3Com Router 5000 and Router 6000 v2.41
Module Guide
Chapter 3
Multifunctional Interface Modules (Router 5000)
3-8
Figure 3-11 Router E1Voice Module
3.2.3 Interface Attributes
The interface attributes of Router E1 Voice Module are given in the following table.
Table 3-4 Interface attributes of Router E1 Voice Module
Attribute Description
Connector DB15
Number of connectors 1
Operating mode
1) E1
2) CE1
3) ISDN PRI
Interface rate 2.048Mbps
Cable
E1 120-ohm balanced twisted pair cable
75ohm-to-120ohm adapter
Network interface connector
Services supported
1) R2 signaling
2) DSS1 signaling
3) IP Fax
4) General VoIP features in 3COM Router SOFTWARE
3.2.4 Interface LEDs
Router E1 Voice Module panel is shown in the following figure: