[Asterisk-video] Make 3G calls with a mobile phone directly connected to Asterisk

[Klaus Darilion]

David Florella wrote:
> I suspected it... So, I want to connect my Asterisk to a proxy server to
> make the 3G calls. Is this work?
> 
> For example, Bob makes a visio call whith Alice on her mobile phone : 
> Bob sip client ==> Asterisk (registered to a proxy server) ==> proxy server
> ==> Cisco Gateway ==> ISDN line

Probably this wont work unless the Cisco Gateway supports signaling of 
H324M during call setup and tunneling of the h324m data via RTP.

Another option is to use a Cisco IOS which supports SIP-H324M 
Gatewaying, e.g.:
http://www.cisco.com/en/US/docs/video/milticomm/3g324m.html

regards
klaus


>  
> Thanks.
> 
> -----Message d'origine-----
> De : asterisk-video-bounces at lists.digium.com
> [mailto:asterisk-video-bounces at lists.digium.com] De la part de Carlo Rossi
> Envoyé : mardi 25 novembre 2008 12:17
> À : Development discussion of video media support in Asterisk
> Objet : Re: [Asterisk-video] Make 3G calls with a mobile phone directly
> connected to Asterisk
> 
> David Florella ha scritto:
>> Hi, 
>>  
>> I want to know if it is possible to connect a 3G mobile phone directly to
>> Asterisk instead of an ISDN line to make calls. 
>>
>>   
> So do you want to use your mobile as a modem to make 3G calls? It is almost
> impossible,  because AIK any mobile can forward or receive 3G-324M frame via
> USB port when you make an videocall. During the call you can use USB 
> connection to the mobile
> only to send or receive AT commands; you can send data only if you use 
> the phone
> as modem to connect to an Internet Provider (ATD*99#).
> 
> 3G network<---------------->Phone<- - - - - - ->PC
> 
> <-----> 3G frames
> <- - -> Control commands
> 
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