Finisar Surveyor, User Manual

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10-90
Surveyor
User’s Guide
IP Checksum Errors
Counter
IP Checksum Errors is a counter of all incorrect IP checksums over a period of time
per segment. A count of all IP Checksum Errors events displays in the Overview
counters of Expert View.
Expert Symptom
IP Checksum Errors events are automatically logged as expert symptoms. The
Symptom Summary
field provides the IP source and destination address for the
checksum error. For example:
SA=[206.250.228.69] DA=[206.250.228.11]
Diagnostic Details
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Problem Description:
An IP packet has a checksum value that is in error. The packet may be discarded.
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Probable Cause(s):
1. The station that sent this packet may have a faulty network stack.
2. The router that forwarded this packet may have a faulty stack.
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Recommended Action(s):
1. Identify the station that sent this packet (Source Addresses).
2. Verify the network layer stack for this station.
3. The station may need to be reset.