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Contents
viii
Cisco MDS 9000 Family Troubleshooting Guide, Release 3.x
OL-9285-05
Merge Failure Troubleshooting 7-5
Recovering from a Merge Failure with Fabric Manager 7-6
Recovering from a Merge Failure with the CLI 7-6
Lock Failure Troubleshooting 7-7
Resolving Lock Failure Issues Using Fabric Manager 7-7
Resolving Lock Failure Issues Using the CLI 7-8
System State Inconsistent and Locks Being Held 7-9
Clearing Locks Using Fabric Manager 7-9
Clearing Locks Using the CLI 7-9
Distribution Status Verification 7-9
Verifying Distribution Using Fabric Manager 7-9
Verifying Distribution Using the CLI 7-9
CFS Regions Troubleshooting 7-10
Distribution Failure 7-10
Regions for Conditional Service 7-11
Changing Regions 7-11
CHAPTER
8 Troubleshooting Ports 8-1
Overview 8-1
Initial Troubleshooting Checklist 8-1
Limitations and Restrictions 8-4
Overview of the FC-MAC Driver and the Port Manager 8-4
Port Manager Overview 8-5
Troubleshooting Port States with the Device Manager 8-6
Device View 8-6
Device Manager: Summary View 8-6
Device Manager: Port Selection 8-7
Device Manager: Port Monitoring 8-8
Isolating Port Issues Using Device Manager 8-9
Troubleshooting Port States from the CLI 8-10
Using Port Debug Commands 8-10
Useful Commands at the FC-MAC Level 8-11
Isolating Port Issues Using the CLI 8-12
Common Problems with Port Interfaces 8-13
Port Remains in a Link Failure or Not Connected State 8-13
Troubleshooting Port Problems 8-15
Port Remains in Initializing State 8-16
Troubleshooting Port Registration Issues Using the CLI 8-17
Unexpected Link Flapping Occurs 8-21
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