Reference Guide

37 Private VLANs (PVLAN)........................................................................................................621
Private VLAN Concepts........................................................................................................................................ 621
Using the Private VLAN Commands......................................................................................................................622
Configuration Task List......................................................................................................................................... 623
Creating PVLAN ports.................................................................................................................................... 623
Creating a Primary VLAN............................................................................................................................... 624
Creating a Community VLAN..........................................................................................................................625
Creating an Isolated VLAN.............................................................................................................................625
Private VLAN Configuration Example................................................................................................................... 627
Inspecting the Private VLAN Configuration..........................................................................................................628
38 Per-VLAN Spanning Tree Plus (PVST+)............................................................................ 631
Protocol Overview................................................................................................................................................ 631
Implementation Information................................................................................................................................. 632
Configure Per-VLAN Spanning Tree Plus.............................................................................................................632
Related Configuration Tasks.......................................................................................................................... 632
Enabling PVST+.....................................................................................................................................................632
Disabling PVST+................................................................................................................................................... 633
Influencing PVST+ Root Selection........................................................................................................................633
Modifying Global PVST+ Parameters................................................................................................................... 635
Modifying Interface PVST+ Parameters...............................................................................................................636
Configuring an EdgePort.......................................................................................................................................636
PVST+ in Multi-Vendor Networks.........................................................................................................................637
Enabling PVST+ Extend System ID....................................................................................................................... 637
PVST+ Sample Configurations..............................................................................................................................638
39 Quality of Service (QoS)....................................................................................................... 641
Implementation Information................................................................................................................................. 642
Port-Based QoS Configurations............................................................................................................................642
Setting dot1p Priorities for Incoming Traffic..................................................................................................642
Honoring dot1p Priorities on Ingress Traffic..................................................................................................643
Configuring Port-Based Rate Policing........................................................................................................... 643
Configuring Port-Based Rate Shaping........................................................................................................... 644
Policy-Based QoS Configurations........................................................................................................................ 645
Classify Traffic................................................................................................................................................645
Create a QoS Policy........................................................................................................................................648
Create Policy Maps........................................................................................................................................650
Enabling QoS Rate Adjustment.............................................................................................................................654
Enabling Strict-Priority Queueing......................................................................................................................... 654
Weighted Random Early Detection.......................................................................................................................654
Creating WRED Profiles................................................................................................................................. 655