Cisco nexus 5000 series Configuration Manual page 11

Contents
OL-25842-01
MST Overview
187
MST Regions 188
MST BPDUs 188
MST Configuration Information
IST, CIST, and CST
189
IST, CIST, and CST Overview
Spanning Tree Operation Within an MST Region
Spanning Tree Operations Between MST Regions
MST Terminology 191
Hop Count
192
Boundary Ports
192
Spanning-Tree Dispute Mechanism
Port Cost and Port Priority
Interoperability with IEEE 802.1D
Interoperability with Rapid PVST+: Understanding PVST Simulation
Configuring MST 195
MST Configuration Guidelines
Enabling MST
195
Entering MST Configuration Mode
Specifying the MST Name
Specifying the MST Configuration Revision Number
Specifying the Configuration on an MST Region
Mapping and Unmapping VLANs to MST Instances
Mapping Secondary VLANs to Same MSTI as Primary VLANs for Private VLANs
Configuring the Root Bridge
Configuring a Secondary Root Bridge
Configuring the Port Priority
Configuring the Port Cost
Configuring the Switch Priority
Configuring the Hello Time
Configuring the Forwarding-Delay Time
Configuring the Maximum-Aging Time
Configuring the Maximum-Hop Count
Configuring PVST Simulation Globally
Configuring PVST Simulation Per Port
Cisco Nexus 5000 Series NX-OS Layer 2 Switching Configuration Guide, Release 5.1(3)N1(1)
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