Administrator Guide

Important Points to Remember................................................................................................................................... 730
PE Stack Configuration................................................................................................................................................. 730
Configuring a PE Stack............................................................................................................................................730
Adding a Unit to an Existing PE Stack................................................................................................................. 732
Renumbering a Stack Unit...................................................................................................................................... 733
Prioritizing Stack Units............................................................................................................................................ 733
Managing PE Stack Redundancy...........................................................................................................................733
Removing a Unit from a PE Stack.........................................................................................................................735
Verifying a PE Stack Master and Standby..........................................................................................................735
Displaying PE Stack Information............................................................................................................................735
Configuring the Unused PE Uplink Ports as Front-End Ports............................................................................. 738
Configuring Uplink Ports as Access Ports.......................................................................................................... 739
Reverting the Access Port to Uplink Port...........................................................................................................740
Locating the Port Extender .........................................................................................................................................740
Troubleshooting a PE Stack.......................................................................................................................................... 741
Chapter 43: Port Monitoring......................................................................................................742
Port Monitoring............................................................................................................................................................... 742
Important Points to Remember............................................................................................................................. 743
Examples of Port Monitoring..................................................................................................................................743
Configuring Port Monitoring ..................................................................................................................................744
Remote Port Mirroring...................................................................................................................................................746
Remote Port Mirroring Example............................................................................................................................ 746
Configuring Remote Port Mirroring...................................................................................................................... 747
Displaying a Remote-Port Mirroring Configuration...........................................................................................748
Configuration Example of Remote Port Mirroring.............................................................................................749
Encapsulated Remote Port Monitoring..................................................................................................................... 750
Port Monitoring on VLT................................................................................................................................................. 751
Chapter 44: Power over Ethernet (PoE).................................................................................... 754
Configuring PoE or PoE+..............................................................................................................................................755
Enabling PoE or PoE+ on a Port............................................................................................................................755
Configuration Tasks for PoE or PoE+..................................................................................................................755
Manage Ports using Power Priority and the Power Budget................................................................................ 755
Determining the Power Priority for a Port..........................................................................................................755
Determining the Affect of a Port on the Power Budget................................................................................. 756
Managing Power Priorities......................................................................................................................................756
Configuring Power Management on the PE — Class and Static Mode...................................................... 757
Allocate PoE Power to Powered Devices to a Connected PE Interface.....................................................758
Setting the Threshold Limit for the PoE Power Budget....................................................................................... 760
Advertising the Extended Power through MDI.........................................................................................................761
Advertising Extended Power Though dot3–TLVs................................................................................................... 761
Detecting Legacy Devices and Allocating Power ...................................................................................................762
Deploying Voice Over IP (VoIP).................................................................................................................................. 762
Creating VLANs for an Office VoIP Deployment...............................................................................................763
Configuring LLDP-MED for an Office VoIP Deployment.................................................................................763
Configuring QoS for an Office VoIP Deployment..............................................................................................764
Classifying VoIP Traffic and Applying QoS Policies..........................................................................................765
Managing PoE on the Port Extender......................................................................................................................... 766
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