Date: Thu, 18 Oct 2001 12:20:10 +0100 (BST) From: =?iso-8859-1?q?Gavin=20Kenny?= <gavinkenny@yahoo.co.uk> To: bmah@FreeBSD.ORG, Garrett Wollman <wollman@khavrinen.lcs.mit.edu> Cc: bmah@FreeBSD.ORG, Gavin Kenny <gavinkenny@yahoo.co.uk>, net@FreeBSD.ORG Subject: Re: TCP Flavour Message-ID: <20011018112010.69826.qmail@web20008.mail.yahoo.com> In-Reply-To: <200110171750.f9HHoJc05421@c527597-a.cstvl1.sfba.home.com>
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--- "Bruce A. Mah" <bmah@FreeBSD.ORG> wrote: > If memory serves me right, Garrett Wollman wrote: > > <<On Wed, 17 Oct 2001 09:59:23 -0700, "Bruce A. > Mah" <bmah@FreeBSD.ORG> said: > > > > > If memory serves me right, > =?iso-8859-1?q?Gavin=20Kenny?= wrote: > > > > >> What flavour of TCP is standard in the FreeBSD > stack, > > >> is it Reno or New Reno, Vegas, Tahoe any > others? > > > > > You didn't say what version of FreeBSD you were > concerned with, but > > > 4.3-RELEASE and later versions all use NewReno. > > > > Well, um, yes and no. FreeBSD includes the > ``NewReno'' algorithm, but > > it is probably not appropriate to characterize > FreeBSD's TCP stack in > > that way. I would say that FreeBSD implementes > the FreeBSD flavor of > > TCP, which is a unique blend of ideas from many > outside efforts, and > > is based originally on the 4.4BSD stack. > > OK, that's a fair characterization. There's more to > TCP than the > congestion control and retransmission > algorithms...other things such as > initial sequence number generation (RFC 1948 or some > variant thereof), > timestamps (RFC 1323), etc. > > Bruce. > Ah! OK. I was using 4.1 so I guess it uses plain Reno, I've been looking at Tranquility for space applications and comparing the two. Is there somewhere that documents all the differences between the different types, Reno, NewReno, Vegas, etc? Many thanks Gavin ____________________________________________________________ Nokia Game is on again. Go to http://uk.yahoo.com/nokiagame/ and join the new all media adventure before November 3rd. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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