Tap the APS Testing icon to display the APS testing screens shown below. The test procedure is as follows;
-
Sensor:
Select the trigger that will initiate the APS measurement. The selections are AIS-V, AIS-L, AIS-P and TSE (bit errors)
-
Switch Time Limit:
Configurable in the range from 50ms to 200ms, typically 50ms according to ITU-T recommendations.
-
Gate Time
: Configurable in the range from 500ms to 4 seconds. Used to measure total service disruption when multiple
switches or micro interrupts occur.
-
Start
: Press to begin the test.
10.6.2 SONET Functions > APS Sequence
The associated K1/K2 sequence and received K1/K2 bytes may captured.
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