Article View: aus.archives
Article #38Re: Link To USA, why is it's ping time so long now?
From: Peter Elford
Date: Thu, 24 Sep 1992 04:22
Date: Thu, 24 Sep 1992 04:22
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In article <avalon.717265419@coombs>, avalon@coombs.anu.edu.au (Darren Reed) writes: |> Just as a question (althought it maybe a silly one), is it possible to |> get different speed on the to-australia side of the link than on the |> from-australia ? (Somewhat similar to the 1200/75 baud modems from |> some years back). !!!!! No. |> The reason I ask that whenever an upgrade is done, |> it is usually described as being "two half-circuits" which seems to |> suggest this may be possible (maybe the link could lean to 256/768 |> kbit ? (considering that the inside is only going at 50% capacity)) The half refers to the way in which international communications links are purchased. We (AARNet/AVCC) buy a "half-circuit" from OTC (now AOTC) and someone else in the United States also buys a "half-circuit" from whichever carriers have arrangements to do links with OTC. Thus we pay some very large number of Australian dollars per month to OTC, and in the US someone pays (in our case) WorldCom a smaller number of US dollars per month. We end up with a full-duplex circuit between two end points. -- 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: GPO Box 1142 Canberra, AUSTRALIA Canberra ACT 2601
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<1992Sep24.042259.13589@newshost.anu.edu.au>Path:
arc1-ca.pugleaf.net!sparky!uunet!sun-barr!west.West.Sun.COM!sunaus!metro!munnari.oz.au!manuel!jatz.aarnet.edu.au!pte900References:
<1992Sep17.073307.23962@newshost.anu.edu.au> <1992Sep18.080835.1248@ucc.su.OZ.AU> <1992Sep18.091752.5004@newshost.anu.edu.au> <1992Sep21.010413.23270@ucc.su.OZ.AU> <1992Sep21.215659.6076@newshost.anu.edu.au> <johnd.717206891@cortex.physiol.su.oz.au> <avalon.717265419@coombs>Show Full Headers
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f9008,5243c34ee8cc80ae X-Google-Attributes: gidf9008,public X-Google-Thread: 10d2f7,5243c34ee8cc80ae X-Google-Attributes: gid10d2f7,public X-Google-ArrivalTime: 1992-09-23 11:27:22 PST Newsgroups: aus.archives,aus.aarnet Path: arc1-ca.pugleaf.net!sparky!uunet!sun-barr!west.West.Sun.COM!sunaus!metro!munnari.oz.au!manuel!jatz.aarnet.edu.au!pte900 From: pte900@jatz.aarnet.edu.au (Peter Elford) Subject: Re: Link To USA, why is it's ping time so long now? Message-ID: <1992Sep24.042259.13589@newshost.anu.edu.au> Keywords: slow, net, why? Sender: news@newshost.anu.edu.au Reply-To: P.Elford@aarnet.edu.au Organization: AARNet References: <1992Sep17.073307.23962@newshost.anu.edu.au> <1992Sep18.080835.1248@ucc.su.OZ.AU> <1992Sep18.091752.5004@newshost.anu.edu.au> <1992Sep21.010413.23270@ucc.su.OZ.AU> <1992Sep21.215659.6076@newshost.anu.edu.au> <johnd.717206891@cortex.physiol.su.oz.au> <avalon.717265419@coombs> Distribution: aus Date: Thu, 24 Sep 92 04:22:59 GMT Lines: 32