Dell PowerConnect B-RX Configuration Manual page 1134

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Displaying IP multicast information
The following example shows IGMP flows information listed by the show ip multicast command,
followed by removal of the information by the clear ip multicast all command.
BigIron RX# show ip multicast
IP multicast is enabled - Active
VLAN ID 1
Active 192.168.2.30 Router Ports
Multicast Group: 239.255.162.5, Port: 4/4 4/13
Multicast Group: 239.255.162.4, Port: 4/10 4/13
BigIron RX# clear ip multicast all
BigIron RX# show ip multicast
IP multicast is enabled - Active
VLAN ID 1
Active 192.168.2.30 Router Ports
To clear the learned IGMP flows for a specific IP multicast group, enter a command such as the
following.
BigIron RX# clear ip multicast group 239.255.162.5
The following example shows how to clear the IGMP flows for a specific group and retain reports for
other groups.
BigIron RX# show ip multicast
IP multicast is enabled - Active
VLAN ID 1
Active 192.168.2.30 Router Ports
Multicast Group: 239.255.162.5, Port: 4/4 4/13
Multicast Group: 239.255.162.4, Port: 4/10 4/13
BigIron RX# clear ip multicast group 239.255.162.5
BigIron RX# show ip multicast
IP multicast is enabled - Active
VLAN ID 1
Active 192.168.2.30 Router Ports
Multicast Group: 239.255.162.4, Port: 4/10 4/13
Syntax: clear ip multicast all | group <group-id>
The all parameter clears the learned flows for all groups.
The group <group-id> parameter clears the flows for the specified group but does not clear the
flows for other groups.
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BigIron RX Series Configuration Guide
53-1001810-01