC can boot from a server on the token ring network  
using the configured NIC. This eliminates the need to  
use local drives or diskettes.  
RPL can be disabled to allow the PC to boot from its hard  
disk using 3Coms 3TRDIAG program. You can also use  
IBMs installation and RPL operation documentation for  
3C319 NIC procedures.  
The RPL capability can only be used with:  
I/O base addresses A20h or A24h  
Shared RAM address D8000  
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Using Remote Program Load (RPL)  
8-9  
BIOS/MMIO address CC000  
IRQs 2, 3, 6, or 7  
RPL is not supported on the 3C319 NIC in an EISA PC  
with the AutoSwitch function enabled.  
Before Using RPL  
To use RPL, enable the boot PROM feature on the NIC  
and use the procedures that follow.  
Refer to your network operating system documentation  
for instructions on how to create a boot image that loads  
the IBM token ring driver.  
Enabling RPL  
The following procedure explains how to enable RPL.  
Refer to your network operating system documentation  
for network procedures and for information on drivers  
that you can load with RPL.  
1 Boot your PC under DOS.  
2 Insert the backup copy of TokenDisk diskette #1 in a  
floppy drive.  
3 At the prompt, type:  
3trdiag [Enter]  
4 From the Install pull-down menu, select  
Configure NIC.  
5 Using the arrow keys, select Boot PROM.  
6 Press [Enter] and select Enable.  
7 Press [Enter].  
8 Select OK and press [Enter] to save the setting.  
9 Remove the diskette from the drive and reboot  
the PC.  
If your PC has a hard drive, the following message  
appears on your screen:  
Type H to boot from the hard disk  
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8-10  
CHAPTER 8: MANUALLY INSTALLING MISCELLANEOUS NETWORK DRIVERS  
10 Type H to boot your PC from your local hard  
disk. Otherwise, the PC will boot from the  
network server.  
Disabling RPL  
To disable RPL, use the following procedure:  
1 Boot your PC under DOS.  
2 Insert the backup copy of TokenDisk diskette #1 in a  
floppy drive.  
3 At the prompt, type:  
3trdiag [Enter]  
4 From the Install pull-down menu, select  
Configure NIC.  
5 Using the arrow keys, select Boot PROM.  
6 Press [Enter], and select Disable.  
7 Press [Enter].  
8 Select OK and press [Enter] to save the setting.  
9 Remove the diskette from the drive and reboot  
the PC.  
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TROUBLESHOOTING  
NIC INSTALLATION  
9
This chapter describes how to isolate and solve  
3C319 NIC hardware and network cabling problems  
in the following sections:  
3C319 NIC LEDs  
Using the Configuration and Diagnostic Program  
Diagnostic Test Types  
Troubleshooting Tips  
3C319 NIC LEDs  
Light-emitting diodes (LEDs) on the backplate of the  
3C319 NIC, shown in Figure 9-1, indicate the configured  
ring speed and whether or not the 3C319 NIC is  
inserted into the ring. The LEDs also light when drivers  
are loading and when the diagnostics program is running.  
16 Mbps  
4 Mbps  
16  
4
Figure 9-1 NIC LEDs  
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9-2  
CHAPTER 9: TROUBLESHOOTING NIC INSTALLATION  
When the green LED (labeled “4”) is lit, it indicates that  
the 3C319 NIC is set to 4 Mbps speed and is correctly  
inserted into the token ring network.  
When the yellow LED (labeled “16”) is lit, it indicates that  
the 3C319 NIC is set to 16 Mbps and is correctly inserted  
into the token ring network.  
Using the Configuration and Diagnostic Program  
You can run the Configuration and Diagnostic Program  
on TokenDisk diskette #1 to test the setup or  
configuration and test for physical board problems.  
The diagnostic program tests the 3C319 NIC, not the  
network. Boot from DOS before running the diagnostic  
program. Connect the 3C319 NIC to the network for all  
diagnostic tests.  
The Configuration and Diagnostic Program is a DOS  
application that does not function properly if the 3C319  
NIC drivers are already installed. The program also  
indicates memory conflicts if you run it with a memory  
manager without excluding the memory range used by  
the 3C319 NIC. You must bypass the drivers and the  
memory manager before you run the diagnostic program.  
Use a DOS diskette if you are running DOS 5.0 or earlier.  
If you are running Windows NT, boot from the DOS  
partition or boot from a DOS diskette to run the  
diagnostic program. If you use Windows 95 or Windows  
for Workgroups, exit Windows and restart the PC in  
MS-DOS mode, or boot from a floppy that has the  
operating system installed on it.  
Diagnostic Test Types  
There are two groups of Configuration and Diagnostic  
Program tests.  
A lobe cable must be connected from the 3C319 NIC to a  
retiming concentrator or MAU for all Group 1 tests. A  
lobe cable is the section of cable that attaches a ring  
station or network device to a MAU or wiring hub.  
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Diagnostic Test Types  
9-3  
Group 1 Diagnostics  
Group 1 diagnostics test physical components,  
connectors, and circuitry of the 3C319 NIC as follows.  
MMIO Register Write/Read Test  
This test verifies that the PC can access the 3C319 NICs  
memory mapped I/O registers correctly.  
Boot PROM Test  
This test verifies that the PC can access the boot PROM  
correctly and verifies the integrity of the boot PROM.  
AIP Checksum Test  
This test verifies that the 3C319 NICs node ID, channel  
identifier, and supported function identifiers such as data  
rate, shared RAM, and transmit buffer size are correct.  
Shared RAM Boundary/Domain Test  
This test verifies that the shared RAM base address is  
aligned on the proper address boundary according to the  
shared RAM page size setting and verifies that its domain  
does not conflict with that of the 3C319 NIC ROM.  
Shared RAM Write/Read Test  
This test verifies that the PC can correctly access the total  
64 KB of available shared RAM.  
Timer Test  
This test verifies the 3C319 NICs timer operations by  
comparing the 3C319 NIC timing to the PCs timing.  
Open NIC for Ring Operation Test  
This test prepares the 3C319 NIC for a NIC ring operation  
test and verifies the 3C319 NICs ability to transmit data  
over the network. This test requires you to connect to an  
STP or a UTP cable with a DAU, MAU, CAU, or token  
ring switch at the other end.  
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9-4  
CHAPTER 9: TROUBLESHOOTING NIC INSTALLATION  
Ring Operations Test  
This test assesses communication on the ring. The  
3C319 NIC must be attached to the ring to run this test  
successfully. The 3C319 NIC also must be set to the  
correct ring speed. Note that this test always fails when  
you are using a Dedicated Token Ring (DTR) hub.  
