Removing T/TCP and replacing it with something simpler
Randall Stewart
randall at stewart.chicago.il.us
Sat Oct 23 06:20:46 PDT 2004
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 at crodrigues.org
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>
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--
Randall Stewart
803-345-0369 <or> 815-342-5222(cell)
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