4000 Router Series Interface Module Guide

128

Figure 133 FIC-2VT1 panel

Description for the LEDs on FIC-2VT1 panel is shown in the following table:

Table 185 Description for the LEDs on FIC-2VT1 panel

LED Descri

tion

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 the connection methods

For more information about T1 interface cables and the connection methods, see "T1 interface."

FIC-1VE1

Introduction

1-port E1 voice interface module (FIC-1VE1) can handle dense voice signals in VoIP system. It provides a

CE1/PRI/R2 port, allowing the access of 30 channels of voice signals.

Interface attributes

The interface attributes of FIC-1VE1 are shown in the following table.

Table 186 Interface attributes of FIC-1VE1

Attribute Descri

tion

Connector D15

Number of connectors 1

Operating mode

CE1

ISDN PRI

Interface rate 2.048 Mbps

Cable

• E1 120-ohm balanced twisted pair cable

• 75ohm-to-120ohm adapter

• Network interface connector