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Article #15Re: loss of large packets between nsw.gw.au and act.gw.au
From: Peter Elford
Date: Thu, 21 May 1992 06:17
Date: Thu, 21 May 1992 06:17
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In article <4978@cluster.cs.su.oz.au>, jont@cs.su.oz (Jonathon Tidswell) writes: |> It seems that large packets are getting lost between nsw.gw and act.gw Yes, I know ... small packets (100 bytes) have about 85-90% succes rate. |> I dont expect large packets to be as fast or as reliable as smaller packets |> but is a 50-75% loss on packets of 500 bytes reasonable ? No it is totally unacceptable (and so is 85-90% for small packets). This is a known problem that was first reported yesterday. The problem appears to be the high speed modems that terminates the Canberra end of 2Mb link to Sydney, for which a replacement is expected tomorrow some time after 9:30 ... |> What is the maximum packet size for the sydney canberra link ? 1500 bytes. |> Equally what is the optimal packet size ? ( the maximum ? ) Normally 1500 bytes. Right now, much less (unfortunately). Peter Elford, e-mail: P.Elford@aarnet.edu.au Network Co-ordinator, phone: +61 6 249 3542 Australian Academic Research Network, fax: +61 6 249 1369 c/o, Computer Services Centre, pager: +61 6 245 3035 Australian National University post: PO Box 4 Canberra, AUSTRALIA Canberra 2601
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<1992May21.061715.12290@newshost.anu.edu.au>Path:
arc1-ca.pugleaf.net!sparky!uunet!sun-barr!west.West.Sun.COM!sunaus!swift!pta!yarra!mel.dit.csiro.au!munnari.oz.au!manuel!jatz.aarnet.edu.au!pte900References:
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f8e85,88477096a14f370e X-Google-Attributes: gidf8e85,public X-Google-Thread: 160f77,88477096a14f370e X-Google-Attributes: gid160f77,public X-Google-Thread: 10d2f7,88477096a14f370e X-Google-Attributes: gid10d2f7,public X-Google-ArrivalTime: 1992-05-21 07:00:44 PST Path: arc1-ca.pugleaf.net!sparky!uunet!sun-barr!west.West.Sun.COM!sunaus!swift!pta!yarra!mel.dit.csiro.au!munnari.oz.au!manuel!jatz.aarnet.edu.au!pte900 From: pte900@jatz.aarnet.edu.au (Peter Elford) Newsgroups: su.net,aus.netstatus,aus.aarnet Subject: Re: loss of large packets between nsw.gw.au and act.gw.au Message-ID: <1992May21.061715.12290@newshost.anu.edu.au> Date: 21 May 92 06:17:15 GMT References: <4978@cluster.cs.su.oz.au> Sender: news@newshost.anu.edu.au Reply-To: P.Elford@aarnet.edu.au Distribution: aus Organization: AARNet Lines: 29