Paradyne Network Card 6700 A2 GB22 00 User Manual

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read Paradyne Corporation.  
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6700-A2-GB22-00  
Issue 1  
September 1994  
r
Pa adyne  
COMSPHERE  
6700 Series  
Network Management System  
Network Configuration Guide  
Printed on recycled paper  
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COMSPHERE  
6700 Series Network  
Management System  
Network Configuration Guide  
6700-A2-GB22-00  
Issue 1 (September 1994)  
Changes and enhancements to the product and to the  
information herein will be documented and issued as a new  
release.  
A Reader’s Comments form is provided at the front of this  
publication and your comments are appreciated. If the form has  
been removed, address comments to AT&T Paradyne  
Corporation, Technical Publications, 8545 126th Avenue North,  
P.O. Box 2826, Largo, Florida, 34649-2826. AT&T Paradyne  
may use or distribute any of the information supplied, as  
appropriate, without incurring any obligation whatsoever.  
COPYRIGHT 1994 AT&T Paradyne Corporation.  
All Rights Reserved  
Printed in U.S.A.  
This publication is protected by federal copyright law. No part of this publication may be copied  
or distributed, transmitted, transcribed, stored in a retrieval system, or translated into any  
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manual or otherwise, or disclosed to third parties without the express written permission of  
AT&T Paradyne Corporation, 8545 126th Avenue North, P.O. Box 2826, Largo, Florida  
34649-2826.  
AT&T Paradyne Corporation makes no representation or warranties with respect to the  
contents hereof and specifically disclaims any implied warranties of merchantability or fitness  
for a particular purpose. Further, AT&T Paradyne Corporation reserves the right to revise this  
publication and to make changes from time to time in the contents hereof without obligation of  
AT&T Paradyne Corporation to notify any person of such revision or changes.  
A
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Trademarks  
Trademarks  
COMSPHERE is a registered trademark of AT&T.  
Ethernet is a registered trademark of Xerox Corporation.  
Hayes is a registered trademark of Hayes Microcomputer Products, Inc.  
Microsoft is a registered trademark of Microsoft Corporation.  
MS-DOS is a registered trademark of Microsoft Corporation.  
NEWT is a trademark of NETMANAGE, Inc.  
Sun is a registered trademark of Sun Microsystems, Inc.  
Windows is a trademark of Microsoft Corporation.  
UNIX is a registered trademark in the United States and other countries, licensed  
exclusively through X/Open Company Limited.  
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C
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Preface  
Related Documents . . . . . . . . . . . . . . . . . . . . . . . . . . v  
Ordering Information . . . . . . . . . . . . . . . . . . . . . vi  
1
2
Overview  
What is the Network Configuration Feature? . . . . . 1-1  
Preparing for Network Configuration . . . . . . . . . . . . 1-1  
Accessing the Network Configuration Feature . . . . 1-3  
Main Menu Options . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4  
Workstation Settings  
Designating NMS Server Names and IP  
Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2  
Adding Names and IP Addresses . . . . . . . . . 2-2  
Modifying or Deleting Names and IP  
Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3  
Choosing the Active Server . . . . . . . . . . . . . . . . . . . . 2-4  
Entering Administrative Data . . . . . . . . . . . . . . . . . . . 2-5  
3
Configuration Files and Interfaces  
Configuration Files . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2  
Saving a Configuration File . . . . . . . . . . . . . . . 3-2  
Exiting a Configuration File . . . . . . . . . . . . . . . 3-2  
Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3  
Adding an Interface . . . . . . . . . . . . . . . . . . . . . . 3-3  
Duplicating an Interface . . . . . . . . . . . . . . . . . . 3-4  
Deleting an Interface . . . . . . . . . . . . . . . . . . . . . 3-5  
Automatically Connecting Interfaces . . . . . . . . . . . . 3-6  
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i
4
5
SNMP Settings  
Configuring SNMP Community Names . . . . . . . . . . 4-2  
Uses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2  
Configuring Authorized SNMP Managers . . . . . . . . 4-5  
Adding Authorized Manager Information . . . . 4-5  
Modifying or Deleting Authorized Manager  
Information . . . . . . . . . . . . . . . . . . . . . . . . . 4-7  
Custom Network Interface Settings  
Viewing Network Settings . . . . . . . . . . . . . . . . . . . . . . 5-2  
Configuring LAN Hardware Parameters . . . . . . . . . . 5-3  
Selecting the IP Address of a Workstation . . . . . . . 5-5  
Setting the Number of Subnet Mask Bits . . . . . . . . . 5-6  
Choosing Port Settings . . . . . . . . . . . . . . . . . . . . . . . . 5-7  
Choosing Modem Settings . . . . . . . . . . . . . . . . . . . . . 5-9  
Specifying Dial Settings . . . . . . . . . . . . . . . . . . . . . . . 5-11  
Designating the Default Gateway . . . . . . . . . . . . . . . 5-12  
Glossary  
Index  
ii  
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1
2
Overview  
1-1 Network Configuration Main Menu . . . . . . . . . 1-3  
1-2 Network Configuration Main Menu Options . . 1-4  
