H3C Technologies H3C S10500 Series Switches - Manual (Page 120)

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Enabling IGMP in a VPN instance
Follow these steps to enable IGMP in a VPN instance:
To do... Use the command... Remarks
Enter system view system-view —
Create a VPN instance and enter
VPN instance view
ip vpn-instance vpn-instance-name —
Configure an RD for the VPN
instance route-distinguisher
route-distinguisher Required
No RD is configured by default.
Enable IP multicast routing multicast routing-enable
Required
Disabled by default
Enter interface view
interface interface-type
interface-number
—
Bind the interface with a VPN
instance
ip binding vpn-instance
vpn-instance-name
Required
By default, an interface belongs to
the public network, and is not
bound with any VPN instance.
Enable IGMP igmp enable
Required
Disabled by default
NOTE:
•
For more information about the ip vpn-instance, route-distinguisher, and ip binding vpn-instance
commands, see
MPLS Command Reference.
• For more information about the multicast routing-enable command, see IP Multicast Command
Reference.
Configuring IGMP versions
Because the protocol packets of different IGMP versions vary in structure and type, you must configure the
same IGMP version for all routers on the same subnet before IGMP can work properly.
Configuring an IGMP version globally
Follow these steps to configure an IGMP version globally:
To do... Use the command... Remarks
Enter system view system-view —
Enter public network IGMP view or VPN
instance IGMP view igmp [ vpn-instance
vpn-instance-name ]
—
Configure an IGMP version globally version version-number
Required
IGMPv2 by default
Configuring an IGMP version on an interface
Follow these steps to configure an IGMP version on an interface: