[asterisk-users] inband DTMF for g729

[Alex Balashov]

On Thu, 28 Jun 2007, Steve Underwood wrote:

> So, with some effort, and possibly with some patent licencing it could 
> kinda work. On the other hand, the industry standard approach is to 
> avoid this completely, and use RFC4733 (used to be RFC2833), which 
> avoids any degradation in performance, and is simple to implement.

   I would also be curious to know when and where there is ever a 
compelling reason to use inband DTMF representation with any codec,
in any set of circumstances, barring one in which some intermediate
element does not support out-of-band RFC 4733 events.

--
Alex Balashov
Evariste Systems
Web    : http://www.evaristesys.com/
Tel    : +1-678-954-0670
Direct : +1-678-954-0671