Close NIC Test  
This test verifies the 3C319 NICs ability to close the  
3C319 NIC and terminate the Ring Operations Test. The  
3C319 NIC must have been previously opened.  
Group 2 Diagnostic  
The Group 2 diagnostic test (NIC Wrap Test) causes all  
user-transmitted data to be sent and received without  
going to the network.  
A lobe cable must be connected from the selected  
3C319 NIC to a retiming concentrator or MAU for the  
Group 2 test. A lobe cable is the section of cable that  
attaches a ring station or network device to a MAU or  
wiring hub.  
Running the Diagnostic Tests  
The Configuration and Diagnostic Program can be  
started from the menus or the DOS command line. For  
command line instructions, see the INSTRUCT.TXT file in  
the \HELP subdirectory on TokenDisk diskette #1.  
1 Insert TokenDisk diskette #1 in the floppy drive  
and type:  
a:\ [Enter]  
2 To start the diagnostic program, type:  
3trdiag [Enter]  
The Configuration and Diagnostic Program main window  
appears, as shown in Figure 9-2.  
3 Use the arrow keys to select the Test pull-down  
menu shown in Figure 9-2.  
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Diagnostic Test Types  
9-5  
Diagnostic and Manual Configuration Program Version 2.0  
Quit  
Install Test  
View  
Select  
F1=Help  
Run Tests...  
(F5)  
Test Setup... (F6)  
Echo Server... (F7)  
Selected NIC  
3Com 3C319: Token Ring Address = 00608C112233  
TokenLink Velocity 16/4 16-bit ISA NIC  
[ENTER]=Run the Diagnostic Tests  
[Alt]+<Highlighted Key>=Execute Function []=Scroll  
[F1]=Help [F3]=Exit [F4]=Configure NIC [F6]=Test Setup  
Figure 9-2 Configuration and Diagnostic Program Main Window  
4 Select Run Tests.  
The Run Tests dialog box appears, similar to the one  
shown in Figure 9-3.  
Diagnostic and Manual Configuration Program Version 2.0  
Quit  
Install Test  
View  
Select  
F1=Help  
Run  
3Com 3C319 Token Ring Address = a312240b00a0  
Test Results  
Group 1 Tests  
Repetitions Completed  
Results  
MMIO Register Write/Read Test  
0
0
0
0
0
0
0
0
Not Tested  
Not Tested  
Not Tested  
Not Tested  
Not Tested  
Not Tested  
Not Tested  
Not Tested  
AIP Checksum Test  
Shared RAM Boundary/Domain Test  
Shared RAM Write/Read Test  
Timer Test  
Open NIC for Ring Operation Test  
Ring Operations Test  
Close NIC Test  
Waiting for <Start>  
Pass  
0 of 1  
Start Continue  
Test Setup... Zoom... Stats... File Options... Cancel  
[ENTER]=<Start> Begin Diagnostic Tests  
[Alt]+<Highlighted Key>=Execute Function  
[TAB]=Next Field [SHIFT+TAB]=Previous Field [F1]=Help [ESC]=Cancel  
Figure 9-3 Run Tests Dialog Box  
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9-6  
CHAPTER 9: TROUBLESHOOTING NIC INSTALLATION  
5 Press [Enter] to start the tests.  
Each test runs once unless you specify otherwise. The test  
results are displayed on the screen with “Passed” or  
“Failed” in the Results column.  
To run the tests continuously, select the Continuous  
option in the Test Setup dialog box, as described in the  
next section, “Changing the Test Setup.”  
Changing the Test Setup  
To change the test parameters, follow these steps:  
1 Select Test Setup in the Run Tests dialog box and  
press [Enter].  
The Test Setup dialog box appears, as shown in  
Figure 9-4.  
Diagnostic and Manual Configuration Program Version 2.0  
Quit  
Install Test  
View  
Select  
F1=Help  
Test Setup  
Group 1 Tests  
Group Select  
Group 1  
Group 2  
*Enabled  
MMIO Register Write/Read Test  
AIP Checksum Test  
*Enabled  
*Enabled  
*Enabled  
*Enabled  
*Enabled  
*Enabled  
*Enabled  
Shared RAM Boundary/Domain Test  
Shared RAM Write/Read Test  
Timer Test  
Open NIC for Ring Operation Test  
Ring Operations Test  
Repetitions  
Close NIC Test  
(.) [1  
]Times  
Continuous  
Defaults  
Enable Group  
Disable Group  
Cancel  
Errors  
[X] Halt on Error  
File Options...  
OK  
[
↑↓]=Select a Test Group to View  
[Alt]+<Highlighted Key>=Execute Function  
[TAB]=Next Field [SHIFT+TAB]=Previous Field [F1]=Help [ESC]=<Cancel>  
Figure 9-4 Test Setup Dialog Box  
2 Press [Tab] to move from field to field and select  
any field within the Test Setup dialog box.  
Within the Group Select area, use the arrow keys to  
select Group 1 or Group 2. Use the Enable Group or  
Disable Group options to enable or disable a group  
of tests.  
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Troubleshooting Tips  
9-7  
For a description of these tests, refer to the online help in  
the diagnostic program.  
3 Select OK and press [Enter].  
The Run Tests Dialog box reappears (Figure 9-3).  
4 To run the tests, select Start and press [Enter].  
Troubleshooting Tips  
If a diagnostic test fails, the 3C319 NIC may not be  
defective. The problem is usually incorrect option settings  
or option settings that conflict with the settings of other  
boards, or the 3C319 NIC may be improperly installed.  
Windows NT versions 3.51 and 4.0 are not PnP-enabled  
operating systems. If the network driver fails to load  
when the 3C319 NIC is installed in a PnP PC, configure  
the NIC using the Configuration and Diagnostic Program  
on TokenDisk diskette #1. Follow the procedures in  
Chapter 5, “Configuring the NIC Manually,” to disable PnP  
for the 3C319 NIC and then configure the NIC.  
If a test fails, you can get additional information by  
highlighting the test that failed in the Run Tests dialog  
box and pressing [Enter]. You can also highlight the Zoom  
button and press [Enter]. The program notifies you of the  
error and suggests actions for solving the problem.  
CAUTION: Turn off the power before inserting or  
removing the 3C319 NIC from the PC.  
Follow these steps to isolate the problem further:  
1 Seat the 3C319 NIC firmly in the slot.  
2 Inspect all cables and connections.  
3 Make sure that the LEDs on the 3C319 NIC and the  
MAU light, or that the solenoid on the MAU engages.  