Workstation Settings  
2-1 NMS Server Dialog Box . . . . . . . . . . . . . . . . . . 2-2  
2-2 Active Server Dialog Box . . . . . . . . . . . . . . . . . 2-4  
2-3 Station Administration Dialog Box . . . . . . . . . . 2-5  
3
Configuration Files and Interfaces  
3-1 Custom Window . . . . . . . . . . . . . . . . . . . . . . . . . 3-2  
3-2 Add Interface Window . . . . . . . . . . . . . . . . . . . . 3-3  
3-3 Interface Name Dialog Box . . . . . . . . . . . . . . . . 3-4  
3-4 Delete Interface Dialog Box . . . . . . . . . . . . . . . 3-5  
3-5 Auto Connect Interfaces Dialog Box . . . . . . . . 3-6  
4
5
SNMP Settings  
4-1 Community Names Dialog Box . . . . . . . . . . . . 4-3  
4-2 Authorized Managers Dialog Box . . . . . . . . . . 4-5  
Custom Network Interface Settings  
5-1 Custom Window . . . . . . . . . . . . . . . . . . . . . . . . . 5-2  
5-2 Hardware Dialog Box . . . . . . . . . . . . . . . . . . . . . 5-4  
5-3 Internet Address Dialog Box . . . . . . . . . . . . . . . 5-5  
5-4 Subnet Mask Dialog Box . . . . . . . . . . . . . . . . . . 5-6  
5-5 Port Settings Dialog Box . . . . . . . . . . . . . . . . . . 5-7  
5-6 Modem Settings Dialog Box . . . . . . . . . . . . . . . 5-9  
5-7 Dial Settings Dialog Box . . . . . . . . . . . . . . . . . . 5-11  
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iii  
4
5
SNMP Settings  
4-1 Community Names Dialog Box Fields . . . . . . 4-4  
4-2 Authorized Managers Dialog Box Fields . . . . 4-6  
Custom Nework Interface Settings  
5-1 Custom Window Fields . . . . . . . . . . . . . . . . . . . 5-2  
5-2 Hardware Dialog Box Fields . . . . . . . . . . . . . . . 5-4  
5-3 Port Settings Dialog Box Fields . . . . . . . . . . . . 5-8  
5-4 Modem Settings Dialog Box Fields . . . . . . . . . 5-10  
5-5 Dial Settings Dialog Box Fields . . . . . . . . . . . . 5-12  
iv  
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This guide describes how to use the COMSPHERE  
6700 Series Network Management System (NMS) Network  
Configuration Guide.  
This manual assumes you have a basic understanding of LAN,  
networks and their adapters, modems and their operation, are  
knowledgeable about data communications, and are familiar  
with Windows terminology and conventions. You or your LAN  
administrator should also have knowledge of TCP/IP.  
Related Documents  
3510-A2-GA31 COMSPHERE 3000 Series Carrier, Installation  
Manual  
3610-A2-GB41 COMSPHERE 3600 Series Data Service Units,  
Models 3610 and 3611, Time Division  
Multiplexer, Multichannel Multipoint, and Digital  
Bridge Options, Applications Guide  
3610-A2-GB91 COMSPHERE 3600 Series Data Service Units,  
Models 3610 and 3611, Operator’s Guide (with  
Reference Card insert)  
3610-A2-GN32 COMSPHERE 3600 Series Data Service Units,  
Models 3610 and 3611, Dial Backup Module  
and SNA Diagnostic Interface Options,  
Applications Guide  
3810-A2-GB91 COMSPHERE 3800 Series Modems,  
Models 3810, 3811, and 3820, User’s Guide  
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v
Preface  
3910-A2-GN32 COMSPHERE 3900 Series Modems,  
Models 3910 and 3911,  
Point-to-Point/Multipoint, Installation and  
Operation Manual  
6700-A2-GB20 COMSPHERE 6700 Series Network  
Management System SNMP Proxy Agent  
Feature User’s Guide  
6700-A2-GB41 COMSPHERE 6700 Series Network  
Management System Security Manager  
Feature Supplement  
6700-A2-GY31 COMSPHERE 6700 Series Network  
Management System User’s Guide  
1001-40-1940  
NEWT TCP/IP for Windows Installation and  
User’s Guide  
Ordering Information  
To order AT&T Paradyne documentation, please call  
1-800-545-2354.  
vi  
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1
This chapter describes the Network Configuration feature,  
explains how to access this feature, and provides a diagram of  
its menu structure.  
What is the Network  
Configuration Feature?  
The Network Configuration feature allows you to customize your  
COMSPHERE 6700 Series NMS base software, client, and/or  
SNMP Proxy Agent features.  
Preparing for Network  
Configuration  
Before network configuration, you need some system and  
network information. Use the following form to collect the  
necessary information before you start the installation process.  
Retain this form as a record of this information. Examples are  
shown in parentheses.  
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Overview  
Network Configuration Information  
General  
Where to install the software (c:\pcnms):  
Location of network drivers (c:\pcnms):  
Software Serial Number (1493018):  
Software Key Number (dkjslmo):  
Network Interface Name (Ethernet0):  
Network Interface Type (Ethernet):  
Workstation  
Internet Address of Workstation (192.0.2.2):  
Unique Node Name (Largo Bld. J):  
NMS Server(s) IP Address (192.0.2.1):  
LAN/Hardware Interface  
Adapter Vendor Name (Western Digital):  
Board Type (Ether Card Plus):  
Interrupt Level (5):  
I/O Base Address (0x300):  
SLIP Interface  
Baud Rate (9600):  
Flow Control (Hardware):  
Modem Type (Hayes compatible):  
Port (COM 1):  
Telephone Number (9,1,813–530–2671):  
Optional  
Subnet Mask (255.255.255.0):  
Default Gateway (192.0.2.254):  
1-2  
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Overview  
Accessing the Network  
Configuration Feature  
To access the Network Configuration feature, access the  
Windows Program Manager and choose the icon shown below  
from the COMSPHERE 6700 Program Group.  
