Re: bandwidth dimensioning
2005/11/8, Eduardo Gargiulo <ejg-debian@wifi.hn.org>:
> Nate Duehr <nate@natetech.com> said:
>
> > Eduardo Gargiulo wrote:
> > > Hi all,
> > >
> > > this is my first message to this list. I would like to know if there is a
> > > formula or method to calculate the minimal bandwidth requirements for a given
> > > network. I'm thinking to pay a data link to feed a debian box and from there,
> > > via wireless links (802.11b), give internet access to aprox. 15 users. I want
> > > to guarantee 128 kb/s for every node. Which is the best way to calculate this?
> > >
> > > Any hint would be appreciated.
> > >
> > > Thanks in advance, and sorry for my english (i'm from Argentina).
> > >
> > > --ejg
> >
> > You've already got it in your original message.
> >
> > 15 * 128KB seems to be a relatively simple calculation. Plus overhead
> > if the server is actually doing server duty like e-mail or web.
> >
> > Not sure what the question is here.
>
> I think there was a missunderstanding of my problem (probably because of my
> poor english).
>
> I don't think that the relationship between bandwidth and simultaneous users
> using that bandwidth is linear (FIXME). The problem is one internet connection
> to a linux box, and 15 wireless users (simultaneously connected in the worse
> case) with 128Kbps guaranteed. The question: How much bandwidth should I
> purchase to satisfy that requirement? You mean 15 * 128Kbps = ~2Mbps ??? I
> think it's too much for 15 users!!
>
> regards,
1 Mbit is enough
--
Pozdrawiam,
Wojciech Ziniewicz | wojciech.ziniewicz@gmail.com
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