Installation guide

Cisco HWIC-4ESW and HWIC-D-9ESW EtherSwitch Interface Cards
How to Configure EtherSwitch HWICs
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Cisco IOS Release 12.3(8)T4
OL-6454-01
Configuring a Multicast Router Port
Beginning in privileged EXEC mode, follow these steps to enable a static connection to a multicast
router.
SUMMARY STEPS
1. configure terminal
2. ip igmp snooping vlan vlan-id mrouter {interface interface-id | learn pim-dvmrp}
3. end
4. show ip igmp snooping [vlan vlan-id ]
5. show ip igmp snooping mrouter [vlan vlan-id ]
6. copy running-config startup-config
DETAILED STEPS
Step 4
show mac-address-table multicast [vlan
vlan-id ] [user | igmp-snooping] [count]
Displays MAC address table entries for a VLAN.
• vlan-id is the multicast group VLAN ID.
• user displays only the user-configured multicast entries.
• igmp-snooping displays entries learned via IGMP
snooping.
• count displays only the total number of entries for the
selected criteria, not the actual entries.
Step 5
copy running-config startup-config
(Optional) Saves your configuration to the startup configuration.
Command Purpose
Command Purpose
Step 1
configure terminal
Enters global configuration mode.
Step 2
ip igmp snooping vlan vlan-id mrouter
{interface interface-id | learn pim-dvmrp}
Specify the multicast router VLAN ID (1 to 1001).
Specify the interface to the multicast router.
Step 3
end
Returns to privileged EXEC mode.
Step 4
show ip igmp snooping [vlan vlan-id ]
Verifies that IGMP snooping is enabled on the VLAN interface.
Step 5
show ip igmp snooping mrouter [vlan
vlan-id ]
Displays information on dynamically learned and manually
configured multicast router interfaces.
Step 6
copy running-config startup-config
(Optional) Saves your configuration to the startup configuration.