? GSM is greate! there was a miss understood. if you transcode more than 90 in a core 2 duo you get a bad audio GSM to G729 or G711 to G729.
G711 to GSM is ok, but you should test it. 2009/2/24 Alejandro Cabrera Obed <[email protected]> > Do you think GSM codec has poor audio quality ??? > > Because I've made some tests among softphones connected from different > cities of my country and the audio was good to me. > > Maybe GSM is a good choice. > > On Tue, Feb 24, 2009 at 11:16 PM, David fire <[email protected]> wrote: > > out there is a free for educational and no commercial G729 lib for > asterisk > > you can use it to test in a non-comercial system. > > the digium lib is much better. if you have more than 30~60 phones > > transcoding inst a very good idea. > > i made my self a test on a core 2 duo 64 bits 2GB of ram a test > transcoding > > more than 90 calls the sound quality was BAD not poor BAD. > > > > the digium transcoder is GREATE 0 cpu was gone for transcoding. > > > > keep this in mind. > > > > David > > > > 2009/2/24 Kristian Kielhofner <[email protected]> > >> > >> On Mon, Feb 23, 2009 at 6:59 PM, Alejandro Cabrera Obed > >> <[email protected]> wrote: > >> > Dear all, I have Asterisk 1.4 with SIP. I have a voicemail implemented > >> > with GSM sound files. > >> > > >> > The problem is I have IP phones Utopix HyperPhone 202 which support > >> > only G.729a/u and G.723.1 high/low, but not GSM. > >> > > >> > If I choose G.729A the "pass-throu" calls among users are OK, but > >> > Asterisk can't transcode GSM to G.729A in voicemail calls. > >> > > >> > My company doesn'y want to pay for a G.729 license, so I'm thinking to > >> > buy new IP phones with GSM support, so I have no problem with the > >> > voicemail system. > >> > > >> > Are the IP phone with GSM support a good choice for me ??? > >> > > >> > (Maybe in the future I need to connect the Asterisk with the PSTN, GSM > >> > doesn't matter at this point ???) > >> > > >> > Really thanks, > >> > > >> > Alejandro > >> > > >> > >> Install the G.729 sound files and make app_voicemail record messages > >> (format=g729) in G729. As long as you don't need meetme or a few > >> other apps that essentially require G.729 transcoding you don't need a > >> license. > >> > >> -- > >> Kristian Kielhofner > >> http://blog.krisk.org > >> http://www.submityoursip.com > >> http://www.astlinux.org > >> http://www.star2star.com > >> > >> _______________________________________________ > >> -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > >> > >> asterisk-users mailing list > >> To UNSUBSCRIBE or update options visit: > >> http://lists.digium.com/mailman/listinfo/asterisk-users > > > > > > > > -- > > (\__/) > > (='.'=)This is Bunny. Copy and paste bunny into your > > (")_(")signature to help him gain world domination. > > > > > > _______________________________________________ > > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > > > asterisk-users mailing list > > To UNSUBSCRIBE or update options visit: > > http://lists.digium.com/mailman/listinfo/asterisk-users > > > > > > -- > Alejandro Cabrera Obed > [email protected] > www.alejandrocabrera.com.ar > > _______________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > -- (\__/) (='.'=)This is Bunny. Copy and paste bunny into your (")_(")signature to help him gain world domination.
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