3160-A2-GB24-10 March 2001 8-1
8
Tes ti ng
Overview
The DSU/CSU can detect and report faults, and perform diagnostic tests. These
features ensure that your DSU/CSU is giving you optimum performance in your
network.
This chapter explains the functions of the test jacks, and shows how to use test
commands to perform the following:
Remote Loopback Tests
Local Loopback Tests
Test Patterns
Lamp Test
Displaying DSU/CSU Test Status