24 Service Manual (AA-RTDXC-TE, July 2004)

Diagnostics

47Edge Switch 2/24 Service Manual

Figure 12: Link Incident Log

If a link incident occurred, the affected port number is listed with one of the

following messages.

■ Link interface incident - implicit incident

■ Link interface incident - bit-error threshold

exceeded

■ Link failure - loss of signal or loss of

synchronization

■ Link failure - not-operational primitive sequence

(NOS) received

■ Link failure - primitive sequence timeout

■ Link failure - invalid primitive sequence received

for the current link state

Did one of the listed messages appear in the Link Incident Log?

YES NO

↓ The switch appears operational. Exit MAP.

A link incident problem is indicated. Continue to the next step to obtain event

codes. If no event codes are found, go to “MAP 0700: Fabric, ISL, and Segmented

Port Problem Determination” on page 118. Exit MAP.

Obtain event codes from the Edge Switch Event Log.