Date: Sat, 10 Jun 2000 07:17:17 +0200 (CEST) From: Luigi Rizzo <luigi@info.iet.unipi.it> To: Adam <bsdx@looksharp.net> Cc: net@FreeBSD.ORG Subject: Re: HEADS UP- WF2Q and RED now available in -current Message-ID: <200006100517.HAA05837@info.iet.unipi.it> In-Reply-To: <Pine.BSF.4.21.0006091640310.96469-100000@turtle.looksharp.net> from Adam at "Jun 9, 2000 04:43:07 pm"
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> >> Random Early Discard : if the channel has not enough bandwidth, just > >> throw away some frames (randomly) > > > >More to the point, it takes advantage of TCP backoff to slow down all the > >TCP sessions so that you don't quite get to the point of hitting the 100% > >limit and losing a large chunk of in-flight data. If you drop a few packets > >earlier you can "shape" the tcp connection(s) so that they don't hit the > >wall hard. > > > >Cheers, > >-Peter > > This sounds like _exactly_ what I need for my link :) Anyone have any > information on how to set that up? It might just be enough reason to > upgrade my firewall ;> actually if you have WFQ you should not need RED. The reason there is interest in RED is that it does not require per-flow state so it is cheaper in terms of resources. cheers luigi -----------------------------------+------------------------------------- Luigi RIZZO, luigi@iet.unipi.it . Dip. di Ing. dell'Informazione http://www.iet.unipi.it/~luigi/ . Universita` di Pisa TEL/FAX: +39-050-568.533/522 . via Diotisalvi 2, 56126 PISA (Italy) Mobile +39-347-0373137 -----------------------------------+------------------------------------- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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