Re: Removing T/TCP and replacing it with something simpler

From: Randall Stewart (randall_at_stewart.chicago.il.us)
Date: 10/23/04

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    Date: Sat, 23 Oct 2004 09:19:08 -0400
To: "Russell L. Carter" <rcarter@pinyon.org>

    Russell L. Carter wrote:
    > Greetings,
    >
    > It is not easy to get kame up and running, and I know this because
    > I have. It is beyond all ordinary production installations.

    Wow.. I have never had a problem installing it.. but of
    course I have worked in U**X for 20+ years... so maybe
    I don't notice and am not a good example :-9
    >
    > And as Craig notes it's not possible[1] in the 5* line
    > yet. Maybe Randall would like to chip in on whether BSD SCTP
    > is ready for prime time in FreeBSD. But do not underestimate
    > the gains this protocol provides for fault tolerant
    > server applications.

    The 5* port is on my radar... as I just posted in my
    cross post). The 4* is ready for prime time IMO, I do
    have a few bugs that need addressing (I will get to
    them next week I hope ...sigh)

    R

    >
    > Russell
    >
    > [1] It's been two months since I tried.
    >
    > :
    > : On Thu, Oct 21, 2004 at 09:32:48PM +0200, Marco Molteni wrote:
    > : > SCTP in KAME is complete, stable and fully supported.
    > : > It is mainly developed by the SCTP RFC author, Randall Stewart.
    > :
    > : Randall has been maintaining his SCTP stack on FreeBSD 4.x,
    > : OpenBSD, and NetBSD. It has recently been ported to Darwin.
    > :
    > :
    > : >
    > : > A T/TCP alternative as you are describing sounds very
    > : > similar to PR-SCTP (Partial Reliability SCTP). (Don't let the
    > : > name fool you, please read the internet draft).
    > :
    > : Interesting stuff:
    > : http://www.portaroo.net/ietf/idref/draft-ietf-tsvwg-prsctp/
    > :
    > : >
    > : > There is at least another kernel-level open source implementation,
    > : > for Linux, plus other user-level implementations.
    > :
    > : There is one kernel implementation of SCTP in
    > : the Linux 2.6 series of kernels ( http://lksctp.sourceforge.net ),
    > : and another kernel level implementation available separately
    > : ( http://www.openss7.org/sctp.html ).
    > :
    > : SCTP is an IETF standard, and a lot of people are getting interested
    > : in it. It would be nice to have it in FreeBSD, especially since
    > : it is showing up in the Linux distributions.
    > :
    > : The only issue with Randall's implementation is that
    > : it is only for 4.x.....I looked a while back at porting it to 5.x/CURRENT....
    > : there is some work that needs to be done, i.e. using
    > : the new zone(9) API for allocating memory, and probably also
    > : getting the locking right.
    > :
    > : I don't know how much overlap there is with what Andre is going to
    > : implement, but I thought I would throw the information out there
    > : for those who may be interested. :)
    > :
    > : --
    > : Craig Rodrigues
    > : http://crodrigues.org
    > : rodrigc@crodrigues.org
    > : _______________________________________________
    > : freebsd-net@freebsd.org mailing list
    > : http://lists.freebsd.org/mailman/listinfo/freebsd-net
    > : To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
    >
    >
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    -- 
Randall Stewart
803-345-0369 <or> 815-342-5222(cell)
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