[Asterisk-Users] Most common CODEC

Michael Shuler mike at bwsys.net
Mon Mar 8 22:19:42 MST 2004


I agree but I have never seen it actually implemented in anything other than
a softphone.  If you know of any "hard" phone out there that supports it
please let me know.

----------------------------------------

Michael Shuler, C.E.O.
BitWise Systems, Inc.
1301 W. Pioneer Parkway
Peoria, IL 61615
Office: (217) 585-0357
Cell: (309) 657-6365
Fax: (309) 213-3500
E-Mail: mike at bwsys.net
Customer Service: (877) 976-0711 

> -----Original Message-----
> From: asterisk-users-admin at lists.digium.com 
> [mailto:asterisk-users-admin at lists.digium.com] On Behalf Of 
> Andrew Kohlsmith
> Sent: Monday, March 08, 2004 10:46 PM
> To: asterisk-users at lists.digium.com
> Subject: Re: [Asterisk-Users] Most common CODEC
> 
> 
> > G.729 is the best codec IMHO.  Goto
> > http://www.packetizer.com/iptel/bandcalc.html to get the real scoop.
> 
> IMO ILBC beats G.729 in terms of quality, especially in 
> environments where 
> packet loss can occur.  It's about the same 
> computationally-speaking but 
> it's also royalty-free.
> 
> GSM is my second choice but it eats quite a bit more bandwidth in 
> comparsion.
> 
> That packetizer link has no comparisons with any OSS codecs, which is 
> unfortunate because it seems to pass itself off as an 
> authoritative source 
> on bandwidth use in IP telephony.
> 
> Regards,
> Andrew
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