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5.4 Bit Error Testing (BERT)
Run the BERT application to check the integrity of an E1 circuit. It can be run with a loopback or end to end with another
test set. The indicators at the top display the current and historical state of SIGNAL/FRAME/ALARM/ERROR/PSYNC
events. The test results are reported as errors or error rates. Any events, including Alarms and G.821 metrics, are also
reported.
Before you start transmitting with the button, you can easily select a test pattern. In the example below, a test
pattern of 2e15-1 is selected with no inversion.
fault BERT test pattern is 2
be selected from the list by scrolling left or right. Choices
include OFF, 63, 511, 2047, 2-15-1, 2-21-1, 2-23-1, QRSS,
All 0’s, All 1’s, 1:3, 1:7, 1:15, 1:31. The pattern can also be
configured in Setup.
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