[Serusers] RE: [Serdev] SIP "braodcast"

[Jiri Kuthan]

I haven't review the 3gpp stuff in detail but I suppose it takes some
SIP extensions which today's SIP phones don't have.r

-jiri

At 02:16 PM 11/11/2003, Klaus Darilion wrote:
>Hi!
>
>This sounds like a pre-configured conference group, where you dial into
>a conference, and then the conference server invites all the other
>participants. The problem is, that you have to wait until all
>participants have accepted the call before you start speaking.
>
>Maybe a nicer solution would be the PoC (PTT over Cellular) Service,
>which was recently published by several cell  phones manufacturer. This
>service allows you to use SIP/RTP enabled cell phones in a walky-talky
>like mode. Info and the specification can be found at:
>http://www.ericsson.com/products/product_selector/Inst_Talk_hpsol.shtml
>
>regards,
>Klaus
>
>
>> -----Original Message-----
>> From: Olaf Menzel [mailto:menzel at fokus.fhg.de] 
>> Sent: Tuesday, November 11, 2003 1:45 PM
>> To: Olaf Menzel
>> Cc: serdev at lists.iptel.org; serusers at lists.iptel.org; rco at iptel.org
>> Subject: [Serdev] SIP "braodcast" 
>> 
>> 
>> 
>> Hi Jiri, Jan, Raphael and all other Ser users and developers,
>> --------------------------------------------------------------
>> 
>> as I have already mentioned the demining scenario in our 
>> project there is the need of a Voip SIP "broadcast" 
>> functionality. This means the resonsable operator should be 
>> ready to reach the whole demining group 
>> with one call. Because we do not have real braodcast like VHF 
>> radio a approach could be the following scenario:
>> 
>> The operator  will send a SIP invite to all members of his 
>> team and when the user ansers the phone call the call will 
>> automaticly transfered to a SIP conference. This is what I 
>> have discussed with Raphael. What do you think how to realize 
>> such a "broadcast" functionality ??
>> 
>> regards
>> 
>> 
>> Olaf
>> 
>> 
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>> 
>
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--
Jiri Kuthan            http://iptel.org/~jiri/