Guy: Your assumptions are correct. The *only* case where a license is required is if transcoding occurs. Passing RTP packets or playing prerecorded files does not require a license.
Tim McKee On 8/12/08 8:09 PM, "Guy Neale" <[EMAIL PROTECTED]> wrote: > This is really interesting, I'll always assumed that if g729 rtp audio is > terminated to asterisk then a g729 license is required. > > > > Thinking about this would my assumption below be collect. > > > > In all the below scenarios I'm only interested in the g729 licensing > associated to Asterisk, I'm assuming the connected device has the appropriated > g729 implementation and licensing > > > > Scenarios > > 1. G729 RTP call is terminated to asterisk for AA or voicemail > > 1.1. Audio files are encoded in g729 format - no transcoding required, > therefore no g729 licence is required > > 1.2. Audio files are encoded in g711 (alaw/ulaw) or GSM etc, - transcoding to > g729 is required therefore a g729 license would be required > > 2. IAX2 trunk transits asterisk to another IAX2 trunk > > 1.1. Both trunks negotiate g729 therefore the audio RTP is passed through > asterisk without transcoding, do we surmise that in this case no g729 licence > is required? > > 1.2. One trunk negotiates g729 and the other g711, Asterisk would need to > transcode the audio stream as the audio passes through Asterisk. I suspect we > require a g729 licence to do the transcoding > > 3. SIP/IAX device talks to a TDM device (TDM channel driver installed in > Asterisk) > > 1.1. SIP/IAX device negotiate g729 and is transcoded into PCM, would we > surmise a g729 licensing is required? > > 4. A standard extn SIP to SIP call > > 1.1. SIP extns negotiate g729, the Audio RTP stream is peer to peer therefore > asterisk doesn't care/get involved in the audio encoding, no asterisk g729 > license require. > > > ________________________________ > > From: [EMAIL PROTECTED] on behalf of Kristian > Kielhofner > Sent: Wed 13-Aug-08 3:59 AM > To: [EMAIL PROTECTED]; AstLinux Users Mailing List > Subject: Re: [Astlinux-users] Any news on a uClibc version of G.729 > forAsterisk 1.4 > > > > We distribute those for two reasons: > > 1) We want to cut down on transcoding (if it's even possible for you > to transcode G729) > 2) We want you to be able to use G729 even without the G729 module > > Most people don't realize you can have a very functional Asterisk > system using G729 without the G729 codec installed. All it takes is a > little configuration. I haven't used a G729 codec on an AstLinux > system in quite some time. > > -- > Kristian Kielhofner > http://blog.krisk.org <http://blog.krisk.org/> > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > Astlinux-users mailing list > Astlinux-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/astlinux-users > > Donations to support AstLinux are graciously accepted via PayPal to > [EMAIL PROTECTED] > > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > Astlinux-users mailing list > Astlinux-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/astlinux-users > > Donations to support AstLinux are graciously accepted via PayPal to > [EMAIL PROTECTED]
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