The Network Configuration Main Menu appears, as shown in  
Figure 1-1.  
Figure 1-1. Network Configuration Main Menu  
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Overview  
Main Menu Options  
Figure 1-2 shows the menu options available from the Main  
Menu.  
Figure 1-2. Network Configuration Main Menu Options  
Use the procedures in the following chapters to customize your  
configuration using these menu options.  
1-4  
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2
This chapter provides procedures for configuring a workstation’s  
server-related settings.  
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Workstation Settings  
Designating NMS Server Names  
and IP Addresses  
For each NMS multiuser client, you must designate a server,  
and each NMS server must have a name and Internet Protocol  
(IP) address.  
Adding Names and IP Addresses  
Use NMS Servers... to build a database of NMS server names  
and IP addresses. You can then use this database to select the  
NMS server for a multiuser client.  
Procedure  
1. Select Workstation from the Main Menu.  
2. Choose NMS Servers.... The NMS Servers dialog box  
appears, as shown in Figure 2-1.  
Figure 2-1. NMS Server Dialog Box  
3. In the Name field, enter the name of the NMS server  
(maximum 15 characters).  
4. In the IP Address field, enter the NMS server IP  
address.  
5. Choose Add. The new name and IP address appear in  
the Available NMS Servers list box.  
2-2  
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Workstation Settings  
6. Repeat Steps 3–5 for each IP address you need to  
add.  
7. Choose Close from the Control menu to return to the  
Main Menu.  
Modifying or Deleting Names and IP  
Addresses  
Use NMS Servers... to maintain the NMS server name and IP  
address database.  
Procedure  
1. Select Workstation from the Main Menu.  
2. Choose NMS Servers.... The NMS Servers dialog box  
appears, as shown in Figure 2-1.  
3. Choose the name of the server you wish to modify or  
delete from the Available NMS Servers list box. That  
name and address appears in the Name and IP  
Address fields.  
4. Change the name and/or IP address and choose  
Modify or Delete, as appropriate.  
5. Repeat Steps 3 and 4 for each server name and IP  
address you need to modify or delete.  
6. Choose Close from the Control menu to return to the  
Main Menu.  
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Workstation Settings  
Choosing the Active Server  
Use Active Server... to choose the active server for the NMS  
client. After you choose an active server with this command, the  
NMS client uses the IP address you set up using NMS  
Servers... to communicate with that server.  
Procedure  
1. Select Workstation from the Main Menu.  
2. Choose Active Server.... The Active Server dialog box  
appears, as shown in Figure 2-2.  
Figure 2-2. Active Server Dialog Box  
3. Select a server from the Available NMS Servers  
listbox.  
4. Choose OK. The Main Menu appears.  
NOTE:  
If you change the NMS server while the NMS is active,  
you must restart NMS.  
2-4  
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Workstation Settings  
Entering Administrative Data  
Use Administration to enter information about who to contact  
should the workstation require human interaction.  
Procedure  
1. Select Workstation from the Main Menu.  
2. Choose Administration. The Station Administration  
dialog box appears, as shown in Figure 2-3.  
Figure 2-3. Station Administration Dialog Box  
The Station Name appears at the top of the dialog box.  
This is the name entered for this workstation during the  
installation process.  
3. Use the Location, Contact 1, and Contact 2 fields to  
enter administrative information about this workstation.  
Each field contains a maximum of 40 characters.  
4. Choose Modify.  
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3
This chapter provides procedures for configuration file and  
interface manipulation.  
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Configuration Files and Interfaces  
Configuration Files  
Use the File menu on the Custom window menu bar to save and  
exit a configuration file. To access the Custom window (shown  
in Figure 3-1), choose Settings... from the Network menu.  
Figure 3-1. Custom Window  
Saving a Configuration File  
To save a configuration file, choose Save from the File menu on  
the Custom window menu bar.  
Exiting a Configuration File  
To exit a configuration file, choose Exit on the File menu on the  
Custom window menu bar. This closes the configuration file and  
exits the Custom window.  
3-2  
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Configuration Files and Interfaces  
Interfaces  
Use the Interface menu on the Custom window to add,  
duplicate, or delete an interface. You must configure at least one  
interface.  
Adding an Interface  
Use Add on the Custom window’s Interface menu to add an  
interface to a configuration file.  
Procedure  
1. Choose Settings from the Network menu. The Custom  
window appears, as shown in Figure 3-1.  
2. Choose Interface from the Custom window menu bar.  
3. Choose Add from the Interface menu. The Add  
Interface window appears, as shown in Figure 3-2.  
Figure 3-2. Add Interface Window  
4. Select the type of interface using the selection list  
button to the right of the Type field.  
5. Enter the name of the interface in the Name field. The  
default is Ethernet0.  
