Encrypted calls - Cryptophone.de protocol

Raphaël Jacquot sxpert at sxpert.org
Mon Aug 25 16:33:38 CEST 2008


On Mon, 2008-08-25 at 09:07 -0500, Nelson Castillo wrote:
> On Mon, Aug 25, 2008 at 1:18 AM, Harald Welte <laforge at openmoko.org> wrote:
> (snip)
> > The problem is also that CSD calls are started to be phased out.  At least some
> > new firmware revisions of certian GSM base stations simply don't support this
> > service type anymore.
> >
> > so apart from being expensive, at least some operators/countries are falling
> > off the CSD grid...
> 
> We don't have it in Colombia, for instance.
> 
> Regards,
> Nelson.-
> 

we should investigate supporting 3G, which would allow for making sip
calls and the like




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