I am new user of 3CX. I install it. And call can be establish, but after accepting the call, can't hear anything from both side. my logs are as follow. 11:47:17.296 StratLink:nHangUp [CM104001] Call(46): Ext.102 hung up call; cause: BYE; reason: SIP;description="User Hung Up" 11:45:51.718 CallLegImpl:nConnected [CM103001] Call(46): Created audio channel for Ext.102 (192.168.10.36:3044) with third party (10.10.10.50:61644) 11:45:51.656 StratInOut:nConnected [CM104005] Call(46): Setup completed for call from Ext.101 to Ext.102 11:45:51.656 CallLegImpl:nConnected [CM103001] Call(46): Created audio channel for Ext.101 (10.10.10.50:61644) with third party (192.168.10.36:3044) 11:45:47.734 CallConf:nProvisional [CM103003] Call(46): Ext.102 is ringing 11:45:43.671 CallConf:nIncoming [CM103002] Call(46): Incoming call from 101 (Ext.101) to sip:firstname.lastname@example.org I am using X-Lite. Can anyone help me please?