Chapter 20
| Multicast Filtering Commands
IGMP Snooping
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Example
The following shows the multicast entries learned through IGMP snooping for
VLAN 1.
Console#show ip igmp snooping group vlan 1
Bridge Multicast Forwarding Entry Count:0
VLAN Group Source Port List
-------- ---------------- ---------------- ---------------------------------
1 224.1.1.12 * Eth 1/12(S)
1 224.1.1.12 * Eth 1/23(D)
Console#
show ip igmp
snooping mrouter
This command displays information on statically configured and dynamically
learned multicast router ports.
Syntax
show ip igmp snooping mrouter [vlan vlan-id]
vlan-id - VLAN ID (Range: 1-4093)
Default Setting
Displays multicast router ports for all configured VLANs.
Command Mode
Privileged Exec
Command Usage
Multicast router port types displayed include Static or Dynamic.
Example
The following shows the ports in VLAN 1 which are attached to multicast routers.
Console#show ip igmp snooping mrouter vlan 1
VLAN M'cast Router Ports Type
---- ------------------- -------
1 Eth 1/11 Static
Console#