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| Sun Ethernet Fabric Operating System ### MLDS Administration Guide

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## Enable MLDS Globally

By default, MLDS is disabled globally. To enable MLDS, you must first disable GMRP.

1. Disable GMRP globally.

       SEFOS# configure terminal
       SEFOS(config)# set gmrp disable

2. Enable MLDS globally.

       SEFOS(config)# ipv6 mld snooping
       SEFOS(config)# end

3. View the configuration.

       SEFOS# show ipv6 mld snooping globals

       Snooping Configuration
       -----------------------------
       MLD Snooping globally enabled
       MLD Snooping is operationally enabled
       Transmit Query on Topology Change globally disabled
       Multicast forwarding mode is MAC based
       Proxy globally disabled
       Proxy reporting globally enabled
       Filter is disabled
       Router port purge interval is 125 seconds
       Port purge interval is 260 seconds
       Report forward interval is 5 seconds
       Group specific query interval is 2 seconds
       Reports are forwarded on router ports
       Group specific query retry count is 2
       Multicast VLAN disabled
       Leave config level is Vlan based

4. After enabling MLDS on switch A, send an MLDS v2 report from host A (connected to the port 1 of switch A) to the multicast group `33:33:00:01:00:01`, which will be learned on switch A.
5. View the entry learned on switch A.

       SEFOS# show ipv6 mld snooping forwarding-database
        Vlan  MAC-Address          Ports
        ----  -----------------    -----
           2  33:33:00:01:00:01    Ex0/1

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