Configuring Igmp Snooping - Cisco 6500 Series Software Configuration Manual

Configuring IGMP Snooping

Command
Step 3
Router(config-if)# end
Step 4
Router# show ip igmp interface vlan vlan_ID |
include querier
This example shows how to enable the IGMP snooping querier on VLAN 200 and verify the
configuration:
Router# interface vlan 200
Router(config-if)# igmp snooping querier
Router(config-if)# end
Router# show ip igmp interface vlan 200 | include querier
IGMP snooping querier is enabled on this interface
Router#
Configuring IGMP Snooping
To use IGMP snooping, configure a Layer 3 interface in the subnet for multicast routing (see
Note
"Configuring IP Multicast Layer 3
the
IGMP snooping allows Catalyst 6500 series switches to examine IGMP packets and make forwarding
decisions based on their content.
These sections describe how to configure IGMP snooping:
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•
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Except for the global enable command, all IGMP snooping commands are supported only on VLAN
Note
interfaces.
Catalyst 6500 Series Switch Cisco IOS Software Configuration Guide—Release 12.1 E
21-8
"Enabling the IGMP Snooping Querier" section on page
Enabling IGMP Snooping, page 21-9
Configuring IGMP Snooping Learning, page 21-10
Configuring a Multicast Router Port Statically, page 21-10
Configuring the IGMP Query Interval, page 21-11
Enabling IGMP Fast-Leave Processing, page 21-11
Configuring a Host Statically, page 21-12
Displaying IGMP Snooping Information, page 21-12
Purpose
Exits configuration mode.
Verifies the configuration.
Switching") or enable the IGMP snooping querier in the subnet (see
21-7).
Chapter 21 Configuring IGMP Snooping
Chapter 18,
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