No. PSTN is 8 kHz and 8 bit. It cannot be 722. --Mike
-----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Andrew Joakimsen Sent: Tuesday, April 10, 2007 11:08 PM To: Commercial and Business-Oriented Asterisk Discussion Subject: Re: [asterisk-biz] G.722 VoIP Providers Is there any PSTN provider in the world that can offer you say a PRI which uses G722 On 4/9/07, Guilherme Ges <[EMAIL PROTECTED]> wrote: > Actually the CODEC name is ITU-T G.722.2 which is identical to the > GSM-AMR Wideband CODEC. The HD part of the CODEC is its sampling rate > at 16 kHz, where the "normal" CODECs samples at 8 kHz. > > On 4/2/07, Mike Hammett <[EMAIL PROTECTED]> wrote: > > > > > > > > Better audio quality. I believe it samples at 128 kbit/s (I haven't > > looked at it in a while to know details) and compresses into 64 > > kbit/s, resulting in a higher audio quality while not suffering a bandwidth > > hit. > > > > > > > > --Mike > > > > > > > > > > > > > > > > > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf Of Brian > > Fertig > > Sent: Monday, April 02, 2007 12:39 PM > > > > To: 'Commercial and Business-Oriented Asterisk Discussion' > > Subject: RE: [asterisk-biz] G.722 VoIP Providers > > > > To: 'Commercial and Business-Oriented Asterisk Discussion' > > Subject: RE: [asterisk-biz] G.722 VoIP Providers > > > > > > > > > > > > Pardon my ignorance, but what is the big deal about g722? I haven't > > read up much on it. > > > > > > > > > > -- > > > > ........::::::::::......... > > > > Brian Fertig > > > > Director of Engineering > > > > Molten, Inc. > > > > Delaware Office > > > > Office 800.418.4380 x 160 > > > > Direct 302.338.9601 > > > > > > > > > > > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf Of Mike > > Hammett > > Sent: Monday, April 02, 2007 1:25 PM > > To: 'Commercial and Business-Oriented Asterisk Discussion' > > Subject: RE: [asterisk-biz] G.722 VoIP Providers > > > > > > > > This is something we should strive for as this is most definitely > > something the PSTN is unable to provide. > > > > > > > > --Mike > > > > > > > > > > > > > > > > > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf Of Bruce > > Reeves > > Sent: Monday, April 02, 2007 11:33 AM > > To: Commercial and Business-Oriented Asterisk Discussion > > Subject: Re: [asterisk-biz] G.722 VoIP Providers > > > > > > > > If I remember correctly 1.4 provides pass-thru support and trunk > > will trans code and have prompts in G722. > > > > > > On 4/2/07, Mike Hammett < [EMAIL PROTECTED]> wrote: > > > > > > Does Asterisk even support 722? I'd love it if it did. > > > > > > > > --Mike > > > > > > > > > > > > > > > > > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf Of Glenn > > Campbell > > Sent: Monday, April 02, 2007 10:34 AM > > To: Commercial and Business-Oriented Asterisk Discussion > > Subject: [asterisk-biz] G.722 VoIP Providers > > > > > > > > > > I have been reading about the new Polycom IP650 Phone and the uses > > of HD Voice. I see that it requires a G.722 codec to work. Most > > ITSP's that I have been working with do not offer this. > > > > Are there any ITSP's that use this technology? I haven't purchased > > the phone yet, but I am interested in demoing it for myself and some > > of my customers. > > > > Thanks, > > > > > > > > -- > > W. Glenn Campbell > > [EMAIL PROTECTED] > > Netstar Solutions LLC. > > http://www.netstarsolutions.com > > (270) 908.0057 x299 > > > > > > _______________________________________________ > > --Bandwidth and Colocation provided by Easynews.com -- > > > > asterisk-biz mailing list > > To UNSUBSCRIBE or update options visit: > > http://lists.digium.com/mailman/listinfo/asterisk-biz > > > > > > > > > > -- > > Bruce Reeves > > Nortex Networks > > _______________________________________________ > > --Bandwidth and Colocation provided by Easynews.com -- > > > > asterisk-biz mailing list > > To UNSUBSCRIBE or update options visit: > > http://lists.digium.com/mailman/listinfo/asterisk-biz > > > > > > > -- > Guilherme Loch Ges > > MSN:[EMAIL PROTECTED] > (48) 99115299 > _______________________________________________ > --Bandwidth and Colocation provided by Easynews.com -- > > asterisk-biz mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-biz > _______________________________________________ --Bandwidth and Colocation provided by Easynews.com -- asterisk-biz mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-biz
