Configuration procedure, Configuring an ipv6 multicast group filter, Adjusting mld performance – H3C Technologies H3C S12500-X Series Switches User Manual

Page 149: An rp cannot join an spt in pim-sm

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does not send any MLD report or an MLD done message without a request. This is because the

interface is not a real member of the IPv6 multicast group or the IPv6 multicast source and group.

Configuration procedure

To configure an interface as a static member interface:

Step

Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Enter interface view.

interface interface-type
interface-number

N/A

3.

Configure the interface as a

static member interface.

mld static-group
ipv6-group-address [ source
ipv6-source-address ]

By default, an interface is not a
static member of any IPv6 multicast

group or IPv6 multicast source and

group.

Configuring an IPv6 multicast group filter

To restrict the hosts on the network attached to an interface from joining certain IPv6 multicast groups,

you can specify an IPv6 ACL on the interface as a packet filter so that the interface maintains only the
IPv6 multicast groups that match the criteria.
To configure an IPv6 multicast group filter:

Step

Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Enter interface view.

interface interface-type
interface-number

N/A

3.

Configure an IPv6 multicast

group filter.

mld group-policy acl6-number
[ version-number ]

By default, no IPv6 group filter is
configured on the interface. The

hosts on the current interface can

join any multicast group.

NOTE:

If you configure the interface as a static member interface for an IPv6 multicast group or an IPv6 multicast
source and group, this configuration is not effective for the IPv6 multicast group or the IPv6 multicast

source and group.

Adjusting MLD performance

Before adjusting MLD performance, complete the following tasks:

Enable IPv6 forwarding and configure an IPv6 unicast routing protocol so that all devices can be
interoperable at the network layer.

Configure basic MLD functions.

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