[LINK] Survey Finds Support for School Filters (USA)
Sat, 21 Oct 2000 13:10:57 +1000
The slowness isn't a bandwith thing, its a useage thing.
Get a list of sites back from the search engine. Click on number one.
Its blocked. Click on number two. Its blocked. Click on number
three - that's ok. Go to site number three. Click on a link from
site number three. Its blocked. Back to list from the search engine.
Click on number 4.
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> -----Original Message-----
> From: email@example.com [mailto:firstname.lastname@example.org]On
> Behalf Of Danny Yee
> Sent: Saturday, 21 October 2000 11:46
> To: stephen loosley
> Cc: Link List
> Subject: Re: [LINK] Survey Finds Support for School Filters (USA)
> stephen loosley wrote:
> > True, school net-access can sometimes indeed be slow, but
> simple maths shows
> > the normal 100 terminals sucking digital-signals over one
> ISDN line is the problem.
> > Thus, from daily experience, and basic common sense I
> stand by such comments.
> I don't really buy the "filtering makes Net access slower" argument
> either, at least for schools/organisations with small
> pipes. When your
> bottleneck is a shared 56k modem or a 64k ISDN line, a little bit of
> extra CPU use at either end is going to make SFA of a difference to
> the latency. (Here at the Uni, with a much bigger pipe to
> the outside
> world, pushing everything through a proxy server undoubtedly does
> slow things down, but that's done for cost-saving, not for
> An exception to this, though, would be any kind of filtering that
> generates network traffic of its own (through queries to a remote
> database somewhere). That could _really_ slow things down
> if it were
> running on the downstream side of the bottleneck.