Users Guide

IGMP Version 3........................................................................................................................................................ 346
Congure IGMP............................................................................................................................................................. 349
Related Conguration Tasks..................................................................................................................................... 349
Viewing IGMP Enabled Interfaces.................................................................................................................................. 350
Selecting an IGMP Version.............................................................................................................................................350
Viewing IGMP Groups....................................................................................................................................................350
Adjusting Timers............................................................................................................................................................. 351
Adjusting Query and Response Timers......................................................................................................................351
Preventing a Host from Joining a Group.........................................................................................................................352
Enabling IGMP Immediate-Leave................................................................................................................................... 354
IGMP Snooping..............................................................................................................................................................355
IGMP Snooping Implementation Information............................................................................................................355
Conguring IGMP Snooping.....................................................................................................................................355
Removing a Group-Port Association........................................................................................................................ 356
Disabling Multicast Flooding.....................................................................................................................................356
Specifying a Port as Connected to a Multicast Router.............................................................................................356
Conguring the Switch as Querier........................................................................................................................... 356
Fast Convergence after MSTP Topology Changes......................................................................................................... 357
Egress Interface Selection (EIS) for HTTP and IGMP Applications.................................................................................357
Protocol Separation..................................................................................................................................................358
Enabling and Disabling Management Egress Interface Selection.............................................................................. 359
Handling of Management Route Conguration........................................................................................................ 359
Handling of Switch-Initiated Trac.......................................................................................................................... 360
Handling of Switch-Destined Trac.........................................................................................................................360
Handling of Transit Trac (Trac Separation).......................................................................................................... 361
Mapping of Management Applications and Trac Type............................................................................................ 361
Behavior of Various Applications for Switch-Initiated Trac ....................................................................................362
Behavior of Various Applications for Switch-Destined Trac .................................................................................. 363
Interworking of EIS With Various Applications..........................................................................................................364
Designating a Multicast Router Interface....................................................................................................................... 364
22 Interfaces..................................................................................................................365
Basic Interface Conguration.........................................................................................................................................365
Advanced Interface Conguration..................................................................................................................................365
Interface Types.............................................................................................................................................................. 365
View Basic Interface Information....................................................................................................................................366
Enabling a Physical Interface.......................................................................................................................................... 367
Physical Interfaces......................................................................................................................................................... 368
Conguration Task List for Physical Interfaces......................................................................................................... 368
Overview of Layer Modes........................................................................................................................................ 368
Conguring Layer 2 (Data Link) Mode..................................................................................................................... 369
Conguring Layer 2 (Interface) Mode...................................................................................................................... 369
Conguring Layer 3 (Network) Mode...................................................................................................................... 369
Conguring Layer 3 (Interface) Mode...................................................................................................................... 370
Egress Interface Selection (EIS)......................................................................................................................................371
Important Points to Remember.................................................................................................................................371
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