Where is the DTMF payload type configured in IPCM?

Version 1


    This article explains where the setting to change the Dual Tone - Multi Frequency (DTMF) payload type as referenced in the RFC 2833.


    To change the payload type of RFC2833 DTMF in IPCM go to Management Portal > System Configuration > Voice Server > Advanced Configuration > VoIP (tab) > RFC2833 DTMF Payload. The default payload type is 101 but this can be changed to the payload type used on the PBX or Gateway in your SIP system.