H3C Technologies H3C S7500E Series Switches - Manual (Page 342)

12-22
To do… Use the command… Remarks
Enter interface view
interface interface-type
interface-number
—
Enable IPv6 multicast forwarding on
a non-querier downstream interface
mld proxying forwarding
Required
Disabled by default
On a multi-access network with more than one MLD proxy devices, you cannot enable IPv6 multicast
forwarding on any other non-querier downstream interface after one of the downstream interfaces of
these MLD proxy devices has been elected as the querier. Otherwise, duplicate multicast flows may
be received on the multi-access network.
Displaying and Maintaining MLD Configuration
To do… Use the command… Remarks
Display MLD multicast group
information
display mld group [ ipv6-group-address | interface
interface-type interface-number ] [ static | verbose ]
Available in
any view
Display Layer 2 port information
about MLD multicast groups (on
a distributed device)
display mld group port-info [ vlan vlan-id ] [ slot
slot-number ] [ verbose ]
Available in
any view
Display the Layer 2 port
information of MLD multicast
groups (on a distributed IRF
device)
display mld group port-info [ vlan vlan-id ] [ chassis
chassis-number slot slot-number ] [ verbose ]
Available in
any view
Display MLD configuration and
running information on the
specified interface or all
MLD-enabled interfaces
display mld interface [ interface-type interface-number ]
[ verbose ]
Available in
any view
Display the information of the
MLD proxying groups
display mld proxying group [ group-address ]
[ verbose ]
Available in
any view
Display the information of the
MLD routing table
display mld routing-table [ ipv6-source-address
[ prefix-length ] | ipv6-group-address [ prefix-length ] | flags
{ act | suc } ] *
Available in
any view
Display MLD SSM mappings display mld ssm-mapping ipv6-group-address
Available in
any view