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Software Configuration Guide—Release 12.2(25)EW
OL-6696-01
CONTENTS
Preface xxi
Audience xxi
Organization xxi
Related Documentation xxiii
Conventions xxiv
Commands in Task Tables xxv
Obtaining Documentation xxv
Cisco.com xxv
Ordering Documentation xxv
Documentation Feedback xxvi
Obtaining Technical Assistance xxvi
Cisco Technical Support Website xxvi
Submitting a Service Request xxvii
Definitions of Service Request Severity xxvii
Obtaining Additional Publications and Information xxvii
CHAPTER
1 Product Overview 1-1
Layer 2 Software Features 1-1
802.1Q and Layer 2 Protocol Tunneling 1-2
Storm Control 1-2
CDP 1-2
DHCP Snooping 1-2
EtherChannel Bundles 1-3
IP Source Guard 1-3
Jumbo Frames 1-3
Layer 2 Traceroute 1-3
MST 1-4
PVRST+ 1-4
Spanning Tree Protocol 1-4
UDLD 1-5
Unidirectional Ethernet 1-5
VLANs 1-5
Layer 3 Software Features 1-6
CEF 1-6