ADTRAN Network Router Express L15 User Manual

EXPRESS L1.5  
H D S L C A M P U S C O N N E C T I V I T Y  
The ADTRAN Express L1.5 is an HDSL bridge/router that connects LAN  
segments or provides remote access to a computer or network over two  
twisted pairs of copper. The ADTRAN Express L1.5 is designed to work  
back-to-back as a cost-effective LAN extension device.  
The Express L1.5 provides a cost-effective campus connectivity solution.  
When used in a leased copper setting, the Express L1.5 delivers 1.536 Mbps  
bi-directionally over two twisted pairs of copper. The Express L1.5 is also  
capable of transmitting at sub-rates ranging from 128 kbps to 1.536 Mbps.  
This solution can be used to extend a LAN or provide remote access to a  
single user or LAN segment. When used in the sub-rate mode, the Express  
L1.5 can be used with a single pair of twisted copper.  
P R O D U C T F E A T U R E S  
HDSL remote access at 1.5 Mbps  
RFC 1490 Frame Relay encapsula-  
tion for virtual dedicated access  
Six levels of security in the Express L1.5 provide a wide selection of secu-  
rity options. Network Address Translation (NAT) allows a single IP address  
to be downloaded through Dynamic Host Configuration Protocol (DHCP)  
to the Express L1.5. Up to ten users can have a private IP network address  
downloaded from the L1.5.  
IP and IPX routing  
Concurrent bridging  
Internet and central site LAN  
access via Frame Relay  
The Express L1.5 can route IP and IPX packets and bridge all other pro-  
tocols. Routing and bridging can be performed independently or concur-  
rently. The Express L1.5 can operate in the Frame Relay mode providing up  
to ten PVCs or in a PPP mode over the LAN.  
Campus connectivity  
Frame Relay or PPP mode  
Six levels of security  
Five LEDs provide constant feedback about the L1.5s operation. A  
unique slide switch on the rear panel eliminates the need for separate  
cables when connecting to a HUB or NIC card. Extensive logs are provided  
to monitor the operation of the Express L1.5.  
NIC/HUB switch eliminates  
need for cross-over cables  
Telnet, SNMP, and a serial EIA-232 port provide multiple methods of  
configuration and management.  
SNMP management  
Extensive logs provide opera-  
tional feedback  
PAP, CHAP, EAP, Radius,  
Caller-ID, password protection  
Five-year warranty  
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