IBM SAN32M1, Installation And Service Manual

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SAN32M1 Fabric Switch Installation and Service Manual 292
19
Inspect the Fibre Channel port segmentation reason at the SANpilot
interface.
a. At the View panel, click the Port Properties tab. The View panel
(Port Properties tab) displays.
b. Click the port number (0 through 31) of the segmented port.
c. Inspect the Reason field for the port.
Is the Reason field blank or does it display an N/A message?
NO YES
↓
The switch ISL appears operational.
The Reason field displays a reason message. The following table lists
segmentation reasons and associated steps that describe fault
isolation procedures.
20
A switch E_Port segmented because no switch in the fabric is capable
of becoming the principal switch.
a. Notify the customer that the switch will be set offline. Ensure the
system administrator quiesces Fibre Channel frame traffic
through the switch and sets attached devices offline.
b. Set the switch offline ( Set offline state on page 350)
Segmentation Reason Action
Incompatible operating parameters. Go to step 12 .
Duplicate domain IDs. Go to step 13 .
Incompatible zoning configurations. Go to step 14 .
Build fabric protocol error. Go to step 15 .
No principal switch. Go to step 20 .
No response from attached switch. Go to step 17 .