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9-8  
CHAPTER 9: TROUBLESHOOTING NIC INSTALLATION  
4 Ensure that the settings (memory allocations,  
interrupts, etc.) for the 3C319 NIC do not conflict  
with other devices installed in the PC.  
See Table 2-1 for initial settings set by 3Com for  
configuration options. See Chapter 5, “Configuring the  
NIC Manually,” for a description of the settings.  
5 Check that the ring speed (4 or 16) matches the  
network speed.  
Select the View pull-down menu in the Configuration and  
Diagnostic Program and select NIC Information to view  
the current 3C319 NIC configuration.  
6 If you installed the 3C319 NIC correctly and still  
experience problems, review your configuration  
procedures.  
Make sure that you have properly configured your PC for  
the 3C319 NIC. Refer to Chapter 5, “Configuring the  
NIC Manually.”  
Make sure that you have installed the correct drivers for  
your network operating system. Refer to Chapters 4, 6,  
and 8.  
7 Install the 3C319 NIC in another slot and run the  
diagnostic tests again to isolate a defective slot.  
The slot may be defective. If the 3C319 NIC passes the  
tests in the second slot, contact the reseller or  
manufacturer of the PC.  
8 Install the 3C319 NIC in another functioning PC and  
run the tests again.  
Your PC may be defective. If the 3C319 NIC passes the  
tests in the second PC, contact the reseller or  
manufacturer of the first PC.  
9 Replace the failed 3C319 NIC with a working  
3C319 NIC. If the second 3C319 NIC fails, the PC  
may be defective.  
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Troubleshooting Tips  
9-9  
10 Try a different lobe cable.  
11 Verify that you have the latest software drivers  
from the network vendor for the network operating  
system (NOS) that you are using.  
Press the [F1] key for Help information at any time during  
operation of the Configuration and Diagnostic Program.  
Appendix B, Technical Support,” contains sources of  
online information. In addition, the SYSRESRC.TXT file  
in the \HELP subdirectory contains information about  
commonly used interrupts and I/O base addresses.  
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SPECIFICATIONS  
A
This appendix provides specifications for:  
Cabling  
Pin assignments  
Cabling  
The 3C319 NIC supports industry-standard token  
ring cabling that meets IEEE 802.5 specifications. Use  
types 1 or 6 shielded twisted-pair (STP) cabling.  
Pin Assignments  
The 3C319 NIC can be connected to a network with  
either a DB-9 or an RJ-45 connector. Figure A-1  
and Figure A-2 show the pin assignments for  
these connectors.  
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A-2  
APPENDIX A: SPECIFICATIONS  
16 Mbps  
4 Mbps  
6
1
4
RX  
RX  
TX  
TX  
1
2
3
4
5
6
7
8
9
Figure A-1 DB-9 Connector Pin Assignments  
8
7
TX 6  
RX 5  
RX 4  
TX 3  
2
1
1 2 3 4 5 6 7 8  
Figure A-2 RJ-45 Connector Pin Assignments  
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TECHNICAL SUPPORT  
B
3Com provides easy access to technical support information  
through a variety of services. This appendix describes  
these services.  
Information contained in this appendix is correct at time  
of publication. For the very latest, we recommend that  
you access 3Com Corporations World Wide Web site.  
Online Technical Services  
3Com offers worldwide product support 24 hours a day,  
7 days a week, through the following online systems:  
World Wide Web site  
3Com Bulletin Board Service (3ComBBS)  
SM  
3ComFacts automated fax service  
3ComForum on CompuServe online service  
World Wide Web Site  
Access the latest networking information on 3Com  
Corporations World Wide Web site by entering our URL  
into your Internet browser:  
http://www.3com.com/  
This service features the latest information about 3Com  
solutions and technologies, customer service and support,  
news about the company, Net Age® Magazine, and more.  
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B-2  
APPENDIX B: TECHNICAL SUPPORT  
3Com Bulletin Board Service  
3ComBBS contains patches, software, and drivers for all  
3Com products, as well as technical articles. This service is  
available through analog modem or digital modem  
(ISDN) 24 hours a day, 7 days a week.  
Access by Analog Modem  
To reach the service by modem, set your modem to 8  
data bits, no parity, and 1 stop bit. Call the telephone  
number nearest you:  
Country  
Australia  
Brazil  
Data Rate  
Telephone Number  
61 2 9955 2073  
55 11 547 9666  
33 1 6986 6954  
4989 62732 188  
852 2537 5608  
39 2 27300680  
81 3 3345 7266  
52 5 520 7853  
86 10 684 92351  
65 534 5693  
up to 14400 bps  
up to 14400 bps  
up to 14400 bps  
up to 28800 bps  
up to 14400 bps  
up to 14400 bps  
up to 14400 bps  
up to 28800 bps  
up to 14400 bps  
up to 14400 bps  
up to 14400 bps  
up to 28800 bps  
up to 28800 bps  
France  
Germany  
Hong Kong  
Italy (fee required)  
Japan  
Mexico  
P.R. of China  
Singapore  
Taiwan, R.O.C.  
U.K.  
886 2 377 5840  
44 1442 438278  
1 408 980 8204  
U.S.A.  
Access by Digital Modem  
ISDN users can dial in to 3ComBBS using a digital modem  
for fast access up to 56 Kbps. To access 3ComBBS using  
ISDN, use one of the following numbers:  
408 654 2706 or 408 654 2703  
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Online Technical Services  
B-3  
3ComFacts Automated Fax Service  
3Com Corporations interactive fax service, 3ComFacts,  
provides data sheets, technical articles, diagrams, and  
troubleshooting instructions on 3Com products 24 hours  
a day, 7 days a week.  
Call 3ComFacts using your Touch-Tone telephone using  
one of these international access numbers:  
Country  
U.K.  
Telephone Number  
44 1442 438279  
1 408 727 7021  
U.S.A.  
Local access numbers are available within the  
following countries:  
Telephone  
Number  
Telephone  
Country  
Australia  
Belgium  
Denmark  
Finland  
Country  
Number  
1800 678 515  
0800 71279  
800 17319  
Netherlands  
New Zealand  
Norway  
06 0228049  
0800 446 398  
800 11062  
98 001 4444  
05 90 81 58  
0130 81 80 63  
800 933 486  
1678 99085  
1800 801 777  
Portugal  
0505 442 607  
956 0815  
France  
Russia (Moscow only)  
Singapore  
Spain  
Germany  
Hong Kong  
Italy  
800 6161 463  
900 964 445  
020 792954  
0800 626403  
Sweden  
Malaysia  
U.K.  