6. Choose OK.  
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Configuration Files and Interfaces  
Duplicating an Interface  
Use Duplicate on the Custom window’s Interface menu to  
create copies of an interface that differ only slightly. For  
example, use Duplicate for the same IP, subnet, and port where  
each interface has its own telephone number.  
Procedure  
1. Choose Settings from the Network menu. The Custom  
window appears, as shown in Figure 3-1.  
2. Select the interface from the bottom of the Custom  
window.  
3. Choose Interface from the Custom window menu bar.  
4. Choose Duplicate from the Interface menu. The  
Interface Name dialog box appears, as shown in  
Figure 3-3.  
Figure 3-3. Interface Name Dialog Box  
5. Enter a unique name for the interface in the Name  
field.  
6. Choose OK.  
3-4  
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Configuration Files and Interfaces  
Deleting an Interface  
Use Delete on the Custom window’s Interface menu to delete an  
interface.  
Procedure  
1. Choose Settings from the Network menu. The Custom  
window appears, as shown in Figure 3-1.  
2. Select the interface from the bottom of the Custom  
window.  
3. Choose Interface from the Custom window menu bar.  
4. Choose Delete from the Interface menu. The Delete  
Interface dialog box appears, as shown in Figure 3-4.  
Figure 3-4. Delete Interface Dialog Box  
5. Choose Yes. This closes the dialog box.  
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Configuration Files and Interfaces  
Automatically Connecting  
Interfaces  
Use Interface on the Network Configuration main menu to set  
up serial interfaces to automatically connect at system startup.  
Also use this command to remove interfaces from the automatic  
connection list.  
NOTE:  
You must configure the devices and the COMSPHERE  
6700 Series NMS interfaces before you can use this  
procedure to automatically connect those interfaces. Also,  
the COMSPHERE 6700 NMS must be running.  
To set up automatically connecting interfaces, choose Interface  
from the Network pull-down menu. The Auto Connect Interfaces  
dialog box appears, as shown in Figure 3-5.  
Figure 3-5. Auto Connect Interfaces Dialog Box  
3-6  
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Configuration Files and Interfaces  
This dialog box shows all available interfaces not set up for  
automatic connection in the left list box, and all interfaces  
previously set up for automatic connection in the right list box.  
To add an interface to the auto connect list, highlight the desired  
interface in the Available Interfaces list box, then select Add.  
To remove an interface from the auto connect list, highlight the  
desired interface in the Connected Interfaces list box, then  
select Remove.  
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4
This chapter provides procedures for SNMP-specific settings.  
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SNMP Settings  
Configuring SNMP Community  
Names  
Use Community Names... on the SNMP menu to configure  
SNMP community names for use by the COMSPHERE  
6700 Series SNMP Proxy Agent.  
Uses  
The SNMP Proxy Agent uses these names to:  
Determine which SNMP messages to process  
Determine how to identify itself when issuing SNMP Trap  
messages to an SNMP Manager  
Provide a limited security function, when used in  
conjunction with the Authorized Managers table  
The NMS Read and Write Community names control access to  
the 6700 Series NMS MIB. The Base Read and Write  
Community names control access to the 6700 Series Device  
MIB.  
4-2  
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SNMP Settings  
Procedure  
1. Choose Community Names... from the SNMP menu.  
The Community Names dialog box appears, as shown  
in Figure 4-1.  
Figure 4-1. Community Names Dialog Box  
2. Make the required entries. Table 4-1 describes the  
fields in the Community Names dialog box.  
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SNMP Settings  
Table 4-1. Community Names Dialog Box Fields  
Character  
Field  
Default  
Description  
Length  
NMS Read  
Community  
0–32  
public  
Name for issuing ‘‘Read”  
(GET) commands for  
NMS. A null entry causes  
the agent to accept any  
community name.  
NMS Write  
Community  
0–32  
0–16  
public  
Name for issuing ‘‘Write”  
(SET) commands for  
NMS. A null entry causes  
the agent to accept any  
community name.  
Base Read  
(Blank)  
Name for issuing ‘‘Read”  
(GET) commands for  
NMS devices. The  
device name (within  
6700 Series NMS) is  
appended to this name to  
form the specific device  
read community name.  
Base Write  
0–16  
(Blank)  
Name for issuing ‘‘Write”  
(SET) commands for  
NMS devices. The  
device name (within  
6700 Series NMS) is  
appended to this name to  
form the specific device  
write community name.  
3. Choose OK. The Main Menu appears.  
4-4  
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SNMP Settings  
Configuring Authorized SNMP  
Managers  
Use Authorized Managers... in conjunction with Community  
Names... to determine which SNMP messages to process.  
Adding Authorized Manager  
Information  
Procedure  
1. Choose Authorized Managers... from the SNMP  
menu. The Authorized Managers dialog box appears,  
as shown in Figure 4-2.  
Figure 4-2. Authorized Managers Dialog Box  
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SNMP Settings  
2. Make the required entries. Table 4-2 describes the  
fields on the Authorized Managers dialog box.  
Table 4-2. Authorized Managers Dialog Box Fields  
Character  
Field  
Description  
Length  
1–15  
Name  
SNMP manager’s name  
IP Address  
SNMP manager’s Internet Protocol  
address  
MIB Access  
SNMP manager’s access to MIBs  
Enable TRAPS  
Enable trap forwarding to the SNMP  
manager  
Location  
Contact 1  
Contact 2  
0–40  
0–40  
0–40  
SNMP manager’s location  
Contact person’s name  
Contact person’s name  
3. Choose Add. The name of the new authorized  
manager appears in the Authorized Managers list box.  
