nanog mailing list archives

Re: who gets a /32 [Re: IPV6 renumbering painless?]


From: Barney Wolff <barney () databus com>
Date: Mon, 29 Nov 2004 21:23:19 -0500


On Mon, Nov 29, 2004 at 06:02:48PM -0800, Owen DeLong wrote:

Please point me to where I can get a version of SSH that uses SCTP instead
of TCP and talks to the existing SSHD services using TCP with flow
survivability.  If the TCP library changes underneath SSH and provides this
capability, it will get deployed.  If we need to completely rewrite all the
applications to support TCP and SCTP in some sort of split-brained idea of
how the world should work, then, adoption is less likely.

But old-style tcp apps don't work with ipv6 either.  So if you're going
to demand binary compatibility, all the mechanics need to get done below
the app anyway.

It would have been nice to make sctp be the standard stream protocol for
ipv6.  For most nanog customers, there's still time.  Those places that
have already seen significant ipv6 adoption may need to upgrade again.
If we wait much longer, of course, the opportunity will be lost.  To
argue that it's already too late, when ipv6 is a small fraction of all
traffic and an infinitesmal fraction of future traffic is, imho, foolish.

-- 
Barney Wolff         http://www.databus.com/bwresume.pdf
I'm available by contract or FT, in the NYC metro area or via the 'Net.


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