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B-4  
APPENDIX B: TECHNICAL SUPPORT  
3ComForum on CompuServe Online Service  
3ComForum contains patches, software, drivers, and  
technical articles about all 3Com products, as well as a  
messaging section for peer support. To use 3ComForum,  
you need a CompuServe account.  
To use 3ComForum:  
1 Log on to your CompuServe account.  
2 Type go threecom  
3 Press [Return] to see the 3ComForum main menu.  
Support from Your Network Supplier  
If additional assistance is required, contact your network  
supplier. Many suppliers are authorized 3Com service  
partners who are qualified to provide a variety of services,  
including network planning, installation, hardware  
maintenance, application training, and support services.  
When you contact your network supplier for assistance,  
have the following information ready:  
A list of system hardware and software, including  
revision levels  
Diagnostic error messages  
Details about recent configuration changes,  
if applicable  
If you are unable to contact your network supplier, see  
the following section on how to contact 3Com.  
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Support from 3Com  
B-5  
Support from 3Com  
If you are unable to receive support from your network  
supplier, technical support contracts are available  
from 3Com.  
Contact your local 3Com sales office to find your  
authorized service provider using one of these numbers:  
Regional Sales Office  
Telephone Number  
3Com Corporation  
P.O. Box 58145  
5400 Bayfront Plaza  
Santa Clara, California  
95052-8145  
800 NET 3Com or 1 408 764 5000  
408 764 5001 (fax)  
U.S.A.  
3Com Asia Limited  
Australia  
61 2 9937 5000 (Sydney)  
61 3 9866 8022 (Melbourne)  
852 2501 1111  
Hong Kong  
India  
91 11 644 3974  
Indonesia  
Japan  
62 21 572 2088  
81 6 536 3303 (Osaka)  
81 3 3345 7251 (Tokyo)  
82 2 319 4711  
Korea  
Malaysia  
60 3 732 7910  
64 9 366 9138  
632 892 4476  
8610 68492568 (Beijing)  
86 21 63501581 (Shanghai)  
65 538 9368  
New Zealand  
Philippines  
P.R. of China  
Singapore  
Taiwan, R.O.C.  
Thailand  
886 2 377 5850  
662 231 8151 5  
3Com Benelux B.V.  
Belgium  
Netherlands  
32 2 725 0202  
31 30 6029700  
3Com Canada  
Calgary  
Edmonton  
Montreal  
Ottawa  
Toronto  
Vancouver  
403 265 3266  
403 423 3266  
514 683 3266  
1 613 566 7055  
416 498 3266  
604 434 3266  
3Com France  
33 1 69 86 68 00  
(continued)  
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B-6  
APPENDIX B: TECHNICAL SUPPORT  
Regional Sales Office  
Telephone Number  
3Com GmbH  
Austria  
43 1 513 4323  
Czech Republic/Slovak Republic 420 2 21845 800  
Germany  
(Central European HQ)  
Hungary  
49 30 34 98790 (Berlin)  
49 89 627320 (Munich)  
36 1 250 83 41  
Poland  
Switzerland  
48 22 6451351  
41 31 996 14 14  
3Com Iberia  
Portugal  
Spain  
351 1 3404501  
34 1 383 17 00  
3Com Ireland  
353 1 820 7077  
3Com Latin America  
U.S. Headquarters  
Northern Latin America  
Argentina  
Brazil  
Chile  
408 326 2093  
305 261 3266 (Miami, Florida)  
541 312 3266  
55 11 5181 0869  
562 633 8935  
Colombia  
Mexico  
Peru  
571 629 4110  
52 5 520 7841/7847  
51 1 221 5399  
Venezuela  
58 2 953 8122  
3Com Mediterraneo  
Italy  
39 2 253011 (Milan)  
39 6 5279941 (Rome)  
3Com Middle East  
971 4 349049  
3Com Nordic AB  
Denmark  
Finland  
Norway  
Sweden  
45 39 27 85 00  
358 0 435 420 67  
47 22 58 47 00  
46 8 632 56 00  
3Com Russia  
007 095 258 09 40  
27 11 807 4397  
3Com Southern Africa  
3Com UK Ltd.  
44 131 240 2900 (Edinburgh)  
44 161 873 7717 (Manchester)  
44 162 889 7000 (Marlow)  
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Returning Products for Repair  
B-7  
Returning Products for Repair  
Before you send a product directly to 3Com for repair,  
you must first obtain a Return Materials Authorization  
(RMA) number. Products sent to 3Com without RMA  
numbers will be returned to the sender unopened, at the  
senders expense.  
To obtain an RMA number, call or fax:  
Country  
Telephone Number Fax Number  
U.S.A. and Canada  
1 800 876 3266,  
option 2  
408 764 7120  
Latin America  
1 408 326 2927  
408 764 7120  
Europe, South Africa, 44 1442 438125  
and Middle East  
44 1442 435822  
Elsewhere  
1 408 326 2926  
1 408 764 7120  
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GLOSSARY  
3Com mode  
A mode of operation for the 3Com TokenLink Velocity ISA  
network interface card (NIC) that provides increased  
throughput and expanded configuration options.  
CAU  
Controlled access unit.  
Class of Service  
A 3Com DynamicAccess feature that helps to optimize  
network performance by letting you prioritize your  
applications for efficient network access. High-priority  
tokens are requested when the network transmits data  
for selected applications.  
Clean boot  
A DOS boot with no memory managers or other  
programs (such as drivers) loaded in memory.  
DAU  
Dual access unit.  
Driver  
A program, usually resident in the server or workstation  
memory, that controls the network hardware (such as  
NICs or controllers) or implements the protocol stacks  
through which higher-level applications communicate  
with the network hardware.  
DTR  
Dedicated Token Ring (DTR). An IEEE standard that  
increases network performance in switched token ring  
environments. It allows data transmission using dedicated  
resources between the station and the concentrator.  
Transmissions can be either half-duplex or full-duplex.  
DynamicAccess technology  
A 3Com set of features that optimize network  
performance. (See also Class of Service.)  
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2
GLOSSARY  
EISA  
Extended Industry Standard Architecture.  
Full-duplex  
A mode of operation in which a token ring station can  
simultaneously transmit and receive independent data  
streams. Dedicated transmissions occur between the  
station and switch; token passing no longer occurs.  
Hexadecimal  
A number system with a base of sixteen. In hexadecimal,  
the first ten digits are 0–9 and the last six digits are A–F.  
