4000 Router Series Interface Module Guide

101

Figure 107 75-ohm FIC-IMA-4E1 panel

Figure 108 75-ohm FIC-IMA-8E1 panel

The following table describes the LEDs on the FIC-IMA-4E1/FIC-IMA-8E1 panel:

Table 146 LEDs on the FIC-IMA-4E1/FIC-IMA-8E1 panel

LED Descri

tion

LINK

• OFF means no link is present;

• ON means a link is present.

ACT

• OFF means no data is being transmitted or received;

• Flashing means data is being received or transmitted.

Interface cables and the connection methods

For more information about E1 interface cables, see "E1 interface."

FIC-IMA-8T1

Introduction

8-port T1 ATM inverse multiplexing interface module (FIC-IMA-8T1) provides four/eight T1 interfaces that

support the IMA technology. Their network application is similar to that of the FIC-IMA-8E1 module.

Interface attributes

The following table describes the interface attributes of the FIC-IMA-8T1:

Table 147 Interface attributes of the FIC-IMA-8T1

Attribute Descri

tion

Connector D68

Number of connectors 1

Interface standard ITU-G.703, ITU-G.704

Cable type 8T1 conversion cable (100-ohm straight-through shielded)

Max transmission

distance

150 m (492.1 ft)

Operating mode ATM T1 independent link/IMA bundle mode