4. Repeat Steps 2 and 3 for each authorized manager  
you need to add.  
5. Choose Close to return to the Main Menu.  
4-6  
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SNMP Settings  
Modifying or Deleting Authorized  
Manager Information  
Procedure  
1. Choose Authorized Managers... from the SNMP  
menu. The Authorized Managers dialog box appears,  
as shown in Figure 4-2.  
2. Choose the name of the authorized manager you wish  
to modify or delete in the Authorized Managers list  
box. The settings for that manager appear in the fields  
of the dialog box.  
3. Press <TAB> to move to the fields you need to change  
and make changes as appropriate. The field  
descriptions are listed in the Adding Authorized  
Manager Information procedure.  
4. Choose Modify or Delete, as appropriate.  
5. Repeat Steps 2–4 for each manager you need to  
modify or delete.  
6. Choose Close to return to the Main Menu.  
NOTE:  
To change the IP address of a manager, you must  
delete and then add.  
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5
This chapter provides procedures for required interface-specific  
settings. Refer to the NEWT TCP/IP for Windows Installation  
and User’s Guide for details about other configuration options.  
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Custom Network Interface Settings  
Viewing Network Settings  
Use Settings... on the Network menu to view or customize your  
communications environment. Choosing Settings... accesses  
the Custom window, shown in Figure 5-1.  
Figure 5-1. Custom Window  
Table 5-1 describes the fields on the Custom window.  
Table 5-1. Custom Window Fields (1 of 2)  
Interface  
The name of the interface.  
Physical Address  
IP Address  
The physical address of the workstation.  
Internet Protocol address (home address) for the  
workstation.  
Subnet Mask  
Subnet mask bits. Used to partition IP addresses  
into network and host portions.  
Host Name  
Domain Name  
Name  
Not required.  
Not required.  
Name of the interface.  
Ethernet, Token Ring, FDDI, SLIP, or PPP  
Type  
5-2  
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Custom Network Interface Settings  
Table 5-1. Custom Window Fields (2 of 2)  
IP  
Internet Protocol address (home address) for the  
workstation.  
Domain  
Not required.  
Configuring LAN Hardware  
Parameters  
Use Hardware... to select and configure the following  
hardware-related parameters for Ethernet, Token Ring, or FDDI  
networks:  
Vendor  
Board Type  
Procedure  
1. Choose Settings... from the Network menu. The  
Custom window appears, as shown in Figure 5-1.  
2. Choose Setup from the Custom window menu bar.  
3. Choose Hardware... from the Setup menu. The  
Hardware dialog box appears, as shown in Figure 5-2.  
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Custom Network Interface Settings  
Figure 5-2. Hardware Dialog Box  
4. Use the drop-down list boxes to select and configure  
the hardware parameters as needed. Table 5-2  
describes the fields in the Hardware dialog box.  
5. Choose OK.  
Table 5-2. Hardware Dialog Box Fields  
Field  
Description  
Vendor  
Supplier of the LAN card.  
Board Type  
Model. Defaults to one of chosen vendor’s cards.  
NOTE:  
If the network driver is not installed in the C:\PCNMS.EXE  
directory, you are prompted to enter the directory where  
the driver resides.  
5-4  
Issue 1 September 1994  
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Custom Network Interface Settings  
Selecting the IP Address of a  
Workstation  
Use IP Address... to select the Internet Protocol (home)  
address of a workstation.  
Procedure  
1. Choose Settings... from the Network menu. The  
Custom window appears, as shown in Figure 5-1.  
2. Choose Setup from the Custom window menu bar.  
3. Choose IP Address... from the Setup menu. The  
Internet Address dialog box appears, as shown in  
Figure 5-3.  
Figure 5-3. Internet Address Dialog Box  
4. Enter the IP address. Click on the radial button to reset  
the fields to zero.  
5. Choose OK.  
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Custom Network Interface Settings  
Setting the Number of Subnet  
Mask Bits  
Use Subnet Mask... to specify the number of subnet mask bits.  
These bits are used to partition IP addresses into a network and  
host portion, if needed.  
Procedure  
1. Choose Settings... from the Network menu. The  
Custom window appears, as shown in Figure 5-1.  
2. Choose Setup from the Custom window menu bar.  
3. Choose Subnet Mask... from the Setup menu. The  
Subnet Mask dialog box appears, as shown in  
Figure 5-4.  
Figure 5-4. Subnet Mask Dialog Box  
4. Click and drag the Subnet Mask slide bar to the correct  
location, or type the number of subnet mask bits.  
5. Choose OK.  
5-6  
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Custom Network Interface Settings  
Choosing Port Settings  
Use Port... to specify communications port settings for SLIP,  
CSLIP, or PPP interfaces.  
!
CAUTION:  
Perform changes to port settings other than baud rate and  
connector settings with caution. Hardware flow control is the  
default setting due to binary communication requirements.  
Procedure  
1. Choose Settings... from the Network menu. The  
Custom window appears, as shown in Figure 5-1.  
2. Choose Setup from the Custom window menu bar.  
3. Choose Port... from the Setup menu. The Port  
Settings dialog box appears, as shown in Figure 5-5.  
