3Com Router Module Guide
Chapter 4
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4.16 ROUTER 1-PORT E1 VOICE FIC
4.16.1 Introduction
ROUTER 1-PORT E1 VOICE FIC, the 1-port E1 voice interface card, is intended for
handling dense voice signals in a VoIP system. It delivers the VoIP function on E1
lines.
The ROUTER 1-PORT E1 VOICE FIC comprises one motherboard and one daughter
card, providing one CE1/PRI interface for handling 30 channels of voice signals.
4.16.2 Interface Attributes
The following table describes the ROUTER 1-PORT E1 VOICE FIC interface
attributes.
Table 4-35
Interface attributes of the ROUTER 1-PORT E1 VOICE FIC
Attribute
Description
Connector
DB-15
Number of connectors
1
Operating mode
E1
CE1
ISDN PRI
Interface rate
2.048Mbps
Cable
E1 120-ohm balanced twisted-pair cable
75-to-120-ohm adapter (with BNC connectors)
Network connector
Supported service
R2 signaling
DSS1 signaling
IP Fax
Generic VoIP features in 3Com Router Software
4.16.3 Panel and Interface LEDs
The following figure illustrates the ROUTER 1-PORT E1 VOICE FIC panel.