[openib-general] IPv6 All Router Multicast Group

[Roland Dreier]

    Hal> I would expect end nodes joining the all routers group to at
    Hal> least be listening to router advertisements so just joining
    Hal> send only doesn't make sense. If the node is behaving as a
    Hal> router, I would expect a full join as they would need to both
    Hal> send and receive.

Doesn't IPv6 autoconfiguration work by having a node send a
router solicit message to the all-routers group (without needing to
listen to the all-routers group)?

 - R.