Hello, Simon. First of all, thank you for fast response. Very fast! Following your recommendations, I add this value to gnugk.ini: [RoutedMode] SupportCallingNATedEndpoints=1 Not work. And I found "NAT type 5" in log again. Small piece of log records: ... 2007/10/10 11:14:35.533 4 ProxyChannel.cxx(1555) Q931s GWRewrite source for 10.0.0.2:2003: call record 2007/10/10 11:14:35.533 3 gkauth.cxx(1002) GKAUTH default Setup check ok 2007/10/10 11:14:35.533 2 gkacct.cxx(1014) GKACCT Successfully logged event 1 for call no. 1 2007/10/10 11:14:35.533 4 ProxyChannel.cxx(1941) Q931s GWRewrite source for y.y.y.y:2003: neighbor or explicit IP 2007/10/10 11:14:35.533 4 ProxyChannel.cxx(2965) Q931sProxy mode set 1 2007/10/10 11:14:35.533 4 ProxyChannel.cxx(2979) Q931sSet Called Numbering Plan 1 Type Of Number 0 2007/10/10 11:14:35.533 4 ProxyChannel.cxx(2999) Q931sSet Calling Numbering Plan 1 Type Of Number 2 2007/10/10 11:14:35.533 3 ProxyChannel.cxx(2007) Q931s Call 1 is NAT type 5 2007/10/10 11:14:35.533 3 ProxyChannel.cxx(743) GK Call 1 proxy enabled 2007/10/10 11:14:35.533 4 ProxyChannel.cxx(2414) Q931 fastStart[0] received: { forwardLogicalChannelNumber = 1 forwardLogicalChannelParameters = { dataType = audioData g711Ulaw64k 40 multiplexParameters = h2250LogicalChannelParameters { sessionID = 1 mediaControlChannel = unicastAddress iPAddress { network = 4 octets { 0a 00 00 02 .... } tsapIdentifier = 16385 } } } } 2007/10/10 11:14:35.533 5 ProxyChannel.cxx(3467) RTP fnat=0 rnat=1 2007/10/10 11:14:35.533 5 ProxyChannel.cxx(3467) RTCP fnat=0 rnat=1 2007/10/10 11:14:35.534 4 ProxyChannel.cxx(4296) RTP Open fast start logical channel id 1 port 50000 <...> cut <...> 2007/10/10 11:14:40.394 3 yasocket.cxx(638) Q931d x.x.x.x:1720 Error(1): Input/output error (12:57) 2007/10/10 11:14:40.422 1 ProxyChannel.cxx(2883) Q931d Could not open/connect Q.931 socket at pu.bl.ic.ip:20000 - error 10/4: Interrupted system c 2007/10/10 11:14:40.422 3 ProxyChannel.cxx(2596) Q931 x.x.x.x:1720 DIDN'T ACCEPT THE CALL I didn't say, I using FreeBSD port 2.2.4_1. FreeBSD 6.1. May be thats why? Gatekeeper(GNU) Version(2.2.4) Ext(pthreads=1,radius=0,mysql=0,pgsql=0,large_fdset=0) Build(Oct 8 2007, 11:49:41) Sys(FreeBSD i386 6.1-RELEASE-p18) Need I set up lastest release of gnugk at Linux OS to try? Regards, Kutkovsky Dmitry ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/ _______________________________________________________ Posting: mailto:Openh323gk-users@xxxxxxxxxxxxxxxxxxxxx Archive: http://sourceforge.net/mailarchive/forum.php?forum_name=openh323gk-users Unsubscribe: http://lists.sourceforge.net/lists/listinfo/openh323gk-users Homepage: http://www.gnugk.org/