it seems that nexvortex doesn't recognize or support our IVR/VM. i thought this provider was tested and support? 19:12:43.000 MediaServerReporting::FilePlayer [MS007005] Call(11) Ln:10000@VORTEX: Failed to open file "C:\Program Files\3CX PhoneSystem\Bin\..\Data\Ivr\Temp\ivr\prmpt5746f9.wav" to play on EP 00000012@. 'silent' RTP stream will be sent. 19:12:41.796 StratInOut:nHangUp [CM104007] Call(11): Call from Ln:10000@VORTEX to 9990 has been terminated by Ln:10000@VORTEX; cause: unknown 19:12:41.796 CT_IVR::Invite [CM005004] Re-INVITE to IVR/VMail is not supported! 19:12:41.406 CallLegImpl:nConnected [CM103001] Call(11): Created audio channel for Ln:10000@VORTEX (220.127.116.11:50808) with Media Server (my.ip.address:9008) 19:12:26.125 CallConf:nProvisional [CM103003] Call(11): Ext.1100 is ringing 19:12:26.046 CallConf:nIncoming [CM103002] Call(11): Incoming call from 561338xxxx (Ln:10000@VORTEX) to sip:firstname.lastname@example.org:5060 this show incoming call to extension 1100. ext. 1100 is set to roll over to VM when not answered.