R211x-HP Flexfabric 11900 IP Multicast Command Reference

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Default
The device immediately triggers a switchover to SPT after receiving the first multicast packet.
Views
PIM view
Predefined user roles
network-admin
mdc-admin
Parameters
immediacy: Triggers a switchover to SPT immediately.
infinity: Disables switchover to SPT.
group-policy acl-number: Specifies an IPv4 basic ACL number in the range of 2000 to 2999. If an IPv4
basic ACL is specified, the configuration applies to the multicast groups that the ACL permits. If you do
not specify an ACL or the specified ACL does not exist, or if the specified ACL does not have any valid
rules, the configuration applies to all multicast groups.
Usage guidelines
CAUTION:
If the device is an RP, disablin
g
switchover to SPT mi
g
ht cause multicast traffic forwardin
g
failures on the
source-side DR. When disabling switchover to SPT, be sure you fully understand its impact on your
network.
The source field in an ACL specifies the multicast group range. If you specify a VPN instance in the ACL,
the ACL does not take effect. The other optional parameters except the time-range keyword and the
fragment keyword are ignored.
Examples
# Disable switchover to SPT on a receiver-side DR on the public network.
<Sysname> system-view
[Sysname] pim
[Sysname-pim] spt-switch-threshold infinity
ssm-policy (PIM view)
Use ssm-policy to configure the SSM group range.
Use undo ssm-policy to restore the default.
Syntax
ssm-policy acl-number
undo ssm-policy
Default
The SSM group range is 232.0.0.0/8.
Views
PIM view