
Testing MCE1 and MCT1 Interfaces
114078 Rev. A C-7
Running Port Tests
When you have set the MCE1 or MCT1 test parameters, you can test the line:
1. Start at the MCE1 (Figure C-3) or MCT1 (Figure C-2) Port Actions
window.
2. Click on the appropriate Send Command.
Refer to
Table C-1 for a list of the commands and their functions.
3. Click on Apply.
4. Repeat Steps 2 and 3 for each test you want to run.
5. Click on Done.
The MCE1 or MCT1 Port Parameters window appears.
Caution: Initiating line tests on all but QMCT1 modules affects all logical
lines associated with that port for the duration of the testing.
Caution: Wait until the Port Actions window updates before selecting another
action.
Table C-1. Send Commands for BERT Mode
Send Command Function
Reset BERT Counters Resets all counters to 0
Insert 1 Error Inserts a single (non-repeating) error
into the bit stream
Insert 1 Error/1K Inserts a deliberate error into every
thousandth position in the bit stream
Insert 1 Error/1M Inserts a deliberate error into every
millionth position in the bit stream
Disable Insert Error Stops the insertion of deliberate
errors into the bit stream
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