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EXFO FTB/IQS-85100G Packet Blazer for FTB-500/IQS-600 User Manual

Page 197

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Test Results

Packet Blazer

187

Alarms/Errors

Errors

BIP-8 (Bit Interleave Parity-8)

RX: There is a PM BIP-8 mismatch between the received value and
locally computed value (0 to 8).

BEI (Backward Error Indication)

RX: Interleaved block in error detected by the corresponding ODU path
monitoring sink using the BIP-8 code.

ODU BEI bits

(1234)

BIP violations

ODU BEI bits

(1234)

BIP violations

0000

0

0101

5

0001

1

0110

6

0010

2

0111

7

0011

3

1000

8

0100

4

1001 to 1111

0