ipv6 mld

Syntax

ipv6 mld [auto port-list|blocked port-list|forward port-list]

Description

This command sets per-port traffic filters, which specify how each port should handle MLD traffic.

Options

The following settings are allowed:

auto: Follows MLD snooping rules: packets are forwarded for joined groups.
blocked: All multicast packets are dropped, except that packets for well-known addresses are forwarded.
forward: All multicast packets are forwarded.
port-list: Specifies the affected port or range of ports.

The default value of the filter is auto

Example

Configuring per-port MLD traffic filters

Switch(vlan–500)# ipv6 mld forward 1–3
Switch(vlan–500)# ipv6 mld blocked 46–47
Switch# show ipv6 mld vlan 500 config

 MLD Service Vlan Config

  VLAN ID                               : 500
  VLAN NAME                             : VLAN500
  MLD Enabled [No]                      : Yes
  Querier Allowed [Yes]                 : Yes
  MLD Version                           : 2
  Strict Mode                           : No
  Last Member Query Interval (seconds)  : 10
  Robustness-Count                      : 2
  Port Type        Port Mode    Forced Fast Leave  Fast Leave  Fast Learn
  –––– –––––––––-––––––––– ––––––––––––––––– ––––––––––------------------
  1   100/1000T    forward      No                 Yes         No
  2   100/1000T    forward      No                 Yes         No
  3   100/1000T    forward      No                 Yes         No
  46  100/1000T    blocked      No                 Yes         No
  47  100/1000T    blocked      No                 Yes         No
  48  100/1000T    auto         No                 Yes         No

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