Encrypted calls - Cryptophone.de protocol

Nelson Castillo nelsoneci at gmail.com
Mon Aug 25 16:07:53 CEST 2008

On Mon, Aug 25, 2008 at 1:18 AM, Harald Welte <laforge at openmoko.org> wrote:
> 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.



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