[Tsvwg] Fwd: I-D ACTION:draft-ludwig-tsvwg-tcp-eifel-alg-00.txt

Reiner Ludwig <Reiner.Ludwig@Ericsson.com> Thu, 23 November 2000 10:54 UTC

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Date: Thu, 23 Nov 2000 11:39:46 +0100
To: tsvwg@ietf.org
From: Reiner Ludwig <Reiner.Ludwig@Ericsson.com>
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Subject: [Tsvwg] Fwd: I-D ACTION:draft-ludwig-tsvwg-tcp-eifel-alg-00.txt
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I would very much appreciate to get some feedback on this mailing list 
concening draft-ludwig-tsvwg-tcp-eifel-alg-00.txt.

///Reiner


>To: IETF-Announce: ;
>From: Internet-Drafts@ietf.org
>Reply-to: Internet-Drafts@ietf.org
>Subject: I-D ACTION:draft-ludwig-tsvwg-tcp-eifel-alg-00.txt
>Date: Tue, 21 Nov 2000 05:56:28 -0500
>Sender: nsyracus@cnri.reston.va.us
>
>A New Internet-Draft is available from the on-line Internet-Drafts 
>directories.
>
>
>         Title           : The Eifel Algorithm for TCP
>         Author(s)       : R. Ludwig
>         Filename        : draft-ludwig-tsvwg-tcp-eifel-alg-00.txt
>         Pages           : 12
>         Date            : 20-Nov-00
>
>TCP's intertwined error and congestion control is not robust against
>spurious timeouts nor is it robust against packet re-orderings. A
>packet that is delayed in the network beyond the expiration of TCP's
>retransmission timer, is mistaken for a packet loss by a TCP sender.
>Also, a packet that is re-ordered in the network beyond TCP's
>duplicate acknowledgment threshold, is eventually mistaken for a
>packet loss by a TCP sender. Both situations lead to a spurious
>retransmit of the oldest outstanding segment, and an unnecessary
>reduction of the congestion window at the sender. Moreover, a
>spurious timeout forces the sender into a go-back-N retransmission
>mode leading to spurious retransmits of all outstanding segments.
>
>A URL for this Internet-Draft is:
>http://www.ietf.org/internet-drafts/draft-ludwig-tsvwg-tcp-eifel-alg-00.txt
>
>Internet-Drafts are also available by anonymous FTP. Login with the username
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>         "get draft-ludwig-tsvwg-tcp-eifel-alg-00.txt".
>
>A list of Internet-Drafts directories can be found in
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>or ftp://ftp.ietf.org/ietf/1shadow-sites.txt
>
>
>Internet-Drafts can also be obtained by e-mail.
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>Send a message to:
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>
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>FILE /internet-drafts/draft-ludwig-tsvwg-tcp-eifel-alg-00.txt
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><ftp://ftp.ietf.org/internet-drafts/draft-ludwig-tsvwg-tcp-eifel-alg-00.txt>


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