Re: Network layer reqt? [was Re: Transport level multihoming]

[Masataka Ohta <mohta@necom830.hpcl.titech.ac.jp>]

Brian;

> I think Margaret Wasserman's message captured the requirement. An
> IPv6 host running RFC 2460 IPv6, and running TCP and UDP applications, 
> including IPv4 applications running over bump-in-the-stack or 
> bump-in-the-API, must be able to open *new* TCP and UDP sessions,
> regardless of which of the site's IPv6 provider links is up or down.

Wrong.

TCP is the reliable transport.

Most TCP applications are so stateful that they can not accept a
loss of bytes.

If you insist that TCP may be unreliable upon multihoming,
you will end up with construting virtual reliable TCP over
unreliable TCP.

							Masataka Ohta