Finisar Surveyor 用户手册
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Surveyor
User’s Guide
NCP Too Many File Retransmissions
Counter
NCP Too Many File Retransmissions is a counter of events where the ratio of file
retransmissions to file requests exceeds a threshold value for a single station. A
count of all NCP Too Many File Retransmission events displays in the
retransmissions to file requests exceeds a threshold value for a single station. A
count of all NCP Too Many File Retransmission events displays in the
Overview
counters of Expert View.
Expert Analysis
NCP Too Many File Retransmissions events are automatically logged as expert
analyses. The
analyses. The
Symptom Summary
field provides the file retransmission ratio,
showing the total number of retransmissions divided by the total number of file
requests. For example:
requests. For example:
File retransmission ratio is (8 / 28) = 28%
The threshold value for this symptom can be changed. The default value is a 20%
retransmission ratio.
Diagnostic Details
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Problem Description:
The expert threshold for the ratio of file retransmissions over file requests sent has been
exceeded.
exceeded.
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Probable Cause(s):
1. The server was very busy.
2. There may be a problem with the NCP server application.
2. There may be a problem with the NCP server application.
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Recommended Action(s):
1. Upgrade the NCP server application.