HP A8800 Configuration Manual page 330

NOTE:
On a router with Layer 3 IPv6 multicast routing enabled, use the display mld group port-info command to
display Layer 2 port information.
If IPv6 PIM is disabled on the router, one of the following occurs:
•
If MLD is disabled, the router deletes all its dynamic router ports.
If MLD is enabled, the router maintains all its dynamic member ports and dynamic router ports.
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