U 2011/06/29 17:36:48.535913 81.63.65.12:58574 -> 94.23.225.212:5060 REGISTER sip:astrad.switzernet.com SIP/2.0. Via: SIP/2.0/UDP 192.168.1.121:5060;branch=z9hG4bK-c537f23d. From: "41215500327" ;tag=2de61934cf88cdaao0. To: "41215500327" . Call-ID: 273f26d2-f8a2ebd2@192.168.1.121. CSeq: 63396 REGISTER. Max-Forwards: 70. Contact: "41215500327" ;expires=3600. User-Agent: Linksys/SPA921-5.1.8. Content-Length: 0. Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER. Supported: replaces. . U 2011/06/29 17:36:48.536267 94.23.225.212:5060 -> 81.63.65.12:58574 SIP/2.0 100 Trying. Via: SIP/2.0/UDP 192.168.1.121:5060;branch=z9hG4bK-c537f23d;received=81.63.65.12. From: "41215500327" ;tag=2de61934cf88cdaao0. To: "41215500327" . Call-ID: 273f26d2-f8a2ebd2@192.168.1.121. CSeq: 63396 REGISTER. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Supported: replaces. Contact: . Content-Length: 0. . U 2011/06/29 17:36:48.536289 94.23.225.212:5060 -> 81.63.65.12:58574 SIP/2.0 401 Unauthorized. Via: SIP/2.0/UDP 192.168.1.121:5060;branch=z9hG4bK-c537f23d;received=81.63.65.12. From: "41215500327" ;tag=2de61934cf88cdaao0. To: "41215500327" ;tag=as4dfff7be. Call-ID: 273f26d2-f8a2ebd2@192.168.1.121. CSeq: 63396 REGISTER. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Supported: replaces. WWW-Authenticate: Digest algorithm=MD5, realm="switzernet", nonce="645f1583". Content-Length: 0. . U 2011/06/29 17:36:48.595569 81.63.65.12:58574 -> 94.23.225.212:5060 REGISTER sip:astrad.switzernet.com SIP/2.0. Via: SIP/2.0/UDP 192.168.1.121:5060;branch=z9hG4bK-fec54f0. From: "41215500327" ;tag=2de61934cf88cdaao0. To: "41215500327" . Call-ID: 273f26d2-f8a2ebd2@192.168.1.121. CSeq: 63397 REGISTER. Max-Forwards: 70. Authorization: Digest username="41215500327",realm="switzernet",nonce="645f1583",uri="sip:astrad.switzernet.com",algorithm=MD5,response="4bcde73568ba56b73b022adf3430d6b4". Contact: "41215500327" ;expires=3600. User-Agent: Linksys/SPA921-5.1.8. Content-Length: 0. Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER. Supported: replaces. . U 2011/06/29 17:36:48.595812 94.23.225.212:5060 -> 81.63.65.12:58574 SIP/2.0 100 Trying. Via: SIP/2.0/UDP 192.168.1.121:5060;branch=z9hG4bK-fec54f0;received=81.63.65.12. From: "41215500327" ;tag=2de61934cf88cdaao0. To: "41215500327" . Call-ID: 273f26d2-f8a2ebd2@192.168.1.121. CSeq: 63397 REGISTER. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Supported: replaces. Contact: . Content-Length: 0. . U 2011/06/29 17:36:48.656295 94.23.225.212:5060 -> 81.63.65.12:58574 SIP/2.0 200 OK. Via: SIP/2.0/UDP 192.168.1.121:5060;branch=z9hG4bK-fec54f0;received=81.63.65.12. From: "41215500327" ;tag=2de61934cf88cdaao0. To: "41215500327" ;tag=as4dfff7be. Call-ID: 273f26d2-f8a2ebd2@192.168.1.121. CSeq: 63397 REGISTER. User-Agent: Asterisk PBX. Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY. Supported: replaces. Expires: 3600. Contact: ;expires=3600. Date: Wed, 29 Jun 2011 15:36:48 GMT. Content-Length: 0. .