[...]
here is it, some unauthorized msgs...
2006/01/30 17:06:15.966 1:43:43.375 SIP Transport:8389230 SIP Received Authentication Required response
2006/01/30 17:06:15.968 1:43:43.379 SIP Transport:8439938 SIP PDU Received SIP/2.0 401 Unauthorized on udp$213.186.62.145:5060<if=udp$192.168.1.100:5061>
2006/01/30 17:06:16.090 1:43:43.500 SIP Transport:8389230 SIP Adding authentication information
2006/01/30 17:06:16.115 1:43:43.525 SIP Transport:8389230 SIP Sending PDU REGISTER sip:sipgate.de on udp$217.10.79.9:5060<if=udp$85.212.147.219:5072>
2006/01/30 17:06:16.216 1:43:43.625 SIP Transport:8389230 SIP PDU Received SIP/2.0 200 OK on udp$217.10.79.9:5060<if=udp$85.212.147.219:5072>