Cisco 3750G - Catalyst Integrated Wireless LAN Controller - Page 17

Contents
xvii
Catalyst 3750 Switch Software Configuration Guide
OL-8550-02
CHAPTER 17 Configuring IEEE 802.1Q and Layer 2 Protocol Tunneling 17-1
Understanding IEEE 802.1Q Tunneling 17-1
Configuring IEEE 802.1Q Tunneling 17-4
Default IEEE 802.1Q Tunneling Configuration 17-4
IEEE 802.1Q Tunneling Configuration Guidelines 17-4
Native VLANs 17-4
System MTU 17-5
IEEE 802.1Q Tunneling and Other Features 17-6
Configuring an IEEE 802.1Q Tunneling Port 17-6
Understanding Layer 2 Protocol Tunneling 17-7
Configuring Layer 2 Protocol Tunneling 17-10
Default Layer 2 Protocol Tunneling Configuration 17-11
Layer 2 Protocol Tunneling Configuration Guidelines 17-12
Configuring Layer 2 Protocol Tunneling 17-13
Configuring Layer 2 Tunneling for EtherChannels 17-14
Configuring the SP Edge Switch 17-14
Configuring the Customer Switch 17-16
Monitoring and Maintaining Tunneling Status 17-18
CHAPTER 18 Configuring STP 18-1
Understanding Spanning-Tree Features 18-1
STP Overview 18-2
Spanning-Tree Topology and BPDUs 18-3
Bridge ID, Switch Priority, and Extended System ID 18-4
Spanning-Tree Interface States 18-5
Blocking State 18-7
Listening State 18-7
Learning State 18-7
Forwarding State 18-7
Disabled State 18-8
How a Switch or Port Becomes the Root Switch or Root Port 18-8
Spanning Tree and Redundant Connectivity 18-9
Spanning-Tree Address Management 18-9
Accelerated Aging to Retain Connectivity 18-9
Spanning-Tree Modes and Protocols 18-10
Supported Spanning-Tree Instances 18-10
Spanning-Tree Interoperability and Backward Compatibility 18-11
STP and IEEE 802.1Q Trunks 18-11
VLAN-Bridge Spanning Tree 18-11