*BSD News Article 42874


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From: berke@panix.com (Wayne Berke)
Newsgroups: comp.sys.powerpc,comp.sys.intel,comp.unix.bsd,comp.unix.pc-clone.32bit,comp.unix.sys5.r4,comp.unix.misc,comp.os.linux.development,comp.os.linux.misc,comp.os.386bsd.development,comp.os.386bsd.misc,comp.os.misc
Subject: Re: flat rates for Internet/phone (Re: X on dial-in)
Date: 24 Feb 1995 17:05:25 -0500
Organization: yes
Lines: 22
Message-ID: <3ill75$jtv@panix.com>
References: <D3s19v.4M7@pe1chl.ampr.org> <root.793371940@c00037-5pa.eos.ncsu.edu> <D4DH09.BAo@pe1chl.ampr.org> <phrD4G1np.MoG@netcom.com> <3ikt72$jo5@newshost.lanl.gov>
NNTP-Posting-Host: panix.com

In <3ikt72$jo5@newshost.lanl.gov> crs@beta.lanl.gov (Charlie Sorsby) writes:

>What fraction of users use their phones 24 hours a day for SLIP or
>any other purpose?

>What would happen to your phone bill if, say, 90% of users were to
>do so?  80%?  60%?  Even 20%?

>Surely you don't believe that (flat-rate) phone bills wouldn't
>increase if a significant fraction of subscribers were to use their
>phones 24-hours per day.

True enough.  But note that this is only because telephone lines are
circuit rather than packet switched.  That is, each connection must
reserve some fraction of the total bandwidth even when there is no
data being transferred.  If the network ever becomes fully packet-switched,
idle connections would not incur any bandwidth overhead at all and
it wouldn't matter how many people had 24-hour SLIP lines (unless they
had cron jobs to set off massive ftp transfers).
-- 
Wayne Berke
berke@panix.com