Users Guide

RPM Redundancy....................................................................................................................................................329
Automatic and Manual Stack Unit Failover........................................................................................................... 331
Support for RPM Redundancy by Dell Networking OS Version........................................................................ 332
Synchronization between Management and Standby Units.............................................................................. 332
Conguring RPM Redundancy...............................................................................................................................332
Online Insertion and Removal.......................................................................................................................................333
RPM Online Insertion and Removal.......................................................................................................................334
Linecard Online Insertion and Removal................................................................................................................. 334
Hitless Behavior............................................................................................................................................................. 335
Graceful Restart.............................................................................................................................................................336
Software Resiliency....................................................................................................................................................... 336
Software Component Health Monitoring............................................................................................................. 336
System Health Monitoring......................................................................................................................................336
Failure and Event Logging.......................................................................................................................................336
Hot-Lock Behavior.........................................................................................................................................................337
Process Restartability....................................................................................................................................................337
Enabling Process Restartability..............................................................................................................................338
20 Internet Group Management Protocol (IGMP).........................................................................................339
IGMP Implementation Information.............................................................................................................................. 339
IGMP Protocol Overview..............................................................................................................................................339
IGMP Version 2........................................................................................................................................................ 339
IGMP Version 3.........................................................................................................................................................341
Congure IGMP............................................................................................................................................................. 343
Related Conguration Tasks...................................................................................................................................344
Viewing IGMP Enabled Interfaces............................................................................................................................... 344
Selecting an IGMP Version........................................................................................................................................... 344
Viewing IGMP Groups...................................................................................................................................................345
Adjusting Timers............................................................................................................................................................ 345
Adjusting Query and Response Timers................................................................................................................. 345
Enabling IGMP Immediate-Leave.................................................................................................................................346
IGMP Snooping..............................................................................................................................................................346
IGMP Snooping Implementation Information....................................................................................................... 346
Conguring IGMP Snooping...................................................................................................................................346
Removing a Group-Port Association..................................................................................................................... 347
Disabling Multicast Flooding................................................................................................................................... 347
Specifying a Port as Connected to a Multicast Router...................................................................................... 348
Conguring the Switch as Querier........................................................................................................................ 348
Fast Convergence after MSTP Topology Changes...................................................................................................349
Egress Interface Selection (EIS) for HTTP and IGMP Applications........................................................................349
Protocol Separation.................................................................................................................................................349
Enabling and Disabling Management Egress Interface Selection......................................................................350
Handling of Management Route Conguration.................................................................................................... 351
Handling of Switch-Initiated Trac....................................................................................................................... 352
Handling of Switch-Destined Trac......................................................................................................................352
Handling of Transit Trac (Trac Separation).................................................................................................... 353
Mapping of Management Applications and Trac Type.....................................................................................353
12
Contents