This number system is identified in this guide by a number  
or character followed by “h.”  
IBM mode  
IEEE 802.5  
A mode of operation for 3Com TokenLink Velocity ISA NICs  
with configuration options restricted to the same options  
provided by IBM 16/4 Token Ring Adapters. Either 3Com or  
IBM drivers can be used when the NIC is configured in IBM  
mode.  
The standard for the token ring access method and  
physical layer specifications developed by a subcommittee  
of the Institute for Electrical and Electronics Engineers (IEEE)  
802 committee.  
Input/Output (I/O)  
The method, medium, or device (such as a keyboard,  
monitor, oppy disk, hard disk, NIC, or printer) used to  
transfer data to a PC or from the PC back to a device or  
a network.  
ISA  
Industry Standard Architecture.  
LAN  
Local area network. A communications network within  
a limited physical area such as a building that provides  
high-speed data transmission. The basic components of a  
LAN are the boards that plug into each PC to connect it  
to the network, cabling, server hardware, and software  
for network control.  
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GLOSSARY  
3
Lobe  
All network components in a specific area that physically  
connect to a specific MAU or wiring hub.  
Lobe cable  
The section of cable that attaches a ring station or  
network device to a MAU or wiring hub.  
MAU  
NDIS  
Multistation access unit.  
Network Driver Interface Specification. A software  
specification used in many operating systems to create  
drivers for network NICs. NDIS drivers support multiple  
protocols and multiple NICs and can be unloaded from  
memory to conserve conventional DOS RAM space.  
NDIS permits the high-level protocol components to be  
independent of the NIC by providing a standard interface.  
Windows NT and Windows 95 support NDIS 3.0 and  
NDIS 4.0.  
NET.CFG  
An ASCII file containing control information for network  
protocol elements of stations and servers for a Novell  
NetWare environment.  
Network  
NIC  
A series of nodes such as PCs, terminals, or other  
peripherals interconnected by a communications channel.  
A network interface card (NIC) is a circuit board located  
inside each PC and server on the network. It allows the  
device to listen and talk to other stations and nodes on  
the network.  
ODI  
Open Data-link Interface. A MAC-level specification  
developed by Novell and Apple Computer. Like NDIS, the  
ODI driver supports multiple protocols and NICs and can  
be unloaded from memory to conserve conventional DOS  
RAM space.  
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4
GLOSSARY  
Parallel Tasking architecture  
A proprietary technique developed and patented by 3Com  
that provides significant performance improvement by  
allowing network interchanges of data to occur in parallel.  
Plug and Play (PnP)  
A standard that defines automatic techniques for making  
PC configuration simple and straightforward. Read-only  
memory (ROM) chips with unique identification numbers  
are added to each NIC, and the NIC can then arbitrate  
conflicts with interrupts, input/output ports, and memory.  
Protocol  
A formalized set of rules that PCs use to communicate.  
Because of the complexity of communications between PCs  
and the need for different communication requirements,  
protocols have been divided into modular layers, in which  
each layer performs a specific function for an adjacent layer.  
Protocol layers  
A model for describing the hierarchical set of or levels  
of protocols in which each protocol layer obtains services  
from the layer below it and performs services for the layer  
above it.  
PROTOCOL.INI  
An ASCII file containing control information for network  
protocol elements of NDIS network stations and servers.  
Token ring  
TSR  
A network that employs a ring topology and passes  
tokens for ring access.  
Terminate and stay resident. A program that upon  
execution, loads itself (or an executable portion of itself)  
into PC working memory (RAM).  
WAN  
Wide area network. A network covering large  
distances (50 square miles or more) that may include  
packet-switched, or public data, and value-added  
networks.  
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INDEX  
Close NIC Test 9-4  
Numbers  
CompuServe 8-5, B-4  
CONFIG.SYS file 3-3, 8-5  
configuration  
3C319 NIC  
configuring 5-2  
default settings 5-1  
inspecting 2-2  
automatic  
for NDIS 8-6  
for NetWare DOS ODI  
client 3-1  
3Com Bulletin Board Service  
(3ComBBS) B-2  
3Com mode 1-3, 5-3, 5-8  
3Com sales offices B-5  
3Com URL B-1  
3ComFacts B-3  
3ComForum B-4  
3CTOKEN.COM 8-2  
3CTOKEN.SYS 8-2, 8-6  
3TRDIAG utility 8-8  
Plug and Play 2-5  
manual 5-5  
Configuration and Diagnostic  
Program 9-2, 9-4  
configuration mode 2-5, 5-7  
configuration options  
AutoSwitch 2-5, 5-11  
BIOS/MMIO base address 2-5, 5-9  
boot PROM 2-5, 5-11  
configuration mode 2-5, 5-7  
interrupt request level 2-5, 5-10  
I/O base address 2-5, 5-8  
I/O mode 2-5, 5-10  
IRQ driver type 2-5, 5-11  
memory mode 2-5, 5-10  
Plug and Play 5-7  
A
AIP Checksum Test 9-3  
Artisoft LANtastic/AI 8-2  
auto ring speed detection 1-2, 7-8  
AUTOEXEC.BAT file 8-5  
AutoLink feature for NetWare 3-1,  
5-1  
primary/alternate adapter 5-8  
RAM page size 2-5, 5-9  
ring speed 2-5, 5-8  
ROM address locations 5-9  
shared RAM address range 2-5,  
5-9  
AUTOLINK.CFG file 3-2  
AutoSwitch 2-5, 5-11  
B
Banyan VINES 8-2  
BIOS/MMIO base address 2-5, 5-9  
boot PROM 1-2, 2-5, 5-11  
Boot PROM Test 9-3  
bulletin board service B-2  
bus  
zero wait state 2-5, 5-11  
connector type  
DB-9 2-3  
pin assignments A-2  
RJ-45 2-3  
Continuous option 9-6  
