Administrator Guide

Hitless Behavior............................................................................................................................................................. 363
Graceful Restart.............................................................................................................................................................363
Software Resiliency....................................................................................................................................................... 364
Software Component Health Monitoring............................................................................................................. 364
System Health Monitoring......................................................................................................................................364
Failure and Event Logging.......................................................................................................................................364
Hot-Lock Behavior.........................................................................................................................................................365
21 Internet Group Management Protocol (IGMP)......................................................................................... 366
IGMP Implementation Information.............................................................................................................................. 366
IGMP Protocol Overview..............................................................................................................................................366
IGMP Version 2........................................................................................................................................................366
IGMP Version 3........................................................................................................................................................ 368
Congure IGMP.............................................................................................................................................................. 371
Related Conguration Tasks....................................................................................................................................371
Viewing IGMP Enabled Interfaces............................................................................................................................... 372
Selecting an IGMP Version........................................................................................................................................... 372
Viewing IGMP Groups................................................................................................................................................... 372
Adjusting Timers.............................................................................................................................................................373
Adjusting Query and Response Timers..................................................................................................................373
Preventing a Host from Joining a Group.....................................................................................................................374
Enabling IGMP Immediate-Leave.................................................................................................................................377
IGMP Snooping.............................................................................................................................................................. 377
IGMP Snooping Implementation Information........................................................................................................377
Conguring IGMP Snooping................................................................................................................................... 377
Removing a Group-Port Association..................................................................................................................... 378
Disabling Multicast Flooding................................................................................................................................... 378
Specifying a Port as Connected to a Multicast Router.......................................................................................379
Conguring the Switch as Querier.........................................................................................................................379
Fast Convergence after MSTP Topology Changes...................................................................................................380
Egress Interface Selection (EIS) for HTTP and IGMP Applications........................................................................380
Protocol Separation.................................................................................................................................................380
Enabling and Disabling Management Egress Interface Selection.......................................................................381
Handling of Management Route Conguration................................................................................................... 382
Handling of Switch-Initiated Trac....................................................................................................................... 383
Handling of Switch-Destined Trac......................................................................................................................383
Handling of Transit Trac (Trac Separation).................................................................................................... 384
Mapping of Management Applications and Trac Type.....................................................................................384
Behavior of Various Applications for Switch-Initiated Trac ............................................................................385
Behavior of Various Applications for Switch-Destined Trac ...........................................................................386
Interworking of EIS With Various Applications..................................................................................................... 387
Designating a Multicast Router Interface................................................................................................................... 387
22 Interfaces................................................................................................................................................ 389
Basic Interface Conguration.......................................................................................................................................389
Advanced Interface Conguration...............................................................................................................................389
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