H3C Technologies H3C SecPath F1000-E - Manual (Page 50)

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To do… Use the command… Remarks
Enter interface view
interface interface-type
interface-number
—
Enable the IGMP SSM
mapping feature
igmp ssm-mapping enable
Required
Disabled by default
NOTE:
To ensure SSM service for all hosts on a subnet, regardless of the IGMP version running on the hosts,
enable IGMPv3 on the interface that forwards multicast traffic onto the subnet.
Configuring SSM Mappings
By performing this configuration multiple times, you can map a multicast group to different multicast
sources.
Follow these steps to configure an IGMP SSM mapping:
To do… Use the command… Remarks
Enter system view system-view —
Enter public network IGMP
view
igmp —
Configure an IGMP SSM
mapping ssm-mapping group-address { mask |
mask-length } source-address
Required
No IGMP mappings are
configured by default.
Configuring IGMP Proxying
Configuration Prerequisites
Before configuring the IGMP proxying feature, complete the following tasks:
• Configure any unicast routing protocol so that all devices in the domain are interoperable at the
network layer.
• Enable IP multicast routing.
Enabling IGMP Proxying
You can enable IGMP proxying on the interface in the direction toward the root of the multicast
forwarding tree to make the device serve as an IGMP proxy.
Follow these steps to enable IGMP proxying:
To do… Use the command… Remarks
Enter system view system-view —
Enter interface view
interface interface-type
interface-number
—