McDATA 316095-B21 - StorageWorks Edge Switch 2/24 Installation And Service Manual page 317

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.
Segmentation Reason
Incompatible operating parameters.
Duplicate domain IDs.
Incompatible zoning configurations.
Build fabric protocol error.
No principal switch.
No response from attached switch.
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
c. At the Hardware View for the selected switch, click the Configure
menu tab and select Fabric Parameters from the Operating
Parameters sub menu. The Configure Fabric Parameters dialog
box displays.
MAP 0700: Fabric, ISL, and Segmented Port Problem Determination
(Set Offline State on page 4-46)
Diagnostics
Action
Go to step 12.
Go to step 13.
Go to step 14.
Go to step 15.
Go to step 20.
Go to step 17.
3-103
3