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Error analysis – EXFO IQS-8100 Series Transport Blazer for IQS-600 User Manual

Page 190

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OTN Tabs

176

IQS-8100 Series Transport Blazer

ODU TCM RX

Error Analysis

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TCMi-BIP-8 (TCMi - Bit Interleave Parity-8): Indicates TCMi BIP-8
mismatch between the received value and locally computed value
(0 to 8).

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TCMi-BEI (TCMi - Backward Error Indication): Indicates that
interleaved-bit blocks in error are detected by the corresponding ODUk
tandem connection monitoring sink using the BIP-8 code.

ODU TCMi BEI

bits (1234)

BIP violations

ODU TCMi 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