Re: IPv6 Stable Private Addresses RFC 7217

[John Nemeth <jnemeth%cue.bc.ca@localhost>]

On Jun 4, 10:13am, Ted Lemon wrote:
} 
} Addressing this problem by providing a mechanism for updating
} the DNS automatically when DAD fails or when you get renumbered
} would be a win.   However, DNS doesn't guarantee freshness for
} updates that occurred more recently than the TTL on the record,
} so this still doesn't really solve the DAD problem--it just
} mitigates it somewhat.   To solve it you need something like SAVI
} on your switches, so that they can prevent address stealing.
} IOW, this is not something you can actually prevent on the host.

     What is SAVI?

}-- End of excerpt from Ted Lemon