Table 5-3 describes the fields on the Port Settings  
dialog box.  
Figure 5-5. Port Settings Dialog Box  
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Custom Network Interface Settings  
NOTE:  
SLIP, CSLIP, and PPP are 8 bit protocols and must have  
the following settings: 8 Data Bits, 1 Stop Bit, and None  
Parity.  
4. Change the port settings, as needed.  
5. Choose OK.  
Table 5-3. Port Settings Dialog Box Fields  
Field  
Description  
Baud Rate  
Data Bits  
Stop Bits  
Transfer data rate.  
Number of data bits per byte.  
Number of stop bits.  
Parity  
Parity.  
Flow Control  
Connector  
Parity Check  
Carrier Detect  
Flow control for data transmission.  
Communications port to use.  
Enables indication of byte where parity error exists.  
Indicates modem signal should be used.  
5-8  
Issue 1 September 1994  
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Custom Network Interface Settings  
Choosing Modem Settings  
Use Modem... to specify modem interaction commands and  
modes for SLIP interfaces.  
Procedure  
1. Choose Settings... from the Network menu. The  
Custom window appears, as shown in Figure 5-1.  
2. Choose Setup from the Custom window menu bar.  
3. Choose Modem... from the Setup menu. The Modem  
Settings dialog box appears, as shown in Figure 5-6.  
Table 5-4 describes the fields on the Modem Settings  
dialog box.  
Figure 5-6. Modem Settings Dialog Box  
4. Select the appropriate modem from those listed under  
Modem Defaults. The Network Configuration feature  
then uses default commands based on your choice.  
If your modem is not listed, select Hayes which works  
across almost all modem types. Select None to  
indicate a direct null-modem connection, which does  
not require any dial.  
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Custom Network Interface Settings  
NOTE:  
If your modem requires special settings, refer to Table 5-4  
and the manual provided by your modem vendor.  
5. Choose OK.  
Table 5-4. Modem Settings Dialog Box Fields  
Field  
Description  
Dial  
Dial commands (prefix and suffix).  
Hangup commands (prefix and suffix).  
Binary transmission commands (prefix and suffix).  
Binary receive commands (prefix and suffix).  
Answer on number of rings.  
Set originate state.  
Hangup  
Binary TX  
Binary RX  
Answer  
Originate  
Initialize  
Exit  
Set initial state.  
Exit AT command set.  
Modem Defaults  
Set all fields to selected default (none, Hayes  
compatible, Telebit, or MultiTech).  
5-10  
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Custom Network Interface Settings  
Specifying Dial Settings  
Use Dial... to specify dial parameters for SLIP interfaces.  
Procedure  
1. Choose Settings... from the Network menu. The  
Custom window appears, as shown in Figure 5-1.  
2. Choose Setup from the Custom window menu bar.  
3. Choose Dial... from the Setup menu. The Dial Settings  
dialog box appears, as shown in Figure 5-7.  
Table 5-5 describes the fields on the Dial Settings  
dialog box.  
Figure 5-7. Dial Settings Dialog Box  
4. Enter the appropriate dial settings.  
NOTE:  
Leave the Dial field blank to indicate Answer mode when  
connected.  
5. Choose OK.  
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Custom Network Interface Settings  
Table 5-5. Dial Settings Dialog Box Fields  
Field  
Description  
Dial  
Telephone number to use when  
dialing.  
Timeout If Not Connected In  
Number of seconds to wait for  
connection before timing out.  
Redial After Timing Out  
Redial After Carrier Is Lost  
Signal When Connected  
Open Log When Connecting  
Redial after a timeout occurs.  
Redial after the carrier is lost.  
Signal when connected.  
Open a log when connecting.  
Designating the Default  
Gateway  
Use Default Gateway... to specify which gateway (router)  
should receive communication destined for addresses in an  
unknown subnet. Refer to the NEWT TCP/IP for Windows  
Installation and User’s Guide.  
5-12  
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A
address mask  
A bit mask used to select bits from an IP address for subnet  
addressing. The mask is 32 bits long and selects the network  
portion of the IP address and one or more bits of the local  
portion.  
agent  
A software program housed within a managed network device,  
such as a host, gateway, or terminal server. An agent stores  
management data and responds to the manager’s data  
requests.  
ANSI  
The American National Standards Institute sets standards for  
the US computer industry. ANSI participates in defining network  
protocol standards.  
ARP  
Address Resolution Protocol. The TCP/IP protocol used to  
dynamically bind a high-level IP address to a low-level physical  
hardware address. ARP is only across a single physical network  
and is limited to networks that support hardware broadcast.  
ASCII  
The American Standard Code for Information Interchange,  
widely accepted code for representing alphanumeric information.  
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Glossary  
B
backup  
Backup is the process of preserving copies of files on a different  
drive, directory or media to protect against the destruction or  
loss of the original files in the event of hardware or system  
failure.  
baud  
A unit of signaling speed that is equal to the number of symbols  
per second. This is not necessarily the same as bits per second,  
although the terms are frequently interchanged.  
BOOTP  
The Bootstrap Protocol, described in RFCs 951 and 1084, is  
used for booting diskless nodes.  
buffer  
A temporary storage area for data during the transfer of that  
data between the computer and a peripheral, or between parts  
of a computer to prevent loss of information.  
