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DSU/CSU WAN Interface Cards
Cables
Use a straight-through RJ-48S-to-RJ-48S cable (not included) to connect a 56/64-kbps DSU/CSU WIC
to a network.
Connecting the 56/64-kbps DSU/CSU WIC to a Network
To connect a 56/64-kbps DSU/CSU WIC to a network, follow these steps:
Step 1
Confirm that the router is turned off.
Step 2
Connect one end of the straight-through RJ-48S-to-RJ-48S cable to the RJ-48S port on the 56/64-kbps
DSU/CSU WIC.
Step 3
Connect the other end of the cable to the 56/64-kbps services wall jack, as shown in
Figure 57
Turn on power to the router.
Step 4
Step 5
Check that the CD LED comes on, which indicates that the internal DSU/CSU is communicating with
the DSU/CSU at the 56/64-kbps service provider's central office.
T1/FT1 DSU/CSU WAN Interface Card
This section describes how to connect T1/fractionalized T1 (FT1) DSU/CSU WICs to the network and
contains the following sections:
•
•
•
•
•
Connecting the 56/64-kbps DSU/CSU WIC to a 56/64-kbps Services Wall Jack
Switched 56/64-kbps port
(RJ-48S)
DSU
56K
SEE MANU AL BEFOR E INSTA LLATIO
N
Straight-through
RJ-48S-to-RJ-48S cable
T1/FT1 DSU/CSU WICs Overview
T1/FT1 DSU/CSU WIC LEDs and Loopback Button
Enabling Wetting Current on T1/FT1 DSU/CSU WICs
Prerequisites for Connecting a T1/FT1 DSU/CSU WIC to a Network
Connecting a T1/FT1 DSU/CSU WIC to a Network
RJ-48S jack
T1/FT1 DSU/CSU WAN Interface Card
Figure
57.
OL-12845-01
3
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