EXFO FTB/IQS-85100G Packet Blazer for FTB-500/IQS-600 - Manual (Page 211)

Test Results
Packet Blazer 201
Alarms/Errors

PLM-P (Payload Label Mismatch - Path) - SONET
HP-PLM (HP - Payload Label Mismatch) - SDH
RX: Five consecutive frames have mismatched STS/VC signal labels
(C2 byte). Only available when PLM-P/UNEQ-P / HP-PLM/HP-UNEQ is
enabled (refer to Labels on page 96).

PDI-P (Payload Defect Indication - Path) - SONET
RX: The C2 byte contains the hexadecimal FC code.
TX: Iinserts the hexadecimal FC code in the C2 byte.

RDI-P (Remote Defect Indication - Path) - SONET
HP-RDI (High Order Path - Remote Defect Indication) - SDH
RX: Bits 5, 6, and 7 of the G1 byte contain the “100” or “111” pattern in
five consecutive frames.
TX: Generates a “100” pattern for bits 5, 6 and 7 of the G1 byte.

ERDI-PCD (Enhanced RDI - Path Connectivity Defect) - SONET
ERDI-CD (Enhanced RDI - Path Connectivity Defect) - SDH
RX: Bits 5, 6 and 7 of the G1 byte contain the “110” pattern in five
consecutive frames.
TX: Generates a “110” pattern for bits 5, 6 and 7 of the G1 byte.

ERDI-PPD (Enhanced RDI - Path Payload Defect) - SONET
ERDI-PD (Enhanced RDI - Payload Defect) - SDH
RX: Bits 5, 6 and 7 of the G1 byte contain the “010” pattern in five
consecutive frames.
TX: Generates a “010” pattern for bits 5, 6 and 7 of the G1 byte.