C
client  
A client is a computer system that uses resources provided by  
another machine on the network.  
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Glossary  
D
daemon  
An agent program that runs continuously on a server system in a  
UNIX environment and provides resources to client systems on  
the network.  
dial-up  
A temporary, as opposed to dedicated, connection between  
machines established over a standard phone line.  
DLL  
Dynamic Link Library contrasts Terminate and Stay Resident  
(TSR). Windows automatically loads the applications into  
memory when required and unloads it when space is needed for  
other applications.  
default  
A value supplied by the system when a user does not specify a  
required command, parameter or qualifier.  
device name  
Identification of a physical device, for example LPT1 for a  
printer. Can also be a logical name equated to a physical device  
name.  
domain  
A named group of machines on the network. A domain name  
consists of a sequence of names (labels) separated by periods  
(dots).  
DNS  
Domain Name System. An online distributed database that  
maps machine names into IP addresses.  
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Glossary  
driver  
A software module that controls an input/output port or external  
device such as a keyboard or a monitor. TCP/IP uses a driver to  
control the network interface cards.  
DSU  
Data Service Unit. A device that replaces a modem on a digital  
data service line. The data service unit regenerates the digital  
signals for transmission over digital facilities.  
E
EIA  
Electronic Industries Association. This organization provides  
standards for the data communications industry to ensure  
uniformity of interface between DTEs and DCEs.  
Ethernet  
Ethernet is a type of network that supports high-speed  
communication among systems. It is a 10-Mb/s standard for  
LANs. All hosts are connected to a coaxial cable where they  
contend for network access using a Carrier Sence Multiple  
Access with Collision Detection (CSMA/CD) paradigm.  
Ethernet address  
An Ethernet address is a six-part hexadecimal number in which  
a colon separates each part (for example, 8:0:20:1:2f:0). This  
number identifies the Ethernet communications board installed  
in a PC and is used to identify the PC as a member of the  
network.  
export  
Export is the process that makes a file available so that other  
systems can access it.  
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Glossary  
F
file access  
File access allows users to work with a remote file as if the file is  
local.  
FTP  
File Transfer Protocol. A protocol that allows a user on one host  
to access, and transfer files to and from, another host over a  
network. The FTP application is used to provide file transfer  
services across a wide variety of systems through the use of the  
File Transfer Protocol (FTP). Usually implemented as application  
level programs, FTP uses the TELNET and TCP protocols. The  
server side requires a client to supply a login identifier and  
password before it will honor requests.  
file server  
A process running on a computer that provides access to files  
on that computer to programs running on remote machines.  
G
gateway  
A communications device/program that passes data between  
networks having similar functions but dissimilar implementations.  
group id  
A unique number associated with each group name on the  
server.  
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Glossary  
H
host  
Any end-user computer system that connects to a network.  
Hosts range in size from personal computers to  
supercomputers.  
host table  
An ASCII text file where each line is an entry consisting of one  
numeric address and one or more names associated with that  
address.  
I
ICMP  
Internet Control Message protocol. The ICMP delivers error and  
control messages from hosts to requesters. An ICMP test can  
determine whether a destination is reachable and responding.  
internet  
While an internet is a network, internet is usually used to refer to  
a collection of networks interconnected with routers.  
Internet  
The largest internet in the world. The Internet is a three level  
hierarchy composed of backbone networks, mid-level networks,  
and stub networks. This is a multiprotocol internet.  
internet address  
An internet protocol address that uniquely identifies a node on  
an internet. An Internet address uniquely identifies a node on the  
Internet.  
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Glossary  
IP  
Internet Protocol. The TCP/IP standard protocol that defines the  
IP as a unit of information passed across an Internet and  
provides the basis for packet delivery service. IP includes the  
ICMP control and error message protocol as an integral part.  
The entire protocol suite is often referred to as TCP/IP because  
TCP and IP are the two most fundamental protocols.  
IP address  
Internet protocol address. This is a 32-bit address assigned to  
host on a TCP/IP Internet. The IP address has a host  
component and a network component.  
L
LAN  
Local Area Network. A data network intended to serve an area  
of only a few square kilometers or less. Because the network is  
known to cover only a small area, optimizations can be made in  
the network signal protocols that permit data rates up to  
100 Mb/s.  
log in  
To perform a sequence of actions at a terminal that establishes a  
user’s communication with the operating system and sets up  
default characteristics for the user’s terminal session.  
log out  
To terminate interactive communication with the operating  
system, and end a terminal session.  
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Glossary  
M
manager  
A software program housed within a network management  
station. The manager has the ability to query agents, receive  
agent responses, and set specific variables using various SNMP  
commands.  
MIB  
Management Information Base. The set of variables a gateway  
running SNMP maintains. Standard, minimal MIBs have been  
defined, and vendors often have private enterprise MIBs. In  
theory, any SNMP manager can talk to any SNMP agent with a  
properly defined MIB. MIB-II refers to an extended management  
database that contains variables not shared by SNMP.  
