Hi, In SIP, ring_ready will send a 180 ringing, pre answer will send a 183 with a session description, so that some audio can be exchanged while the call isnt answered yet (used a lot for inband error messages etc).
Regards, Mathieu Rene Avant-Garde Solutions Inc Office: + 1 (514) 664-1044 x100 Cell: +1 (514) 664-1044 x200 [email protected] On 29-Aug-09, at 9:50 PM, Jason White wrote: > Max Bridgewater <[email protected]> wrote: >> Hi, >> Assuming an inbound call, I have trouble understanding what the >> supposed >> difference between the following two set of instructions is: >> >> session.execute("ring_ready"); >> session.set("set", "ringback=/home/ring.wav"); > > Ring_ready sends a SIP "ringing" message and will use your device's > default > ringback sound - at least, that has been my experience. I should > remember the > message number in the SIP protocol, but I don't (the SIP experts > here will > undoubtedly have the details at the ready). >> >> and >> >> session.preAnswer(); >> session.streamFile("/home/ring.wav") > > I think that will play the file as early media. > > > _______________________________________________ > FreeSWITCH-users mailing list > [email protected] > http://lists.freeswitch.org/mailman/listinfo/freeswitch-users > UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users > http://www.freeswitch.org _______________________________________________ FreeSWITCH-users mailing list [email protected] http://lists.freeswitch.org/mailman/listinfo/freeswitch-users UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users http://www.freeswitch.org
