[Serusers] Open source GSM/CDMA network

Greger V. Teigre greger at teigre.com
Tue Jul 11 08:42:07 CEST 2006

That's interesting to hear. I thought wimax equipment was too expensive 
at this point for such a deployment scenario?!

CM0002 at aol.com wrote:
> GSM suppliers working on that already and implementing softswitches in 
> order to increase capacity and lower cost. However GSM is circuit 
> switched - not packet switched (except GPRS) and here is the point 
> cost can't really dropped.
> The way it will be more probably is that GSM CDMA might be used in the 
> furture in the suburbans and in metropolitan areas we will see a 
> WIMAX/VOIP scenario. This will result in a hybrid network for at least 
> a transitional period. We already experienced it with AMPS/TDMA to GSM 
> transition.
> CDMA (spread spectrum) is almost dead because high cost and leck of 
> roaming capacity. WCDMA/UMTS (spread spectrum 3G) is very expencive 
> and hard to manage (in Europe the launch was delayed by 2 years 
> because hard and software problems).
> I recently started with a project (small scale) to setup such WIMAX 
> based networks. The aim is to develop a low cost 
> internet/phone network for rural communities in third world countries. 
> Anybody with routing experience who wants to join me on a professional 
> base is welcome.
> Regards Christian
> ------------------------------------------------------------------------
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