N
NDIS  
Network Device Interface Specification. The NDIS specification  
is used for all communication with network adapters. The  
specification was developed by Microsoft and 3COM to provide  
a common programming interface for MAC drivers and transport  
drivers. NDIS works primarily with LAN manager and allows  
multiple protocol stacks to share a single network interface card.  
network address  
A unique number associated with a host that identifies it to other  
hosts during network transactions. This is the network portion of  
an IP address. For a class A network, the network address is the  
first byte of the IP address. For a class B network, the network  
address is the first two bytes of the IP address. For a class C  
network, the network address is the first three bytes of the IP  
address. In each case, the remainder is the host address. In the  
Internet, assigned network addresses are globally unique.  
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Glossary  
NEWT  
NEWT is a TCP/IP communication stack for Microsoft Windows.  
NEWT provides users a degree of network access previously  
only available to workstation and mainframe users.  
NFS  
Network File System. A protocol developed by SUN  
Microsystems that uses IP to allow a set of computers to access  
each other’s file systems as if they were local. Originally  
designed for UNIX systems, this protocol has been implemented  
on many other operating systems, including DOS and Windows.  
NIC  
Network Information Center. The NIC at SRI international in  
Menlo Park, California, assigns IP addresses and network  
numbers per request submitted by an organization. The number  
assigned is appropriate to the number of host devices on the  
network.  
P
PING  
The Packet Internet Groper is a program that is useful for testing  
and debugging networks. It sends an Echo packet to the  
specified host, and waits for a response. It reports success or  
failure and statistics about its operation.  
PPP  
The Point-to-Point Protocol, defined in RFC 1171, provides a  
method for transmitting packets over serial point-to-point links.  
prompt  
Word or words used by the system to assist a user’s response.  
Such messages generally ask the user to respond by typing  
some information in the following field.  
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Glossary  
protocol stack  
A layered set of protocols that work together to provide a set of  
network functions.  
R
RAM  
RAM is a Random Access Memory.  
RFC  
Request for comment. The RFC documents describe all aspects  
and issues associated with the Internet protocols.  
remote  
Files, devices, and users not attached to your local machine.  
remote host  
The computer receiving the network command.  
remote printer  
IN LPR/LPD, a printer with a special network card, or a PC or  
workstation.  
router  
A router has two or more network interfaces to different  
networks. The primary function of a router is to direct packets  
between these networks, delivering them to their final  
destination or to another router. When used with TCP/IP, the  
term refers to an IP gateway that routes data using IP  
destination addresses.  
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Glossary  
S
script  
A sequence of ASCII text lines stored in a file. You can create a  
script to automate various tasks.  
server  
A computer that provides services to a network.  
SLIP  
Serial Link Internet Protocol. Protocol for serial operation in an  
Internet network.  
SMI  
Structure of Management Information. SMI presents a prefix tree  
with defined object identifiers.  
SNMP  
Simple Network Management Protocol. A standard protocol  
used to monitor network activity on “agent” nodes from  
management stations, defined in STD 15, RFC 1157.  
stack  
A group of drives that work together to span the layers in the  
network protocol hierarchy.  
STD  
A subseries of RFCs that specify Internet standards. The official  
list of Internet standards is in STD 1.  
Structure of Management Information  
(SMI)  
The rules used to define the objects that can be accessed via a  
network management protocol. This protocol is defined in STD  
16, RFC 1155.  
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Glossary  
subnet  
A portion of a network, which may be a physically independent  
network segment, that shares a network address with other  
portions of the network and is distinguished by a subnet number.  
A subnet is to a network what a network is to an internet.  
subnet address  
The subnet portion of an IP address. In a subnetted network, the  
host portion of an IP address is split into a subnet portion and a  
host portion using an address (subnet) mask. This allows a site  
to use a single IP network address for multiple physical  
networks.  
subnet mask  
A subnet mask identifies the subnet field of a network address.  
The subnet mask is a 32-bit Internet address written in  
dotted-decimal notation with all the 1s in the network and subnet  
portions of the address.  
T
TCP  
Transmission Control Protocol. An Internet standard transport  
layer protocol defined in STD 7, RFC 793. It is  
connection-oriented and stream-oriented.  
TCP/IP  
Transmission Control Protocol/Internet Protocol. TCP allows a  
process on one machine to send data to a process on another  
machine using the IP protocol. TCP can be used as a full-duplex  
or one-way simplex connection.  
TFTP  
The Trivial File Transfer application is a standard TCP/IP  
protocol that allows simple file transfer to and from a remote  
system without directory or file listing. TFTP is used where FTP  
is not available.  
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Glossary  
token ring  
A type of ring-shaped network that supports high-speed  
communications between computers.  
U
user id  
A unique number, created by your system, associated with each  
user name on a server system.  
user name  
A character string, usually assigned by the system administrator  
that identifies a user on the system.  
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A
M
active server, 2-4  
administrative data, 2-5  
authorized managers  
adding, 4-5  
menu options, 1-4  
deleting, 4-7  
modifying, 4-7  
N
Network Configuration feature  
access procedure, 1-3  
description, 1-1  
Network Settings, view, 5-2  
C
community names, 4-2  
uses, 4-2  
S
server  
active, 2-4  
names, 2-2  
H
hardware parameters, LAN, 5-3  
settings  
dial, 5-11  
modem, 5-9  
port, 5-7  
SNMP, community names, 4-2  
subnet mask bits, 5-6  
I
installation, preparation, 1-1  
interfaces  
adding, 3-3  
automatically connecting, 3-6  
deleting, 3-5  
duplicating, 3-4  
IP addresses, 2-2, 5-5  
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