Concept Guide

Disabling Multicast Flooding...................................................................................................................................394
Specifying a Port as Connected to a Multicast Router...................................................................................... 394
Conguring the Switch as Querier........................................................................................................................ 395
Fast Convergence after MSTP Topology Changes...................................................................................................395
Egress Interface Selection (EIS) for HTTP and IGMP Applications........................................................................395
Protocol Separation.................................................................................................................................................396
Enabling and Disabling Management Egress Interface Selection...................................................................... 397
Handling of Management Route Conguration................................................................................................... 398
Handling of Switch-Initiated Trac....................................................................................................................... 398
Handling of Switch-Destined Trac......................................................................................................................399
Handling of Transit Trac (Trac Separation).................................................................................................... 400
Mapping of Management Applications and Trac Type.....................................................................................400
Behavior of Various Applications for Switch-Initiated Trac .............................................................................401
Behavior of Various Applications for Switch-Destined Trac ...........................................................................402
Interworking of EIS With Various Applications.....................................................................................................402
Designating a Multicast Router Interface...................................................................................................................403
20 Interfaces................................................................................................................................................ 404
Basic Interface Conguration.......................................................................................................................................404
Advanced Interface Conguration...............................................................................................................................404
Interface Types...............................................................................................................................................................405
View Basic Interface Information.................................................................................................................................405
Resetting an Interface to its Factory Default State...................................................................................................407
Enabling a Physical Interface........................................................................................................................................408
Physical Interfaces.........................................................................................................................................................408
Conguration Task List for Physical Interfaces....................................................................................................408
40G to 1G Breakout Cable Adaptor.......................................................................................................................408
Overview of Layer Modes...................................................................................................................................... 409
Conguring Layer 2 (Data Link) Mode.................................................................................................................. 410
Conguring Layer 2 (Interface) Mode................................................................................................................... 410
Conguring Layer 3 (Network) Mode................................................................................................................... 410
Conguring Layer 3 (Interface) Mode.................................................................................................................... 411
Automatic recovery of an Err-disabled interface........................................................................................................412
Conguring an automatic recovery for an Err-disabled interface.......................................................................412
Egress Interface Selection (EIS)...................................................................................................................................413
Important Points to Remember.............................................................................................................................. 413
Conguring EIS.........................................................................................................................................................413
Management Interfaces.................................................................................................................................................414
Conguring Management Interfaces..................................................................................................................... 414
Conguring a Management Interface on an Ethernet Port................................................................................ 415
VLAN Interfaces............................................................................................................................................................. 416
Loopback Interfaces.......................................................................................................................................................417
Null Interfaces................................................................................................................................................................. 417
Port Channel Interfaces.................................................................................................................................................417
Port Channel Denition and Standards..................................................................................................................418
Port Channel Benets..............................................................................................................................................418
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