controlled access unit (CAU) 2-4  
conventions  
EISA 1-1, 2-1  
ISA 1-1, 2-1  
notice icons, About This Guide  
text, About This Guide  
2
2
C
cable, recommended 2-3, A-1  
CAU 2-4  
Class of Service  
configuring 7-1  
overview 1-1  
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2
INDEX  
D
I
daisy-chaining NICs 2-3  
DAU 2-4  
IBM drivers 8-8  
IBM LAN Server 8-2, 8-6  
IBM mode 1-3, 5-4, 5-7  
inspecting the NIC 2-2  
installation  
DB-9 connector 2-3, A-2  
DEC PATHWORKS 8-2  
Dedicated Token Ring 1-2  
diagnostic program 9-2  
diagnostic tests  
driver  
IBM 8-8  
Group 1 9-3  
Group 2 9-4  
NDIS 2.01 8-1, 8-2, 8-6  
NetWare DOS ODI  
running 9-4  
diskette description  
clients 3-1, 8-3  
NetWare OS/2 8-6  
TokenDisk #1 8-2  
TokenDisk #2 8-3  
NetWare server 8-2, 8-6  
Windows 95 4-2  
driver installation. See installation  
drivers. See network drivers  
dual access unit (DAU) 2-4  
DynamicAccess technology  
advanced options 7-5  
concurrent UDP streams 7-7  
disable receive packet  
buffering 7-8  
Windows 95 OSR2 4-6  
Windows 95 retail 4-3  
Windows for Workgroups 8-6  
Windows NT 3.51 6-2  
Windows NT 4.0 6-3  
NIC 2-1  
interrupt request level (IRQ) 2-5, 5-10  
I/O base address 2-5, 5-8  
I/O mode 2-5, 5-10  
disable switch packet  
prioritization 7-8  
IRQ driver type 2-5, 5-11  
FIFO packet threshold 7-7  
low-priority ratio 7-7  
natural packet interval 7-8  
settings descriptions 7-7  
L
LAA. See Locally Administered Address  
LAN Manager (Microsoft) 8-2, 8-6  
LAN Server (IBM) 8-2, 8-6  
LANtastic/AI (Artisoft) 8-2  
LEDs 9-1  
E
EISA configuration utility 5-1  
lobe cable 9-2, 9-4  
Locally Administered Address  
(LAA) 7-11  
F
fax service. See 3ComFacts  
full-duplex 1-2  
M
MAU 2-4, 9-2, 9-4  
memory conflicts 3-2  
memory manager 3-2  
memory mode 2-5, 5-10  
Microsoft  
G
Group 1 tests  
defined 9-3  
setting up 9-6  
Group 2 test  
defined 9-4  
setting up 9-6  
Group Select area 9-6  
LAN Manager 8-2, 8-6  
Windows 95 4-2  
Windows for Workgroups 8-6  
Windows NT 6-2  
MMIO Register Write/Read Test 9-3  
multiple NICs 5-6  
multistation access unit (MAU) 2-4  
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INDEX  
3
Plug and Play  
description 5-7  
disabling 5-5  
Windows 95 and 4-3 to 4-6, 6-2  
PnP. See Plug and Play  
primary/alternate adapter 5-8  
promiscuous mode 1-3  
N
NDIS drivers  
2 real-mode 8-6  
2.01 DOS driver 8-1, 8-2, 8-6  
3 protected-mode driver 8-6  
3.0 driver 8-2  
4 driver  
Windows 95 4-2  
Windows NT 6-2  
NET.CFG file 8-5  
R
RAM page size 2-5, 5-9  
Remote Program Load (RPL) 8-9  
requirements, installation 2-1  
retail Windows 95 4-3  
returning products for repair B-7  
Ring Operations Test 9-4  
ring speed 2-5, 3-4, 5-8, 9-1, 9-4,  
9-8  
NetWare  
3CTOKEN.COM 8-2  
3CTOKEN.SYS 8-2  
DOS ODI driver 3-4, 8-1, 8-2  
OS/2 ODI driver 8-1, 8-2  
server driver 8-1, 8-2  
network drivers  
IBM 1-3, 8-8  
installing 8-3, 8-6  
NDIS 8-6  
NetWare OS/2 8-6  
NetWare server 8-6  
obtaining 8-8  
ring speed, auto detection 1-2, 7-8  
RJ-45 connector A-2  
RPL  
disabling 8-10  
enabling 8-9  
using 8-8  
ODI 3-1, 8-6  
Run Tests dialog box 9-5  
Run Tests menu item 9-5  
running diagnostic tests 9-4  
Windows 95 4-1  
Windows for Workgroups 8-6  
Windows NT 6-1  
network supplier support B-4  
NICs  
S
configuration options 5-6  
multiple 5-6  
Shared RAM Boundary/Domain  
Test 9-3  
ring speed 3-4, 5-8  
ROM address locations 5-9  
shared RAM page size and  
address range 5-9  
shared RAM page size and address  
range 2-5, 5-9  
Shared RAM Write/Read Test 9-3  
T
O
technical support  
3Com URL B-1  
bulletin board service B-2  
CompuServe service B-4  
fax service B-3  
network suppliers B-4  
product repair B-7  
Test Setup dialog box 9-6  
tests, diagnostic  
Group 1 9-3  
ODI 3-1  
ODI driver. See NetWare  
online technical services B-1  
Open NIC for Ring Operation Test 9-3  
operating system requirements 2-1  
option settings 5-6  
OS/2 network drivers 8-6  
OSR2 4-6  
Group 2 9-4  
running 9-4  
Timer Test 9-3  
TLNK3.DOS 8-2  
P
package contents 2-2  
Parallel Tasking architecture 1-1, 8-7  
pin assignments A-1  
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INDEX  
4
TokenDisk diskette  
#1 contents 8-2  
#2 contents 8-3  
TokenLink Velocity ISA NIC 1-1  
troubleshooting 9-1, 9-7  
U
URL B-1  
W
Windows 95  
NDIS 4 installation 4-2  
OSR2 driver installation 4-6  
PnP and 4-3  
retail driver installation 4-3  
Windows for Workgroups 8-6  
Windows NT  
3.51 driver installation 6-2  
4.0 driver installation 6-3  
NDIS 4 driver installation 6-2  
World Wide Web (WWW) B-1  
Z
zero wait state 2-5, 5-11  
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3Com Corporation LIMITED WARRANTY  
HARDWARE  
3Com warrants its hardware products to be free from defects in workmanship and materials, under  
normal use and service, for the following lengths of time from the date of purchase from 3Com or  
its Authorized Reseller:  
Network adapters  
Lifetime  
1 year  
Other hardware products (unless otherwise specified in the warranty statement above)  
Spare parts and spares kits  
90 days  
If a product does not operate as warranted above during the applicable warranty period, 3Com  
shall, at its option and expense, repair the defective product or part, deliver to Customer an  
equivalent product or part to replace the defective item, or refund to Customer the purchase price  
paid for the defective product. All products that are replaced will become the property of 3Com.  
Replacement products may be new or reconditioned. Any replaced or repaired product or part has a  
ninety (90) day warranty or the remainder of the initial warranty period, whichever is longer.  
