Users Guide

Upgrading a Port Extender........................................................................................................................................... 746
Auto-Upgrade of the OS Image............................................................................................................................. 746
Manually Upgrading the OS Image........................................................................................................................ 746
De-provisioning a Port Extender.................................................................................................................................. 748
Scheduling PE reboots.................................................................................................................................................. 748
Troubleshooting a Port Extender................................................................................................................................. 749
Supported Features.......................................................................................................................................................749
Dual Homing................................................................................................................................................................... 750
Conguration Terminal Batch Mode.......................................................................................................................751
Setting up Dual Homing...........................................................................................................................................751
Upgrading to OS 9.10(0.0)...................................................................................................................................... 757
Upgrading from OS 9.10(0.0)..................................................................................................................................762
Supported Features on Dual Homing.................................................................................................................... 764
CLIs Supported on Primary VLT Node.................................................................................................................. 764
41 Port Extender (PE) Stacking....................................................................................................................766
Stack Management Roles.............................................................................................................................................766
Stack Master Election................................................................................................................................................... 767
Important Points to Remember....................................................................................................................................767
PE Stack Conguration.................................................................................................................................................768
Conguring a PE Stack........................................................................................................................................... 768
Adding a Unit to an Existing PE Stack.................................................................................................................. 770
Renumbering a Stack Unit...................................................................................................................................... 770
Prioritizing Stack Units.............................................................................................................................................771
Managing PE Stack Redundancy........................................................................................................................... 771
Removing a Unit from a PE Stack......................................................................................................................... 772
Verifying a PE Stack Master and Standby............................................................................................................773
Displaying PE Stack Information............................................................................................................................ 773
Conguring the Unused PE Uplink Ports as Front-End Ports..................................................................................775
Conguring Uplink Ports as Access Ports.............................................................................................................777
Reverting the Access Port to Uplink Port.............................................................................................................778
Locating the Port Extender ......................................................................................................................................... 778
Troubleshooting a PE Stack..........................................................................................................................................779
Diagnosing an Error Condition................................................................................................................................779
Using PE Console Commands................................................................................................................................779
Splitting a Daisy-Chained PE Stack....................................................................................................................... 779
42 Port Monitoring....................................................................................................................................... 780
Port Monitoring..............................................................................................................................................................780
Important Points to Remember.............................................................................................................................. 781
Examples of Port Monitoring...................................................................................................................................781
Conguring Port Monitoring ..................................................................................................................................782
Remote Port Mirroring.................................................................................................................................................. 784
Remote Port Mirroring Example............................................................................................................................ 785
Conguring Remote Port Mirroring.......................................................................................................................785
Displaying a Remote-Port Mirroring Conguration.............................................................................................. 787
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