CHAPTER
28-1
Catalyst 4500 Series Switch, Cisco IOS Software Configuration Guide - Cisco IOS XE 3.9.xE and IOS 15.2(5)Ex
28
Configuring IGMP Snooping and Filtering,
and MVR
This chapter describes how to configure Internet Group Management Protocol (IGMP) snooping on the
switch, including an application of local IGMP snooping, Multicast VLAN Registration (MVR). It also
includes procedures for controlling multicast group membership by using IGMP filtering.
This chapter consists of the following major sections:
• About IGMP Snooping, page 28-1
• Configuring IGMP Snooping, page 28-5
• Displaying IGMP Snooping Information, page 28-14
• Understanding Multicast VLAN Registration, page 28-20
• Configuring MVR, page 28-23
• Displaying MVR Information, page 28-29
• Configuring IGMP Filtering, page 28-30
• Displaying IGMP Filtering Configuration, page 28-34
Note To support Cisco Group Management Protocol (CGMP) client devices, configure the switch as a CGMP
server. For more information, see the Cisco IOS 15.0M configuration guides at this location:
http://www.cisco.com/en/US/products/ps10591/products_installation_and_configuration_guides_list.htm
l
For complete syntax and usage information for the switch commands used in this chapter, see the
Cisco IOS Command Reference Guides for the Catalyst 4500 Series Switch.
If a command is not in the Cisco Catalyst 4500 Series Switch Command Reference , you can locate it in
the Cisco IOS Master Command List, All Releases.
About IGMP Snooping
This section includes the following subsections:
• Immediate-Leave Processing, page 28-3
• IGMP Configurable-Leave Timer, page 28-4
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