thanks
----- Original Message -----
From: "ElephantChild"
To: "Kigunda Mbogo"
Cc:
Sent: Thursday, May 24, 2001 21:48
Subject: Re: (Cisco) Cache Engines Required [7:5714]
> On Thu, 24 May 2001, Kigunda Mbogo wrote:
>
> > to answer your question:
> > each cafe has its own link to the same ISP. the problem (actually not a
> > problem) is to reduce wastage of bandwidth for static web pages and
other
> > files that would be appropriate to cache. statistics show that most
users in
> > the cafe use the net to access yahoo or hotmail mails (of which i know
would
> > not be appropriate to cache).
> >
> > the issue is to share the other static pages like cnn.com and the like
which
> > rate second.
>
> Assuming the bandwidth you want to save is on the links from each cafe
> to your ISP, and unless you have your cafes connected together with
> bandwidth to spare on *those* links, then the only solution is to have
> one cache server per cafe. Been a long time since I looked at it, but a
> decent Unix-based PC running harvest or squid should be well within your
> budget. Or you could go with the cisco devices, if they do what you want
> and you're more familiar with them. Dunno where that would leave your
> budget, though.
>
> If, OTOH, the bandwidth bottleneck is within your ISP or upstream, and
> you can colo a machine with them, you may want to have a single cache
> server located there. You will user as much bandwidth on the links from
> your cafes to the ISP as you would without any caching external to the
> browsers, but you will save more, since all requests for a given static
> page will be served by the caching server, no matter how many cafes
> request it.
>
> Oh, and the purpose of the list is (also) to help its subscribers learn
> about network design issues beyond strictly cisco-related issues, not
> just to provide free advice. :-) Accordingly, it's a good idea to cc: it
> on all follow-ups. Hope you don't mind my doing so on this.
>
> > > On Thu, 24 May 2001, Kigunda Mbogo wrote:
> > >
> > > > hi,
> > > >
> > > > We do have like 30 cybercafes. We would like to make use of proxy
cache
> > > > services preferably cisco. we are looking at two options: to have
one
> > > > centralized cache box and to have several cache servers at the
cafes.
> > Can
> > > > someone assist me in providing information about cache engines
products.
> > > the
> > > > budget is US$ 2000 per center or even more if the product is to sort
us
> > > out!
> > >
> > > And I answered:
> > >
> > > Hard to answer that with the information you're giving. What problem
do
> > > you think the HTTP caching server(s) will solve? Do you have a central
> > > Internet connection, or does each cafe have its own? If the former,
> > > what's the topology of your network? If the latter, how does each cafe
> > > connect to the Internet? In both cases, do you have stats on the total
> > > number of HTTP requests vs. the number of unique URLs accessed, and
the
> > > corresponding volumes? And do you know where your towel is?
> > >
> > > --
> > > "Someone approached me and asked me to teach a javascript course. I
was
> > > about to decline, saying that my complete ignorance of the subject
made
> > > me unsuitable, then I thought again, that maybe it doesn't, as driving
> > > people away from it is a desirable outcome." --Me
> > > FAQ, list archives, and subscription info:
> > http://www.groupstudy.com/list/cisco.html
> > > Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
> > >
> >
> >
>
>
> --
> "Someone approached me and asked me to teach a javascript course. I was
> about to decline, saying that my complete ignorance of the subject made
> me unsuitable, then I thought again, that maybe it doesn't, as driving
> people away from it is a desirable outcome." --Me
Message Posted at:
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