3Com Router Module Guide
Chapter 4
4-58
Attribute
Description
Interface rate
1.544 Mbps
Supported service
DSS1 signaling
Generic VoIP features in 3Com Router Software
4.17.3 Panel and Interface LEDs
The following figure illustrates the ROUTER 1-PORT T1 VOICE FIC panel.
Figure 4-56
ROUTER 1-PORT T1 VOICE FIC panel
The following table describes the LEDs on the card panel.
Table 4-38
LEDs on the ROUTER 1-PORT T1 VOICE FIC panel
LED
Description
LINK
OFF means no link is present; ON means a link is present.
ACTIVE
OFF means no data is being transmitted or received on the interface and blinking
means data is being transmitted and/or received.
4.17.4 Interface Cable
The ROUTER 1-PORT T1 VOICE FIC uses T1VI cables, that is, 100-ohm balanced
STPs. At one end of the cable is a DB-15 connector for connecting the ROUTER
1-PORT T1 VOICE FIC, and at the other end is an RJ-45 connector for connecting a
voice device, as shown in the following figure:
Figure 4-57
T1VI cable