Q-Logic 2-8C Manuel D’Utilisation

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5 – Diagnostics/Troubleshooting
POST Diagnostics
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Review the event browser to determine if excessive port errors are responsible for 
disabling the port. Look for a message that mentions one of the monitored error 
types indicating that the port has been disabled, then do the following:
1.
Examine the alarm configuration for the associated error using the Show 
Config Threshold command or the SANsurfer Switch Manager application. 
Refer to th
. Refer to 
 for a 
list of the alarm configuration defaults. Are the thresholds and sample 
window correct?
„
Yes - Continue
„
No - Correct the alarm configuration. If the condition remains, continue.
2.
Reset the port, then perform an external port loopback test to validate the 
port and the SFP. Refer to th
 or the 
SANbox2-8c/16 Switch Management User’s Guide for information about 
testing ports. Does the port pass the test?
„
Yes - Continue
„
No - Replace the SFP and repeat the test. If the port does not pass the 
test, contact your authorized maintenance provider. Otherwise 
continue.
3.
Replace the Fibre Channel port cable. Is the problem corrected?
„
Yes - Complete.
„
No - Continue.
4.
Inspect the device to which the affected port is connected and confirm that 
the device and its HBA are working properly. Make repairs and corrections 
as needed. If the condition remains, contact your authorized maintenance 
provider.