Date: Tue, 3 Sep 1996 22:32:05 +0200 (MET DST) From: Stefan Esser <se@zpr.uni-koeln.de> To: Luigi Rizzo <luigi@labinfo.iet.unipi.it> Cc: hackers@freebsd.org, olah@freefall.freebsd.org, phk@freebsd.org, jkh@freebsd.org Subject: Re: SACK and other TCP modifications available Message-ID: <199609032032.WAA02633@x14.mi.uni-koeln.de> In-Reply-To: <199608271404.QAA06501@labinfo.iet.unipi.it> References: <199608271404.QAA06501@labinfo.iet.unipi.it>
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Luigi Rizzo writes: > It would be nice if someone could try some of the changes below > and send some feedback, and possibly arrange to include this in > -current sources. > > Luigi > ----------- > > The file "sack.diffs", available from > > http://www.iet.unipi.it/~luigi/research.html > > includes a number of modifications to TCP designed to improve > performance in presence of losses, namely: > - MODIFIED FAST RETRANSMIT > - NEWRENO > - SACK (Selective Acknowledgements) > - TSACK (Selective Acknowledgements in RFC1323 timestamps) > > The software is in alpha stage, although it has been running for > a couple of weeks in intermediate formats, and it is running on a > couple of our systems since Aug.26 1996. > > MODIFIED FAST RETRANSMIT is really helpful on lossy links, and does > not need modifications at the receive side. Same for NEWRENO. Hi Luigi! I tried to contact the URL you gave above, but with no success at all :( And I really could make good use of those TCP patches, since I got as lossy a link as anybody could possibly imagine :) Is there another site that offers your patches ? How about uploading them to Freefall ? Regards, STefan
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