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Ste
Command
Remarks
2. Enter IGMP view.
igmp [ vpn-instance
vpn-instance-name ]
N/A
3. Enable the load splitting
function on the IGMP proxy.
proxy multipath
By default, the load splitting
function is disabled.
Displaying and maintaining IGMP
CAUTION:
The reset igmp group command might cause multicast data transmission failures.
Execute display commands in any view and reset commands in user view.
Task Command Remarks
Display IGMP group information.
display igmp [ vpn-instance vpn-instance-name ]
group [ group-address | interface interface-type
interface-number ] [ static | verbose ]
N/A
Display IGMP information.
display igmp[ vpn-instance vpn-instance-name ]
interface [ interface-type interface-number ]
[ proxy ] [ verbose ]
N/A
Display multicast group
membership information
maintained by the IGMP proxy.
display igmp [ vpn-instance vpn-instance-name ]
proxy group [ group-address | interface
interface-type interface-number ] [ verbose ]
N/A
Display information about IGMP
proxy routing table.
display igmp [ vpn-instance vpn-instance-name ]
proxy routing-table [ source-address [ mask
{ mask-length | mask } ] | group-address [ mask
{ mask-length | mask } ] ] * [ verbose ]
N/A
Display IGMP SSM mappings.
display igmp [ vpn-instance vpn-instance-name ]
ssm-mapping group-address
N/A
Clear all the dynamic IGMP
group entries of the specified
IGMP group or all IGMP groups.
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 } ] ] } }
This command
cannot remove static
IGMP group entries.
IGMP configuration examples
This section provides examples of configuring IGMP on routers.
Basic IGMP functions configuration examples
Network requirements
As shown in Figure 26:
• VOD streams are sent to receiver hosts in multicast. Receiver hosts of different organizations form
stub networks N1 and N2. Host A and Host C are receiver hosts in N1 and N2, respectively.