Multifunctional Interface Card Installation

This section introduces 1-port ISDN/BRI-U/DTU/IDSL multifunctional interface cardWIC-1DTU.

Information

Port specification

Multifunctional  interface card cable

Status LED

Jumper setting

 

Information

   

WIC-1B-DTU/BRI multifunctional interface card supports the following three kinds function mode

DTU modeapplicable to DDN, supports one 64/128Kbps data channel.

BRI-U modeapplicable to ISDN , supports two 64Kbps B channels and one 16Kbps D channel , use LAPD protocol to realize call/connect/disconnect.

IDSL modeapplicable to ISDN Digital Subscribe Line, supplies two independent 64Kbps data channels or one 128Kbps data channel (by Multilink PPP )to realize point to point transmit on ISDN.

    Note Multifunctional interface card (WIC-1DTU) can be installed in slot2 of 1750/2620 router and slot1 of 2621/2630/2650 router. More information refers to " Guide for 1750/2620/2621/2630/2650 Router Installation ".

 

Port specification

Port specification

Description

Interface

RJ11

Cable

4-core cable

Interface standard

ANSI T1.601

Port rate (bps)

64kbps x2/128kbps

 

Multifunctional interface card cable

Multifunctional interface card connects to Line terminal equipment by RJ11.

 RJ11 cable is showed in the following picture

RJ11

Pin

Signal

1

-

2

Tip

3

Ring

4

-

 

Status LED

Name

Description

T/R

When lights, indicates transmitting data

LINK

When lights, indicates line synchronization

 

Jumper setting

J03state

J02state

J01state

Mode

OFF

OFF

OFF

B-U  (Default)

OFF

OFF

ON

DTU

OFF

ON

OFF

IDSL