Cisco Catalyst 2960-XR Configuration Manual page 4

Contents
Catalyst 2960-XR Switch Layer 2 Configuration Guide, Cisco IOS Release 15.0(2)EX1
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Information About Spanning Tree Protocol
Spanning Tree Protocol
Spanning-Tree Topology and BPDUs
Bridge ID, Device Priority, and Extended System ID
Port Priority Versus Path Cost
Spanning-Tree Interface States
Blocking State
Listening State
Learning State
Forwarding State
Disabled State
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How a Switch or Port Becomes the Root Switch or Root Port
Spanning Tree and Redundant Connectivity
Spanning-Tree Address Management
Accelerated Aging to Retain Connectivity
Spanning-Tree Modes and Protocols
Supported Spanning-Tree Instances
Spanning-Tree Interoperability and Backward Compatibility
STP and IEEE 802.1Q Trunks
VLAN-Bridge Spanning Tree
Spanning Tree and Switch Stacks
Default Spanning-Tree Configuration
How to Configure Spanning-Tree Features
Changing the Spanning-Tree Mode
Disabling Spanning Tree
Configuring the Root Switch
Configuring a Secondary Root Device
Configuring Port Priority
Configuring Path Cost
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Configuring the Device Priority of a VLAN
Configuring the Hello Time
Configuring the Forwarding-Delay Time for a VLAN
Configuring the Maximum-Aging Time for a VLAN
Configuring the Transmit Hold-Count
Monitoring Spanning-Tree Status
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