Benefits 440
Prerequisites 440
Restrictions 440
Configure MSTAG Uplink Tracking 440
Configuring PVSTAG or PVRSTAG 442
Enabling PVSTAG 442
Configuring PVSTAG parameters 442
Configuring Subinterfaces 446
Verifying PVSTAG 447
Configuring PVRST 447
Configuring MVRP-lite 449
Enabling MVRP-lite 449
Configuring MVRP-lite parameters 449
Verifying MVRP-lite 451
Configuration Examples for Implementing MSTP 451
Configuring MSTP: Examples 451
Configuring MSTAG: Examples 455
Configuring PVSTAG: Examples 458
Configuring PVSTAG on a Cluster with a Satellite: Example 458
Configuring PVRST: Example 461
Configuring MVRP-Lite: Examples 461
Implementing of Layer 2 Access Lists 463
CHAPTER 9
Prerequisites for Implementing Layer 2 Access Lists 463
Information About Implementing Layer 2 Access Lists 464
Ethernet Services Access Lists Feature Highlights 464
Purpose of Ethernet Services Access Lists 464
How an Ethernet Services Access List Works 464
Ethernet Services Access List Process and Rules 464
Helpful Hints for Creating Ethernet Services Access Lists 465
Source and Destination Addresses 465
Ethernet Services Access List Entry Sequence Numbering 465
Sequence Numbering Behavior 465
How to Implement Layer 2 Access Lists 466
L2VPN and Ethernet Services Configuration Guide for Cisco ASR 9000 Series Routers, IOS XR Release 6.3.x
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