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APX 8000/MAX TNT/DSLTNT Physical Interface Configuration Guide
13
Configuring Unchannelized DS3 Cards
(MAX TNT, DSLTNT)
Introduction to unchannelized DS3
The unchannelized DS3 slot card (UDS3), supported on the MAX TNT and the DSLTNT, is a
44.736Mbps communications circuit that can be used to concentrate incoming traffic on the
unit and direct it to a Frame Relay switch. Figure 9-1 shows an example of an unchannelized
DS3 slot card application.
Figure 13-1. Example of unchannelized DS3 slot card application
Supported features
The unchannelized DS3 slot card (UDS3) provides support for the following:
• One Frame Relay link per line, possibly containing multiple DLCIs
• IP and IPX routing
• Layer 2 frame relay switching
• The DS3 MIB (RFC 1407)
Introduction to unchannelized DS3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-1
Supported features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-1
Overview of unchannelized DS3 configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-2
Using the UDS3 profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-2
Configuring the UDS3 physical link . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-2
UDS3 line
DSLPipe
Frame Relay
switch