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Table of Contents
WIC−1DSU−T1 WAN Interface Card Cable Specifications..........................................................................1
Document ID: 46795................................................................................................................................1
Introduction..........................................................................................................................................................1
Prerequisites.........................................................................................................................................................1
Requirements..........................................................................................................................................1
Components Used...................................................................................................................................1
Conventions............................................................................................................................................1
WIC−1DSU−T1 WAN Interface Card................................................................................................................1
Cables...................................................................................................................................................................2
LEDs....................................................................................................................................................................2
Related Information.............................................................................................................................................3
Cisco − WIC−1DSU−T1 WAN Interface Card Cable Specifications
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WIC−1DSU−T1 WAN Interface Card Cable
Specifications
Document ID: 46795
Introduction
Prerequisites
Requirements
Components Used
Conventions
WIC−1DSU−T1 WAN Interface Card
Cables
LEDs
Related Information
Introduction
This document provides the cable specifications for the WIC−1DSU−T1 WAN interface card.
Prerequisites
Requirements
There are no specific requirements for this document.
Components Used
This document is not restricted to specific software and hardware versions.
The information in this document was created from the devices in a specific lab environment. All of the
devices used in this document started with a cleared (default) configuration. If your network is live, make sure
that you understand the potential impact of any command.
Conventions
For more information on document conventions, see the Cisco Technical Tips Conventions.
WIC−1DSU−T1 WAN Interface Card
The Cisco T1 DSU/CSU WAN interface card is an integrated, fully managed Data Service Unit/Channel
Service Unit (DSU/CSU) for T1 or fractional T1 service. It is supported on the Cisco 1600, 1720, 2600, and
Cisco − WIC−1DSU−T1 WAN Interface Card Cable Specifications
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3600 Series Routers, and it provides a cost−effective router−DSU/CSU combination with the following
features:
T1 or fractional T1 network interface•
N X 64 kbps or N X 56 kbps non−channelized data rates (N = 1 to 24)•
Standards−based, including ANSI T1.403 and AT&T Publication 62411•
Cables
This card requires an RJ−45 to RJ−45 straight−through cable (provided by customer).
The following table provides the pinouts for T1/E1 trunk and digital voice ports (RJ−48).
Pin
1
Signal
1
RX (input)
2
RX (input)
3
−−
4
TX (output)
5
TX (output)
6
−−
7
−−
8
−−
1
Any pin not referenced on a connector is not connected.
LEDs
The table below provides the specifications for the T1/FT1 LEDs and the loopback button.
LED
Feature
Color Description
LP
Yellow Line or loopback state is detected or is
manually set by the user.
Off
Normal operation
AL
Red
No receive signal
Yellow
Remote station has an alarm condition.
Blue
The remote station is probably out of
service. If the remote station is an
IOS−based router, its interface may be shut
down.
Off
Normal operation
CD Green The internal DSU/CSU in the WAN
interface card is communicating with
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another DSU/CSU. This LED is on during
normal operation.
Loopback
button
−−
Push this button to put the WAN interface
card into loopback mode. The service
provider can send a signal to test the
connection from your site to the central
office switch.
Push this button again to turn loopback
mode off.
Related Information
Technical Support − Cisco Systems•
All contents are Copyright © 1992−2005 Cisco Systems, Inc. All rights reserved. Important Notices and Privacy Statement.
Updated: Jun 26, 2005 Document ID: 46795
Cisco − WIC−1DSU−T1 WAN Interface Card Cable Specifications
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