Hello : Here is the testing dialplan. <extension name="070_gogotalk"> <condition field="destination_number" expression="^(070[0-9].*)"> <!-- action application="bind_meta_app" data="3 a a execute_extension::att_xfer XML inter2"/ --> <action application="bind_meta_app" data="3 a a javascript::calltest.js" /> <action application="bridge" data="sofia/gateway/sip.ttn.net/$1"/> </condition> </extension> While caller call out a 070xxx user , during talk caller press "*3" , FW execute calltest.js ### calltest.js ### // Create new_session n_sess = new Session() ; res = n_sess.originate(n_sess, "sofia/inter2/1527%210.243.126.72" ); // wait for it ... answer n_sess.waitForAnswer(10000); // IF everybody is ready, then bridge our current session & the new_session //session.ready() && new.session ready if ( n_sess.ready() ) { //bridge(session, n_sess); //session.execute("threeway", sv_uuid ) ; //n_sess.execute("threeway", n_sess.uuid ) ; session.execute("conference", "3001@default" ) ; n_sess.execute("conference", "3001@default" ) ; } No matter I tried "bridge" , "threeway" or conference , there always one leg hangup. 2008-08-27 12:22:37 [NOTICE] switch_channel.c:534 switch_channel_set_name() New Channel sofia/inter2/1527 [5 fe74280-953d-4aba-a738-f0b8e01bfc60] 2008-08-27 12:22:38 [NOTICE] sofia.c:2167 sofia_handle_sip_i_state() Ring-Ready sofia/inter2/1527! 2008-08-27 12:22:41 [NOTICE] sofia.c:2491 sofia_handle_sip_i_state() Channel [sofia/inter2/1527] has been answered 2008-08-27 12:23:06 [NOTICE] sofia.c:2545 sofia_handle_sip_i_state() Hangup sofia/external/0702058899 [CS_EXCHANGE_MEDIA] [NORMAL_CLEARING] How to put all 3 legs into a conference room ? Should I have to specify each uuid ? Thanks !