119
Table 192 LED description
LINK/ACT
• On means carrier signal has been received.
• Flashing means data is being received or/and transmitted.
• Off means no carrier signal has been received.
LP/AL
• On means the interface is in a loopback.
• Flashing means an AIS, LFA, or RAI alarm signal is present.
• Off means no loopback or alarm is present.
Note:
AIS = Alarm indication signal; LFA = loss of frame alignment; RAI = Remote alarm indication
Interface cables and connection methods
For more information about E1 interface cables, see "E1 interface."
FIC-8E1
Introduction
The 8-port channelized E1/PRI interface module (FIC-8E1) transmits, receives, and processes eight
channels of E1 data traffic. In addition, you can use the module for other purposes, such as CE1
access and the ISDN PRI function.
a FIC-8E1 module, the system automatically creates a serial interface fo
r each timeslot bundle
formed on a controller E1 interface.
Interface specifications
Table 193 Interface specifications
Connector D68
Number of connectors 1
Interface standard G.703
Interface rate 2.048 Mbps
Cable type 75-ohm 8E1 conversion cable
Operating mode
• E1, CE1, ISDN PRI
Supported service
• Backup
• Terminal access service
• ISDN PRI