3Com MSR 50 Network Router User Manual


 
202 CHAPTER 4: FLEXIBLE INTERFACE CARDS
FIC-2VT1
Introduction 2-port T1 voice interface module (FIC-2VT1) can handle dense voice signals in VoIP
system. It provides two CE1/PRI ports, allowing the access of 48 channels of voice
signals.
n
VCPM is provided to users together with FIC-2VT1. Users can select VPM
module as needed.
VPM module is installed on the main board of FIC-2VT1.
Interface Attributes The interface attributes of FIC-2VT1 are given in the following table.
Interface LEDs FIC-2VT1 panel is shown in the following figure:
Figure 248 FIC-2VT1 panel
Description of the LEDs on FIC-2VT1 panel is given in the following table:
Table 147 Interface attributes of FIC-2VT1
Attribute Description
Connector RJ45
Number of connector 2
Interface standard G.703/T1.102
G.704
AT&T TR 54016
AT&T TR 62411
ANSI T1.403
Interface rate 1.544 Mbps
Cable type T1 cable (100-ohm standard shielded
cable)
Operation mode CT1
ISDN PRI
Services Backup
Terminal access
ISDN