The stupidity of trying to "fix" DHCPv6

Kelly Setzer Kelly.Setzer at
Tue Jun 14 01:17:57 UTC 2011

> -----Original Message-----
> From: Leo Bicknell [mailto:bicknell at]
> Sent: Monday, June 13, 2011 7:55 PM
> To: nanog at
> Subject: Re: The stupidity of trying to "fix" DHCPv6
> I understand on some level why the IETF doesn't want DHCPv4 to be able to hand
> out IPv6 stuff, and doesn't want DHCPv6 to hand out
> IPv4 stuff.  In the long run if you assume we transition to IPv6 and run only
> IPv6 for years after that it makes sense.
> However, I do think a single option is needed in both, "ProtocolsAvailable".
> Today it could have "4" or "6", or "4,6".

DNS is "two-legged".  DNS and DHCP are so intertwined from an operational perspective, I don't see how we'll get through this without DHCP becoming two-legged.

> This would allow end stations to greatly optimize their behavior at all stages
> of deployment.




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