Users Guide

IGMP Protocol Overview............................................................................................................................................... 343
IGMP Version 2........................................................................................................................................................ 343
IGMP Version 3........................................................................................................................................................ 344
Congure IGMP............................................................................................................................................................. 347
Related Conguration Tasks..................................................................................................................................... 347
Viewing IGMP Enabled Interfaces.................................................................................................................................. 348
Selecting an IGMP Version.............................................................................................................................................348
Viewing IGMP Groups.................................................................................................................................................... 348
Adjusting Timers.............................................................................................................................................................349
Adjusting Query and Response Timers.....................................................................................................................349
Preventing a Host from Joining a Group........................................................................................................................ 350
Enabling IGMP Immediate-Leave................................................................................................................................... 352
IGMP Snooping..............................................................................................................................................................353
IGMP Snooping Implementation Information............................................................................................................353
Conguring IGMP Snooping.....................................................................................................................................353
Removing a Group-Port Association........................................................................................................................ 354
Disabling Multicast Flooding.....................................................................................................................................354
Specifying a Port as Connected to a Multicast Router.............................................................................................354
Conguring the Switch as Querier........................................................................................................................... 354
Fast Convergence after MSTP Topology Changes.........................................................................................................355
Egress Interface Selection (EIS) for HTTP and IGMP Applications................................................................................ 355
Protocol Separation..................................................................................................................................................356
Enabling and Disabling Management Egress Interface Selection.............................................................................. 357
Handling of Management Route Conguration.........................................................................................................357
Handling of Switch-Initiated Trac.......................................................................................................................... 358
Handling of Switch-Destined Trac.........................................................................................................................358
Handling of Transit Trac (Trac Separation)......................................................................................................... 359
Mapping of Management Applications and Trac Type........................................................................................... 359
Behavior of Various Applications for Switch-Initiated Trac ....................................................................................360
Behavior of Various Applications for Switch-Destined Trac ...................................................................................361
Interworking of EIS With Various Applications..........................................................................................................362
Designating a Multicast Router Interface....................................................................................................................... 362
22 Interfaces..................................................................................................................363
Basic Interface Conguration......................................................................................................................................... 363
Advanced Interface Conguration..................................................................................................................................363
Interface Types...............................................................................................................................................................363
View Basic Interface Information....................................................................................................................................364
Resetting an Interface to its Factory Default State........................................................................................................ 365
Enabling a Physical Interface..........................................................................................................................................366
Physical Interfaces......................................................................................................................................................... 366
Conguration Task List for Physical Interfaces......................................................................................................... 367
Overview of Layer Modes........................................................................................................................................ 367
Conguring Layer 2 (Data Link) Mode......................................................................................................................367
Conguring Layer 2 (Interface) Mode...................................................................................................................... 368
Conguring Layer 3 (Network) Mode...................................................................................................................... 368
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