Once out of band DTMF could have been sent through the INFO method. According to rfc 2976 the INFO is not used to change the state of SIP calls.
Is there a way to transport out of band DTMF in SIP?
Thank you
Michel Eilat
SIP Team Leader
Audiocodes LTD
4 Hahoresh St,
P.O.Box 14 Yehud 56470
Israel
Direct: +972-3-5394160
Fax: +972-3-5394040
Email: [EMAIL PROTECTED]
Web Site: http://www.audiocodes.com
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