Hi I am implementing B2BUA application where i m new to SIP. Where i want B2BUA application keep SJPhone hold in communication. here are details. (B2BUA) | V A ----- >INVITE (with initial SDP) ---------> (Stateless Proxy -fwd) ----------> B A <----- 200OK (with remote SDP)<--------(Statelss proxy fwd ) <------------ B A<--------- INVITE (with remoteSDP having C = 0.0.0.0 <------- (StatelessProxy Create Req) a= sendonly + remote SDP ) A ---------> 200OK is it prossible to make changes in stateless proxy make A -hold.. i could able to capture the remote SDP but couldn't able to send that using pjsip_endpoint_create_request() method. do i need to use SDP neg function create_w_local_offer() kind of functions.. i m sending that peice of code's response method plz help me... Thanks in advance -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20090413/96d975d6/attachment-0001.html> -------------- next part -------------- A non-text attachment was scrubbed... Name: stateless_proxy.c Type: application/octet-stream Size: 8749 bytes Desc: not available URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20090413/96d975d6/attachment-0001.c>