Find here a small example about how to implement a VoiceXML callback feature for your IVR service. VXI* won’t pikup the call of the caller, a ringback tone is playing before handup. Once the call is hangup, the platform callback the caller (caller ID or session.connection.remote.uri). A callback service is a very good idea to avoid call charges for your customers when they are calling you. account1: Call 0001 the IVR pickup the call… and execute your service (charged if you call it directly) account2: Call 0002 the IVR don’t pickup the call… ringbacktone message and call back you to execute your service (free call, with callback) System Requirements: Asterisk 1.4, 1.6, 1.8 VXI* VoiceXML browser 6.0 or upper VoIP or E1/T1 carrier must support ringbacktone/earlymedia VoiceXML Accounts: vxml.conf [account1] name=voicexml_service number=0001 url=http://localhost/vxml/index.vxml dialformat=SIP/%s [account2] name=notanswer_callback number=0002 url=http://localhost/vxml/callback.vxml dialformat=SIP/%s force=ringing […]
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