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Maintenance
4-33160-A2-GB22-10 December 1996
Test Commands
The
test commands enable you to run loopbacks and
test patterns on the DSU/CSU, and to test the front panel
LEDs. These tests can help you isolate areas of trouble in
case you are having problems with your 316x DSU/CSU.
Access all T
est commands from the Test branch of the
front panel menu tree (see Figure 4-1).
Figure 4-1. Test Branch
Differences
Using the Async T
erminal:
For the async
terminal interface, the Test branch differs from the front
panel Test branch in both or
ganization and selection. The
async terminal’s full-screen display or
ganizes the test
selections into tests run on the T1 interface and tests run
on ports, as shown in Figure 4-2.
Figure 4-2. Test Branch for Async Terminal