On Feb 21, 2006, at 2:08 PM, Jonathan Stone wrote:

> I guess I'm partly confused becuase, from where I'm sitting, a common
> header followed by IPv4 or IPv6-specific portions seems cleaner and
> more in our spirit of "doing things right".

An even better way to do it would be one suggested by Matt Thomas --  
IPv4 as a separate code base simply goes away, and instead takes the  
mapped-address path through the IPv6 stack.

-- thorpej