Cisco ME 3400 Software Configuration Manual page 14

Contents
Configuring MSTP
15
C H A P T E R
Cisco ME 3400 Ethernet Access Switch Software Configuration Guide
xiv
15-1
Understanding MSTP
15-2
Multiple Spanning-Tree Regions
IST, CIST, and CST
15-2
Operations Within an MST Region
Operations Between MST Regions
IEEE 802.1s Terminology
Hop Count
15-5
Boundary Ports
15-6
IEEE 802.1s Implementation
Port Role Naming Change
Interoperation Between Legacy and Standard Switches
Detecting Unidirectional Link Failure
Interoperability with IEEE 802.1D STP
Understanding RSTP
15-8
Port Roles and the Active Topology
Rapid Convergence
15-10
Synchronization of Port Roles
Bridge Protocol Data Unit Format and Processing
Processing Superior BPDU Information
Processing Inferior BPDU Information
Topology Changes
15-13
Configuring MSTP Features
Default MSTP Configuration
MSTP Configuration Guidelines
Specifying the MST Region Configuration and Enabling MSTP
Configuring the Root Switch
Configuring a Secondary Root Switch
Configuring Port Priority
Configuring Path Cost
Configuring the Switch Priority
Configuring the Hello Time
Configuring the Forwarding-Delay Time
Configuring the Maximum-Aging Time
Configuring the Maximum-Hop Count
Specifying the Link Type to Ensure Rapid Transitions
Designating the Neighbor Type
Restarting the Protocol Migration Process
Displaying the MST Configuration and Status
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