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Re: administrivia (on avoiding injury)
At 06:09 PM 4/10/01 , Michael Richardson - IETF mailbox wrote:
> >>>>> "Margaret" == Margaret Wasserman <mrw@windriver.com> writes:
> Margaret> Also, how are we going to reach a resolution on our requirements
> Margaret> for IPv6 backwards compatibility, if any? I have heard one or
> Margaret> two loud (and repeated) objections to Brian's proposed wording:
>
> Margaret> "An IPv6 host running RFC 2460 IPv6, and running TCP and UDP
> Margaret> applications, including IPv4 applications running over
> Margaret> bump-in-the-stack or bump-in-the-API, must be able to open *new*
> Margaret> TCP and UDP sessions, regardless of which of the site's IPv6
> Margaret> provider links is up or down."
>
> Why is TCP and UDP specified?
I was actually quoting Brian Carpenter, but I'll respond anyway...
TCP and UDP are the most widely used transports on the Internet. I certainly
wouldn't have an objection to a solution that _also_ allowed IPSec, SCTP,
MobileIP, etc. to establish new connections in the same situation. In fact,
I think that such a solution would be preferred. However, I believe that
the requirement should only be for TCP and UDP.
Margaret