3Com Router Module Guide
Chapter 2 Smart Interface Cards
2-10
Figure 2-10
ROUTER 2-PORT ISDN-U SIC
2.3.3 Interface Attributes
The interface attributes of ROUTER 2-PORT ISDN-S/T SIC
and
ROUTER 2-PORT
ISDN-U SIC are given in the following table:
Table 2-7
Interface attributes of ROUTER 2-PORT ISDN-S/T SIC and ROUTER 2-PORT ISDN-U SIC
Attribute Description
Connector type
RJ-45 (ROUTER 2-PORT ISDN-S/T SIC)
RJ-45 (ROUTER 2-PORT ISDN-U SIC, compatible with RJ11)
Number of connectors
1
2
Cable type
Telephone cable with ferrite core
Protocol standard
ITU-T I.430, Q.921, Q.931 Recommendations
Operating mode
ISDN dial-up mode
ISDN leased line mode
Supported service
ISDN
ISDN complementary services
Multi-user number
Sub-address
Backup
2.3.4 Interface LEDs
ROUTER 2-PORT ISDN-S/T SIC
and
ROUTER 2-PORT ISDN-U SIC panels are
shown in the following figures: