[SATLUG] Deli owner wishes to set up own hotspot cheaply

[Jeremy Mann]

We're Linux nerds, its gotta be complicated! ;)

On 9/2/07, Enrique Sanchez Vela <esanchezvela at yahoo.com> wrote:
>
>
> I have a silly question...
>
>  why does it have to be more complicated than just
> powering up an access point without encryption and
> mac-filtering options?.
>
>
>   just power the AP, setup the WLAN id and viola!
>
> regards,
> Enrique.
>
>
>
>
>
> --- Samuel Leon <leon36 at gmail.com> wrote:
>
> >
> >
> > David Power wrote:
> > >> Mary Yatti wrote:
> > >>
> > >>> Hey guys,
> > >>>
> > >>>
> > >>> I'm looking for the most inexpensive way to set
> > up
> > >>> free wifi for a deli in a rural area of Bandera.
> >  It's
> > >>> near a resort and does lots of business.  The
> > >>> snowbirds are always looking for a hotspot to
> > email
> > >>> their grandchildren, etc....  It's kinda funny
> > because
> > >>> all these silverheads are addicted to the
> > Internet.
> > >>>
> > >>> Any ideas gladly welcome.
> > >>>
> > >>> Mary
> > >>>
> > >> Hi Mary:
> > >>
> > >> I think someone else already mentioned access,
> > but if you do have
> > >> access, you are also going to want an access
> > point with a guaranteed
> > >> strong signal.  I put in a link to an outdoor
> > access point with a 400mw
> > >> (milli-watt) signal.  It makes things easier.
> > HTH, Dennis
> > >>
> > >>
> >
> http://store.microcom.us/wireless-lan--access-point---client-bridge--
> > >> outdoor.html
> > >> --
> > >>
> > >
> > > I've had problems with the engenius if you try to
> > get a lot of data (10 meg
> > > +) that's encrypted (you do want to encrypt your
> > data) through them.
> > > If you are just using them to connect to a couple
> > of meg uplink they work
> > > well and are very cost effective.
> > > I've found that a pair of the 3220 ext make a nice
> > inexpensive point to
> > > point backhaul platform. As long as you don't try
> > to cram to much data
> > > through them.
> > >
> > >
> >
> >
> > Speaking of security, I have a question.  Are there
> > any
> > applications/tools available to help prevent people
> > from running ARP
> > spoofing attacks inside a wireless lan?  I find that
> > this is a common
> > method for gathering user names and passwords.
> > There are many simple
> > GUI apps out there that make these style of
> > attacks/packet sniffing very
> > easy to carry out.  There used to be a video on a
> > website of a guy
> > running ettercap and sniffing out user names and
> > passwords from various
> > SSL protected webmail sites.  I can't find the video
> > now though.  It
> > totally blew my mind the first time I saw it.  I am
> > just wondering if
> > there would be a way to automatically black list a
> > MAC once it is
> > detected to be running in promiscuous mode or
> > something?  I am guessing
> > that there would be no way to blacklist the *right*
> > MAC once an ARP
> > spoof attack has been detected?
> >
> > Anyone have any info on this?  I thought about
> > running my own public
> > hotspot before but I feel bad knowing that I
> > wouldn't know how to
> > properly protect my clients from such attacks.
> >
> > Sam
> > --
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>
> --------------------------------------
> "What you have been obliged to discover
> by yourself leaves a path in your mind
> which you can use again when the need
> arises."    --G. C. Lichtenberg
>
> http://themathcircle.org/
>
>
>
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-- 
Jeremy Mann
jeremy at biochem.uthscsa.edu

University of Texas Health Science Center
Bioinformatics Core Facility
http://www.bioinformatics.uthscsa.edu
Phone: (210) 567-2672