Cisco Catalyst 3750 Software Configuration Manual page 12

Contents
Configuring IEEE 802.1Q and Layer 2 Protocol Tunneling
13
C H A P T E R
Configuring STP
14
C H A P T E R
Catalyst 3750 Metro Switch Software Configuration Guide
xii
Understanding 802.1Q Tunneling
Configuring 802.1Q Tunneling
Default 802.1Q Tunneling Configuration
802.1Q Tunneling Configuration Guidelines
Native VLANs
13-4
System MTU
13-5
802.1Q Tunneling and Other Features
Configuring an 802.1Q Tunneling Port
Configuring VLAN Mapping
Default VLAN Mapping Configuration
Mapping Customer VLANs to Service-Provider VLANs
Mapping Customer 802.1Q Traffic with VLAN IDs
Understanding Layer 2 Protocol Tunneling
Configuring Layer 2 Protocol Tunneling
Default Layer 2 Protocol Tunneling Configuration
Layer 2 Protocol Tunneling Configuration Guidelines
Configuring Layer 2 Tunneling
Monitoring and Maintaining Tunneling and Mapping Status
14-1
Understanding Spanning-Tree Features
STP Overview
14-2
Spanning-Tree Topology and BPDUs
Bridge ID, Switch Priority, and Extended System ID
Spanning-Tree Interface States
Blocking State
14-5
Listening State
14-6
Learning State
14-6
Forwarding State
Disabled State
14-7
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
13-2
13-4
13-4
13-4
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13-6
13-7
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13-10
13-12
13-13
13-14
14-1
14-3
14-4
14-6
14-8
14-8
14-8
14-9
14-10
14-10
13-1
13-8
13-9
13-13
13-16
14-4
14-7
14-10
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