reset igmp group
Use reset igmp group to clear dynamic IGMP multicast group entries.
Syntax
reset igmp [ vpn-instance vpn-instance-name ] group { all | interface interface-type interface-number { all | group-address [ mask { mask | mask-length } ] [ source-address [ mask { mask | mask-length } ] ] } }
Views
User view
Predefined user roles
network-admin
Parameters
vpn-instance vpn-instance-name: Specifies an MPLS L3VPN instance by its name, a case-sensitive string of 1 to 31 characters. If you do not specify a VPN instance, this command clears dynamic IGMP multicast group entries on the public network.
all: Specifies all interfaces (the first all), or all IGMP multicast groups (the second all).
interface-type interface-number: Specifies an interface by its type and number.
group-address: Specifies a multicast group by its IP address in the range of 224.0.0.0 to 239.255.255.255.
source-address: Specifies a multicast source address. If you do not specify a multicast source, this command clears dynamic IGMP multicast group entries for all multicast source addresses.
mask: Specifies an address mask. The default is 255.255.255.255.
mask-length: Specifies an address mask length. The default is 32. For a multicast group address, the value range for this argument is 4 to 32. For a multicast source address, the value range for this argument is 0 to 32.
Usage guidelines
This command might interrupt the multicast information transmission.
Examples
# Clear dynamic IGMP multicast group entries for all interfaces on the public network.
<Sysname> reset igmp group all
# Clear all dynamic IGMP multicast group entries for VLAN-interface 100 on the public network.
<Sysname> reset igmp group interface vlan-interface 100 all
# Clear the dynamic IGMP multicast group entry of group 225.0.0.1 for VLAN-interface 100 on the public network.
<Sysname> reset igmp group interface vlan-interface 100 225.0.0.1
Related commands
display igmp group