Cisco Catalyst 2950 Software Configuration Manual page 13

Configuring MSTP
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Configuring Optional Spanning-Tree Features
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Understanding MSTP
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Multiple Spanning-Tree Regions
IST, CIST, and CST
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Operations Within an MST Region
Operations Between MST Regions
Hop Count
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Boundary Ports
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Interoperability with IEEE 802.1D STP
Understanding RSTP
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Port Roles and the Active Topology
Rapid Convergence
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Synchronization of Port Roles
Bridge Protocol Data Unit Format and Processing
Processing Superior BPDU Information
Processing Inferior BPDU Information
Topology Changes
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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 the Port Priority
Configuring the 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
Restarting the Protocol Migration Process
Displaying the MST Configuration and Status
Understanding Optional Spanning-Tree Features
Understanding Port Fast
Understanding BPDU Guard
Understanding BPDU Filtering
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Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide
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Contents
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