Gavin Hollinger wrote:

SIPPS generates DTMF based on the standard set-op for DTMF for PSTN
telephones. SIPPS transmits DTMF as tones and not as events. Hence, any
application awaiting an event instead of a tone will not be able to work
with SIPPS

Thereby rendering DTMF unreliable with non G711 codecs. :( It'd sure be nice if the SIP phone makers would abandon inband DTMF...

Regards,

--
Alastair Maw <[EMAIL PROTECTED]>
MX Telecom - Systems Analyst
http://www.mxtelecom.com

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