3Com shall not be responsible for any software, firmware, information, or memory data of  
Customer contained in, stored on, or integrated with any products returned to 3Com for repair,  
whether under warranty or not.  
SOFTWARE  
3Com warrants that the software programs licensed from it will perform in substantial conformance  
to the program specifications therefor for a period of ninety (90) days from the date of purchase  
from 3Com or its Authorized Reseller. 3Com warrants the media containing software against failure  
during the warranty period. No updates are provided. The sole obligation of 3Com with respect to  
this express warranty shall be (at the discretion of 3Com) to refund the purchase price paid by  
Customer for any defective software products, or to replace any defective media with software  
which substantially conforms to applicable 3Com published specifications. Customer assumes  
responsibility for the selection of the appropriate applications program and associated reference  
materials. 3Com makes no warranty or representation that its software products will work in  
combination with any hardware or applications software products provided by third parties, that  
the operation of the software products will be uninterrupted or error free, or that all defects in  
the software products will be corrected. For any third-party products listed in the 3Com software  
product documentation or specifications as being compatible, 3Com will make reasonable efforts to  
provide compatibility, except where the noncompatibility is caused by a “bug” or defect in the third  
party’s product.  
STANDARD WARRANTY SERVICE  
Standard warranty service for hardware products may be obtained by delivering the defective  
product, accompanied by a copy of the dated proof of purchase, to the 3Com Corporate Service  
Center or to an Authorized 3Com Service Center during the applicable warranty period. Standard  
warranty service for software products may be obtained by telephoning the 3Com Corporate Service  
Center or an Authorized 3Com Service Center, within the warranty period. Products returned to  
the 3Com Corporate Service Center must be preauthorized by 3Com with a Return Material  
Authorization (RMA) number marked on the outside of the package, and sent prepaid, insured,  
and packaged appropriately for safe shipment. The repaired or replaced item will be shipped to  
Customer, at the expense of 3Com, not later than thirty (30) days after receipt of the defective  
product by 3Com.  
WARRANTIES EXCLUSIVE  
IF A 3COM PRODUCT DOES NOT OPERATE AS WARRANTED ABOVE, CUSTOMER’S SOLE REMEDY  
FOR BREACH OF THAT WARRANTY SHALL BE REPAIR, REPLACEMENT, OR REFUND OF THE PURCHASE  
PRICE PAID, AT THE OPTION OF 3COM. TO THE FULL EXTENT ALLOWED BY LAW, THE FOREGOING  
WARRANTIES AND REMEDIES ARE EXCLUSIVE AND ARE IN LIEU OF ALL OTHER WARRANTIES, TERMS,  
OR CONDITIONS, EXPRESS OR IMPLIED, EITHER IN FACT OR BY OPERATION OF LAW, STATUTORY  
OR OTHERWISE, INCLUDING WARRANTIES, TERMS, OR CONDITIONS OF MERCHANTABILITY, FITNESS  
FOR A PARTICULAR PURPOSE, AND SATISFACTORY QUALITY. 3COM NEITHER ASSUMES NOR  
AUTHORIZES ANY OTHER PERSON TO ASSUME FOR IT ANY OTHER LIABILITY IN CONNECTION WITH  
THE SALE, INSTALLATION, MAINTENANCE, OR USE OF ITS PRODUCTS.  
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3COM SHALL NOT BE LIABLE UNDER THIS WARRANTY IF ITS TESTING AND EXAMINATION  
DISCLOSE THAT THE ALLEGED DEFECT IN THE PRODUCT DOES NOT EXIST OR WAS CAUSED BY  
CUSTOMER’S OR ANY THIRD PERSON’S MISUSE, NEGLECT, IMPROPER INSTALLATION OR TESTING,  
UNAUTHORIZED ATTEMPTS TO REPAIR OR MODIFY, OR ANY OTHER CAUSE BEYOND THE RANGE  
OF THE INTENDED USE, OR BY ACCIDENT, FIRE, LIGHTNING, OR OTHER HAZARD.  
LIMITATION OF LIABILITY  
TO THE FULL EXTENT ALLOWED BY LAW, 3COM ALSO EXCLUDES FOR ITSELF AND ITS SUPPLIERS  
ANY LIABILITY, WHETHER BASED IN CONTRACT OR TORT (INCLUDING NEGLIGENCE), FOR  
INCIDENTAL, CONSEQUENTIAL, INDIRECT, SPECIAL, OR PUNITIVE DAMAGES OF ANY KIND, OR  
FOR LOSS OF REVENUE OR PROFITS, LOSS OF BUSINESS, LOSS OF INFORMATION OR DATA, OR  
OTHER FINANCIAL LOSS ARISING OUT OF OR IN CONNECTION WITH THE SALE, INSTALLATION,  
MAINTENANCE, USE, PERFORMANCE, FAILURE, OR INTERRUPTION OF ITS PRODUCTS, EVEN IF  
3COM OR ITS AUTHORIZED RESELLER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES,  
AND LIMITS ITS LIABILITY TO REPAIR, REPLACEMENT, OR REFUND OF THE PURCHASE PRICE PAID,  
AT THE OPTION OF 3COM. THIS DISCLAIMER OF LIABILITY FOR DAMAGES WILL NOT BE AFFECTED  
IF ANY REMEDY PROVIDED HEREIN SHALL FAIL OF ITS ESSENTIAL PURPOSE.  
Some countries, states, or provinces do not allow the exclusion or limitation of implied warranties or  
the limitation of incidental or consequential damages for certain products supplied to consumers or the  
limitation for personal injury, so the above limitations and exclusions may be limited in their application  
to you. This warranty gives you specific legal rights which may vary depending on local law.  
GOVERNING LAW  
This Limited Warranty shall be governed by the laws of the State of California.  
3Com Corporation, 5400 Bayfront Plaza, Santa Clara, CA 95052-8145 (408) 764-5000  
FCC CLASS B CERTIFICATION STATEMENT  
3Com Corporation  
Model Nos: 3C319  
FCC ID:DF63C319  
Made in U.S.A.  
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two  
conditions:  
1
2
This device may not cause harmful interference, and  
This device must accept any interference received, including interference that may cause  
undesired operation.  
