[Asterisk-Users] Help needed!

[Benjamin on Asterisk Mailing Lists]

On Wed, 8 Sep 2004 18:58:11 +0530, Renu Rangnekar
<rrenu at cedt.iisc.ernet.in> wrote:
> As far as I understood from the available Asterisk
> documentation that Asterisk can easily plug into it the various programming
> interfaces and different codecs in it can seemlessly talk to one another.
> Asterisk has a codec translator API for GSM. Is it possible to make Asterisk
> directly communicate with a GSM air interface module thourgh the GSM codec
> API ? That means that i would be making a call from IP phone that wil be
> routed through the asterisk to the GSM interface. If it is possible, where
> should i make the necessay changes to enable this interworking.

It will take a lot more than the codec translator and "changes" to
make Asterisk talk to a GSM BTS. You would have to implement a
significant part of the GSM MAP protocol and an SS7 stack.

rgds
benjk

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