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EXFO FTB/IQS-85100G Packet Blazer for FTB-500/IQS-600 User Manual

Page 204

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Test Results

194

FTB/IQS-85100G

Alarms/Errors

LOF (Loss of Frame)

RX: OOF is present for at least 3 ms.

TX: Generates error in all FAS bits continuously.

LOM (Loss Of Multiframe)

RX: OOM is present for at least 3 ms

TX: Generates error in MFAS bits continuously.

OOF (Out-Of-Frame)

RX: FAS (bytes 3, 4, and 5) are in error for at least 5 consecutive OTU
frames.

TX: Generates error in all FAS bits for 5 consecutive OTU frames.

OOM (Out-Of-Multiframe)

RX: MFAS are in error for at least 5 consecutive OTU frames.

TX: Generates error in multiframe number for 5 consecutive OTU
frames.

TIM (Trace Identifier Mismatch)

RX: Expected SM SAPI and/or SM DAPI do not match the received SM
SAPI and/or DAPI for at least 3 consecutive TTI. This alarm is only
available when the Enable TIM SAPI OTU-TIM and/or DAPI OTU-TIM
check boxes are selected from page 163.