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Chapter 5
Connecting the Cables
Connecting E1 Cables via RJ-48 Connectors
Each E1 trunk consists of two pairs of tip and ring wires—one pair for transmit and one pair for receive.
A 4-wire cable terminated with RJ-48 connectors connects the trunks to the NSC back card. A cable
wiring diagram is provided in
To connect E1 cables to the 120-ohm RJ-48 connectors on the NSC back card, follow these steps.
Label each cable with identifying information suitable for tracking in the MGX 8260 configuration
Note
database.
Snap the first STP cable into a receptacle on an RJ-48 back card. (See
Step 1
Connect the other end of the RJ-48 cable to a patch panel or other compatible communication equipment.
Step 2
Repeat
Step 3
78-10966-02
Appendix A, "Cable and Connector Reference."
Step 1
and
Step 2
for other E1 lines.
Connecting E1 Cables via RJ-48 Connectors
Figure
5-5.)
Cisco MGX 8260 Hardware Installation Guide
5-7
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