R0106-HP MSR Router Series IP Multicast Command Reference(V7)

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Syntax
igmp fast-leave [ group-policy acl-number ]
undo igmp fast-leave
Default
Fast-leave processing is disabled. The IGMP querier sends IGMP group-specific queries or IGMP
group-and-source-specific queries after receiving an IGMP leave message from a host, instead of sending
a leave notification directly to the upstream.
Views
Interface view
Predefined user roles
network-admin
Parameters
acl-number: Specifies an IPv4 basic ACL by its number in the range of 2000 to 2999. The fast-leave
processing function takes effect on only the multicast groups that match the permit statement in the
specified ACL. If no ACL is specified, the command takes effect on all multicast groups.
Examples
# Enable fast-leave processing on GigabitEthernet 2/1/1.
<Sysname> system-view
[Sysname] interface gigabitethernet 2/1/1
[Sysname-GigabitEthernet2/1/1] igmp fast-leave
igmp group-policy
Use igmp group-policy to configure a multicast group filter for an interface to control the multicast groups
that the hosts on the interface can join.
Use undo igmp group-policy to remove the multicast group filter.
Syntax
igmp group-policy acl-number [ version-number ]
undo igmp group-policy
Default
No multicast group filter is configured on an interface, and a host on the interface can join any multicast
group.
Views
Interface view
Predefined user roles
network-admin
Parameters
acl-number: Specifies an IPv4 basic or advanced ACL by its number in the range of 2000 to 3999.
Receiver hosts can join only the multicast groups that the ACL permits. In an IPv4 basic ACL, the source
keyword matches against the multicast group addresses specified in IGMP reports. In an IPv4 advanced
ACL, the source and destination keywords match against the multicast source addresses and multicast