Users Guide

Forcing a Stack Unit Failover................................................................................................................................. 305
Disabling Auto-Reboot............................................................................................................................................ 306
Pre-Conguring a Stack Unit Slot............................................................................................................................... 306
Removing a Provisioned Logical Stack Unit............................................................................................................... 306
Hitless Behavior..............................................................................................................................................................307
Graceful Restart.............................................................................................................................................................307
Software Resiliency....................................................................................................................................................... 307
Software Component Health Monitoring............................................................................................................. 307
System Health Monitoring......................................................................................................................................308
Failure and Event Logging...................................................................................................................................... 308
Hot-Lock Behavior.........................................................................................................................................................309
18 Internet Group Management Protocol (IGMP)..........................................................................................310
IGMP Implementation Information............................................................................................................................... 310
IGMP Protocol Overview...............................................................................................................................................310
IGMP Version 2.........................................................................................................................................................310
IGMP Version 3.........................................................................................................................................................312
Congure IGMP..............................................................................................................................................................315
Related Conguration Tasks....................................................................................................................................315
Viewing IGMP Enabled Interfaces................................................................................................................................316
Selecting an IGMP Version............................................................................................................................................316
Viewing IGMP Groups....................................................................................................................................................317
Adjusting Timers............................................................................................................................................................. 317
Adjusting Query and Response Timers.................................................................................................................. 317
Preventing a Host from Joining a Group..................................................................................................................... 318
Enabling IGMP Immediate-Leave................................................................................................................................. 321
IGMP Snooping...............................................................................................................................................................321
IGMP Snooping Implementation Information........................................................................................................321
Conguring IGMP Snooping................................................................................................................................... 321
Removing a Group-Port Association.....................................................................................................................322
Disabling Multicast Flooding...................................................................................................................................322
Specifying a Port as Connected to a Multicast Router...................................................................................... 323
Conguring the Switch as Querier........................................................................................................................ 323
Fast Convergence after MSTP Topology Changes................................................................................................... 324
Egress Interface Selection (EIS) for HTTP and IGMP Applications........................................................................324
Protocol Separation................................................................................................................................................. 324
Enabling and Disabling Management Egress Interface Selection...................................................................... 325
Handling of Management Route Conguration................................................................................................... 326
Handling of Switch-Initiated Trac........................................................................................................................327
Handling of Switch-Destined Trac......................................................................................................................327
Handling of Transit Trac (Trac Separation).................................................................................................... 328
Mapping of Management Applications and Trac Type.....................................................................................328
Behavior of Various Applications for Switch-Initiated Trac ............................................................................ 329
Behavior of Various Applications for Switch-Destined Trac ...........................................................................330
Interworking of EIS With Various Applications......................................................................................................331
Designating a Multicast Router Interface....................................................................................................................331
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