EXFO FTB-8510B Guia Del Usuario página 974

SDH Tabs
Multiplex Section RX (SDH)
For STM-64: The MS-REI error is declared when either the M1 byte
located in the timeslot #7 (STM-1 channel 3) indicates that one or
more BIP violations have been detected, or the combination of the M0
and M1 bytes indicates that one or more BIP violations have been
detected. Refer to OC-192/STM-64 REI-L/MS-REI on page 542 for MS-REI
computation method.
channel 2 (timeslot #4)
324
M1
0000 0000
0000 0001
0000 0010
:
1111 1111
M0
Located in STM-1
0000 0000
0000 0000
0000 0000
:
0000 0110
0000 0110
:
1111 1111
M1
Located in STM-1
channel 3 (timeslot #7)
0000 0000
0000 0001
0000 0010
:
0000 0000
0000 0001
1111 1111
Indicates
0 BIP violation
1 BIP violation
2 BIP violations
:
255 BIP violations
Indicates
0 BIP violation
1 BIP violation
2 BIP violations
1536 BIP violations
0 BIP violation
:
0 BIP violation
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