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From: blume_h@slbwlz.bln.sel.alcatel.de (H. Blume von Contributed)
Newsgroups: demon.ip.support,demon.tech.unix,comp.unix.bsd.freebsd.misc
Subject: Re: Batch FTP and Web Pages
Date: 05 Jul 1996 14:59:28 +0200
Organization: Alcatel SEL
Lines: 41
Sender: blume_h@slbwlz.bln.sel.alcatel.de
Message-ID: <k8afxe7t5b.fsf@slbwlz.bln.sel.alcatel.de>
References: <31D4AA3A.BC0@www.play-hookey.com>
<31D87436.7C7F@www.play-hookey.com> <836295557snz@dsl.co.uk>
<4rcr6v$dh@anorak.coverform.lan>
<199607040904.LAA03824@jes.noc.nl.demon.net>
NNTP-Posting-Host: slbwlz.bln.sel.alcatel.de
In-reply-to: Jim Segrave's message of Thu, 4 Jul 1996 11:04:29 +0200
X-Newsreader: Gnus v5.1
>>>>> "Jim" == Jim Segrave <jes@demon.net> writes:
In article <199607040904.LAA03824@jes.noc.nl.demon.net> Jim Segrave <jes@demon.net> writes:
>> So, what you're saying is that demon - who recently were applying for
>> another class B address space (about 65000 users currently?) have decided
>> in their infinite wisdom to invest in a T3? Well, bully for them. Let's
>> see, 45,000,000 bits / 65,000 users = 692 *bits* each. Woooooffff !
>> I'll get out there and start my 86 byte/sec download now ! Ok, maybe
>> that's a bit unfair. They havn't got the capacity to have everyone
>> connected at once. Let's say they allow 6000 of us in at once, what's
>> that, about 937 bytes per second ? In fact, this *wonderful* T3 will
>> allow a staggering 1607 28.8k users to get max throughput. I'd better
>> rush home and get in there first.
Jim> You are aware that
either he isn't or doesn't want to.
Jim> 1) we don't have 65,000 dial in lines, so dividing the bandwidth by
Jim> the number of customers is a pointless exercise in arithmetic
Jim> 2) if we did, it's extremely unlikely all of our users would be
Jim> connected at the same time - there's an unconfirmed rumour that
Jim> some of our customers have something called a 'real life'
Jim> 3) that they would all need trans-Atlantic connectivity.
4) the users don't send permanently to the US all month.
the math: if they did, they could still transfer about
~2592000 seconds * 86 bytes = ~222912000 bytes each per month,
summing up to a total capacity of ~14580000000000 bytes (~14.5TB).
in each direction, btw.
you definitely have a *slow* link! ;-)
rgds hb
--
email: src@contrib.COM / Heiko.Blume@bln.sel.alcatel.de
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