Concept Guide

IGMP Snooping Implementation Information.......................................................................................................404
Conguring IGMP Snooping...................................................................................................................................404
Removing a Group-Port Association.....................................................................................................................405
Disabling Multicast Flooding...................................................................................................................................405
Specifying a Port as Connected to a Multicast Router...................................................................................... 406
Conguring the Switch as Querier........................................................................................................................ 406
Fast Convergence after MSTP Topology Changes................................................................................................... 407
Egress Interface Selection (EIS) for HTTP and IGMP Applications........................................................................407
Protocol Separation................................................................................................................................................. 407
Enabling and Disabling Management Egress Interface Selection...................................................................... 408
Handling of Management Route Conguration...................................................................................................409
Handling of Switch-Initiated Trac........................................................................................................................410
Handling of Switch-Destined Trac...................................................................................................................... 410
Handling of Transit Trac (Trac Separation)......................................................................................................411
Mapping of Management Applications and Trac Type...................................................................................... 411
Behavior of Various Applications for Switch-Initiated Trac .............................................................................412
Behavior of Various Applications for Switch-Destined Trac ........................................................................... 413
Interworking of EIS With Various Applications......................................................................................................414
Designating a Multicast Router Interface....................................................................................................................414
21 Interfaces..................................................................................................................................................416
Basic Interface Conguration........................................................................................................................................416
Advanced Interface Conguration................................................................................................................................416
Interface Types................................................................................................................................................................417
View Basic Interface Information..................................................................................................................................417
Resetting an Interface to its Factory Default State................................................................................................... 419
Enabling a Physical Interface........................................................................................................................................420
Physical Interfaces.........................................................................................................................................................420
Conguration Task List for Physical Interfaces....................................................................................................420
Overview of Layer Modes....................................................................................................................................... 421
Conguring Layer 2 (Data Link) Mode.................................................................................................................. 421
Conguring Layer 2 (Interface) Mode................................................................................................................... 421
Conguring Layer 3 (Network) Mode...................................................................................................................422
Conguring Layer 3 (Interface) Mode...................................................................................................................422
Automatic recovery of an Err-disabled interface....................................................................................................... 423
Conguring an automatic recovery for an Err-disabled interface......................................................................424
Egress Interface Selection (EIS).................................................................................................................................. 424
Important Points to Remember..............................................................................................................................424
Conguring EIS........................................................................................................................................................ 425
Management Interfaces................................................................................................................................................425
Conguring Management Interfaces.....................................................................................................................425
Conguring a Management Interface on an Ethernet Port................................................................................427
VLAN Interfaces.............................................................................................................................................................427
Loopback Interfaces...................................................................................................................................................... 428
Null Interfaces................................................................................................................................................................ 429
Port Channel Interfaces................................................................................................................................................429
Contents
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