nanog mailing list archives

Re: multi-homing fixes


From: Greg Maxwell <gmaxwell () martin fl us>
Date: Fri, 31 Aug 2001 10:50:20 -0400 (EDT)


On Fri, 31 Aug 2001, Iljitsch van Beijnum wrote:

[snip]
The only way we're ever going back to a 8k routing table in IPv6 is if
multihoming at the host level becomes a decent alternative. There is SCTP,
a transport protocol that will handle multiple source and destination IP
addresses, so when one path goes down, it will use another. (SCTP is
useless as a TCP replacement, though.) And there have been successful
experiments with adding this kind of functionality to TCP.
[snip]

I've been being good about keeping my multi6 advocacy off of nanog, but I
have to correct here:  SCTP can be used as a full replacement of TCP as it
is a strict superset, it also can replace UDP for many applications.

As soon as the SCTP TCP-like API is finished in the Linux kernel SCTP
implimentation I'll be making the minor changes to a few apps (lynx,
openssh, and apache for starters) to demonstrate how easily TCP
applications can be transisitoned to SCTP for multihoming support (SCTP
has a number of additional advantages that would be useful, such has
multiple streams which would require more then a simple search and
replace).



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