Enable-3pcc is to make it where FreeSWITCH will accept an invite w/out an SDP. To my knowledge it is not possible to use the originate command to send an invite without an SDP. From: freeswitch-users-bounces@lists.freeswitch.org [mailto:freeswitch-users-bounces@lists.freeswitch.org] On Behalf Of Gustavo Garcia Sent: Tuesday, October 13, 2015 8:33 AM To: freeswitch-users@lists.freeswitch.org Subject: [Freeswitch-users] How to originate a SIP call without SDP Is it possible to originate a SIP call from Freeswitch without SDP in the INVITE? (SDP offer/answer will happen in the 200 / ACK) I have tried to play with the enable-3pcc variable without luck. Any help is very welcomed. Thx a lot, G.