I bet their just using something like Sputnik (
http://www.sputnik.com/) that
keeps account information (e.g. MAC address and the amount you've paid) in a
centralized database on the web. When you verify your credit card or
something you're doing so on their web portal, not a local intranet.
--Mitchua
"zimmy" <(E-Mail Removed)> wrote in message
news:(E-Mail Removed) om...
> Hi,
>
> Anyone know how T-mobile/Starbucks (or any Hot spot operators) manage
> their hotspots? What do they use to perform access control and
> accounting?
> For example, Can you use 5 minutes in one starbucks and then 10
> somewhere else
> or how does it work?
>
> Do they use 802.1x and RADIUS to control the network of hotspots or
> how
> does it work.
>
> Is 802.1x in widespread use, or are they using something really basic?
>
> thanks for any info.