EXFO FTB/IQS-88000 Series Power Blazer for FTB-2/2Pro/500/IQS-600 - Manual (Page 442)

Test Functions
430 FTB/IQS-88000 Series
FDL - Performance Report Message
Received Messages

Event Counts lists received PRM bit event counts.See PRM Bit Events
below.

Report Content lists received performance information. See
Performance Information below.

Circuit indicates the selected circuit type: CI to Network or
Network to CI.

Valid Event Count indicates the number of valid PRM messages
received.

Link Activity, see page 427 for more information.

PRM Bit Events table, available when the Event Counts button is
selected, reports the count of the detected valid PRM bit events.
G1: CRC = 1
G2: 1 < CRC

5
G3: 5 < CRC

10
G4: 10 < CRC

100
G5: 100 < CRC

319
G6: CRC

320
SE: Severely errored framing

1
FE: Frame sync. bit error

1
LV: Line Code Violation

1
LB: Payload loopback activated
SL: Slip

1