Administrator Guide

IGMP Implementation Information............................................................................................................................... 415
IGMP Protocol Overview...............................................................................................................................................415
IGMP Version 2.........................................................................................................................................................415
IGMP Version 3.........................................................................................................................................................417
Congure IGMP............................................................................................................................................................. 420
Related Conguration Tasks...................................................................................................................................420
Viewing IGMP Enabled Interfaces................................................................................................................................421
Selecting an IGMP Version............................................................................................................................................421
Viewing IGMP Groups....................................................................................................................................................421
Enabling IGMP Immediate-Leave.................................................................................................................................422
IGMP Snooping..............................................................................................................................................................422
IGMP Snooping Implementation Information....................................................................................................... 422
Conguring IGMP Snooping...................................................................................................................................422
Removing a Group-Port Association..................................................................................................................... 423
Disabling Multicast Flooding...................................................................................................................................424
Specifying a Port as Connected to a Multicast Router.......................................................................................424
Conguring the Switch as Querier........................................................................................................................ 424
Fast Convergence after MSTP Topology Changes...................................................................................................425
Designating a Multicast Router Interface................................................................................................................... 425
22 Interfaces................................................................................................................................................ 426
Basic Interface Conguration.......................................................................................................................................426
Advanced Interface Conguration...............................................................................................................................426
Port Numbering..............................................................................................................................................................427
Interface Types...............................................................................................................................................................430
View Basic Interface Information.................................................................................................................................430
Resetting an Interface to its Factory Default State...................................................................................................436
Enabling a Physical Interface........................................................................................................................................436
Physical Interfaces.........................................................................................................................................................437
Port Pipes................................................................................................................................................................. 437
Setting the Speed of Ethernet Interfaces.............................................................................................................437
Conguration Task List for Physical Interfaces.................................................................................................... 438
Overview of Layer Modes...................................................................................................................................... 438
Conguring Layer 2 (Data Link) Mode..................................................................................................................439
Conguring Layer 2 (Interface) Mode.................................................................................................................. 439
Conguring Layer 3 (Network) Mode...................................................................................................................439
Conguring Layer 3 (Interface) Mode.................................................................................................................. 440
Egress Interface Selection (EIS)...................................................................................................................................441
Important Points to Remember.............................................................................................................................. 441
Conguring EIS.........................................................................................................................................................441
Management Interfaces................................................................................................................................................442
Conguring a Dedicated Management Interface ................................................................................................442
Conguring a Management Interface on an Ethernet Port................................................................................443
Port Extender Interfaces...............................................................................................................................................444
VLAN Interfaces.............................................................................................................................................................444
Loopback Interfaces...................................................................................................................................................... 445
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