Exfo FTB-800 Series for FTB-1 Manual de usuario Pagina 438

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Test Functions
428 FTB-700G/800 Series
OH - SONET/SDH
For OC-192: Either the M1 byte located in the STS-1 #7, or the
combination of the M0 and M1 bytes indicates BIP violations (refer
to REI-L Computation Method on page 215).
For M1 Only computation method:
For M0 and M1 computation method:
Z2: Growth. Available with OC-3, OC-12, and OC-48 signal, this byte is
located in STS-1 #1 up to STS-1 #48 except for timeslots used by M0
and M1.
Undefined “--” for all other timeslots not covered by M0, M1, and Z2.
M1 Indicates
0000 0000 0 BIP violation
0000 0001 1 BIP violation
::
1111 1111 255 BIP violations
M0
Located in STS-1 #4
M1
Located in STS-1 #7
Indicates
0000 0000 0000 0000 0 BIP violation
0000 0000 0000 0001 1 BIP violation
:: :
0000 0110 0000 0000 1536 BIP violations
0000 0110 to
1111 1111
0000 0001 to
1111 1111
0 BIP violation
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