EXFO FTB-8100 Series Transport Blazer for FTB-200 - Manual (Page 370)

Common Tabs
358 FTB-8100 Series Transport Blazer
TCM RX
³
OEI (Outgoing Error Indication): The OEI indicates errored blocks of
the outgoing VTn/VC-n (bit 6 of the N1 byte).
³
TC-IEC (Tandem Connection - Incoming Error Count): The TC-IEC
indicates the number of B3 parity violations detected at the TC Source
for STS-1 SPE/VC-3 and above (bits 1 to 4 of the N1 byte). Available for
HOP only.
Number of BIP-8 violations Bit 1 Bit 2 Bit 3 Bit 4
0 0 0 0 0
1 0 0 0 1
2 0 0 1 0
3 0 0 1 1
4 0 1 0 0
5 0 1 0 1
6 0 1 1 0
7 0 1 1 1
8 1 0 0 0
0 1 0 0 1
0 1 0 1 0
0 1 0 1 1
0 1 1 0 0
0 1 1 0 1
0 (IAIS) 1 1 1 0
0 1 1 1 1