WARNING: This equipment has been tested and found to comply with the limits for a Class B digital  
device, pursuant to Part 15 of the FCC Rules, and the Canadian Department of Communications  
Equipment Standards entitled, “Digital Apparatus,” ICES-003.These limits are designed to provide  
reasonable protection against harmful interference in a residential installation. This equipment  
generates, uses and can radiate radio frequency energy and, if not installed and used in accordance  
with the instructions, may cause harmful interference to radio communications. However, there is no  
guarantee that interference will not occur in a particular installation. If this equipment does cause  
harmful interference to radio or television reception, which can be determined by turning the  
equipment off and on, the user is encouraged to try to correct the interference by one or more  
of the following measures:  
Reorient or relocate the receiving antenna.  
Increase the separation between the equipment and receiver.  
Connect the equipment into an outlet on a circuit different from the one which the receiver is  
connected to.  
Consult the dealer or an experienced radio/TV technician for help.  
The user may find the following booklet prepared by the Federal Communications Commission helpful:  
The Interference Handbook  
This booklet is available from the U.S. Government Printing Office, Washington, D.C. 20402. Stock  
No. 004-000-00345-4.  
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NOTE: In order to maintain compliance with the limits of a Class B digital device, 3Com requires  
that you use quality interface cables when connecting to this device. Changes or modifications not  
expressly approved by 3Com could void the user’s authority to operate this equipment. Refer to the  
manual for specifications on cabling types.  
3COM END USER SOFTWARE LICENSE AGREEMENT  
IMPORTANT: Read Before Using This Product  
YOU SHOULD CAREFULLY READ THE FOLLOWING TERMS AND CONDITIONS BEFORE USING  
THIS PRODUCT. IT CONTAINS SOFTWARE, THE USE OF WHICH IS LICENSED BY 3COM  
CORPORATION ("3COM") TO ITS CUSTOMERS FOR THEIR USE ONLY AS SET FORTH BELOW.  
IF YOU DO NOT AGREE TO THE TERMS AND CONDITIONS OF THIS AGREEMENT, DO NOT  
USE THE SOFTWARE. USING ANY PART OF THE SOFTWARE INDICATES THAT YOU ACCEPT  
THESE TERMS.  
LICENSE: 3Com grants you a nonexclusive license to use the accompanying software program(s)  
(the "Software") subject to the terms and restrictions set forth in this License Agreement. You are  
not permitted to lease, rent, distribute or sublicense the Software or to use the Software in a  
time-sharing arrangement or in any other unauthorized manner. Further, no license is granted to  
you in the human readable code of the Software (source code). Except as provided below, this  
License Agreement does not grant you any rights to patents, copyrights, trade secrets, trademarks,  
or any other rights in respect to the Software.  
The Software is licensed to be used on any workstation or any network server owned by or leased  
to you, provided that the Software is used only in connection with a 3Com adapter. You may  
reproduce and provide one (1) copy of the Software and supporting documentation for each such  
workstation or network server on which the Software is used as permitted hereunder. Otherwise,  
the Software and supporting documentation may be copied only as essential for backup or archive  
purposes in support of your use of the Software as permitted hereunder. You must reproduce and  
include all copyright notices and any other proprietary rights notices appearing on the Software and  
the supporting documentation on any copies that you make.  
NO ASSIGNMENT; NO REVERSE ENGINEERING: You may not transfer or assign the Software  
and/or this License Agreement to another party without the prior written consent of 3Com. If such  
consent is given and you transfer or assign the Software and/or this License Agreement, then you  
must at the same time either transfer any copies of the Software as well as the supporting  
documentation to the same party or destroy any such materials not transferred. Except as set forth  
above, you may not transfer or assign the Software or your rights under this License Agreement.  
Modification, reverse engineering, reverse compiling, or disassembly of the Software is expressly  
prohibited. However, if you are a European Community ("EC") resident, information necessary to  
achieve interoperability of the Software with other programs within the meaning of the EC Directive  
on the Legal Protection of Computer Programs is available to you from 3Com upon written request.  
EXPORT RESTRICTIONS: You agree that you will not export or re-export the Software or  
accompanying documentation (or any copies thereof) or any products utilizing the Software or  
such documentation in violation of any applicable laws or regulations of the United States or the  
country in which you obtained them.  
TRADE SECRETS; TITLE: You acknowledge and agree that the structure, sequence and organization  
of the Software are the valuable trade secrets of 3Com and its suppliers. You agree to hold such  
trade secrets in confidence. You further acknowledge and agree that ownership of, and title to, the  
Software and all subsequent copies thereof regardless of the form or media are held by 3Com and  
its suppliers.  
UNITED STATES GOVERNMENT LEGEND:  
The Software is commercial in nature and developed solely at private expense. The Software is  
delivered as “Commercial Computer Software” as defined in DFARS 252.227-7014 (June 1995) or  
as a commercial item as defined in FAR 2.101(a) and as such is provided with only such rights as are  
provided in this License Agreement, which is 3Com’s standard commercial license for the Software.  
Technical data is provided with limited rights only as provided in DFAR 252.227-7015 (Nov. 1995) or  
FAR 52.227-14 (June 1987), whichever is applicable.  
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TERM AND TERMINATION: This license will expire fifty (50) years from the date that you first use  
the Software, if it is not earlier terminated. You may terminate it at any time by destroying the  
Software and documentation together with all copies and merged portions in any form. It will also  
terminate immediately if you fail to comply with any term or condition of this License Agreement.  
Upon such termination you agree to destroy the Software and documentation, together with all  
copies and merged portions in any form.  
GOVERNING LAW: This License Agreement shall be governed by the laws of the State of California  
as such laws are applied to agreements entered into and to be performed entirely within California  
between California residents and by the laws of the United States. You agree that the United  
Nations Convention on Contracts for the International Sale of Goods (1980) is hereby excluded in  
its entirety from application to this License Agreement.  
LIMITED WARRANTY; LIMITATION OF LIABILITY: All warranties and limitations of liability  
applicable to the Software are as stated on the Limited Warranty Card or in the product manual  
accompanying the Software. Such warranties and limitations of liability are incorporated herein in  
their entirety by this reference.  
SEVERABILITY: In the event any provision of this License Agreement is found to be invalid, illegal or  
unenforceable, the validity, legality and enforceability of any of the remaining provisions shall not in  
any way be affected or impaired and a valid, legal and enforceable provision of similar intent and  
economic impact shall be substituted therefor.  
ENTIRE AGREEMENT: This License Agreement sets forth the entire understanding and agreement  
between you and 3Com, supersedes all prior agreements, whether written or oral, with respect to  
the Software, and may be amended only in a writing signed by both parties.  
3Com is a registered trademark of 3Com Corporation.  
3Com Corporation, 5400 Bayfront Plaza, P.O. Box 58145, Santa Clara, CA 95052-8145,  
(408) 764-5000  
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