Mac layer, Bad frames, Mac layer -102 – Finisar Surveyor User Manual

Page 306: Bad frames -102

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10-102

Surveyor

User’s Guide

MAC Layer

Bad Frames

Counter

Bad Frames is a counter of all bad frames over a period of time per segment. A
count of all bad frames displays in the

Overview

counters of Expert View.

The Bad Frames counter is a total count of several MAC layer symptoms. The bad
frames counter includes the following MAC layer events:

CRC Frames -- Frames from 64 to 1518 bytes with a CRC error.

Fragment Frames -- Frames less than 64 bytes with a CRC error.

Jabber Frames -- Frames greater than 1518 bytes with a CRC error.

Oversize Frames -- Frames greater than 1518 bytes without a CRC error.

Runt Frames -- Frames less than 64 bytes without a CRC error.

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