No. Time Source Destination Protocol Info 1 0.000000 137.208.90.164 137.208.89.45 TCP 2752 > 5060 [SYN] Seq=0 Len=0 MSS=1460 WS=4 Frame 1 (66 bytes on wire, 66 bytes captured) Ethernet II, Src: DellEsgP_85:83:ea (00:0b:db:85:83:ea), Dst: Cisco_f3:2e:80 (00:0d:29:f3:2e:80) Internet Protocol, Src: 137.208.90.164 (137.208.90.164), Dst: 137.208.89.45 (137.208.89.45) Transmission Control Protocol, Src Port: 2752 (2752), Dst Port: 5060 (5060), Seq: 0, Len: 0 Source port: 2752 (2752) Destination port: 5060 (5060) Sequence number: 0 (relative sequence number) Header length: 32 bytes Flags: 0x02 (SYN) Window size: 65535 Checksum: 0x1987 [correct] Options: (12 bytes) No. Time Source Destination Protocol Info 2 0.000711 137.208.89.45 137.208.90.164 TCP 5060 > 2752 [SYN, ACK] Seq=0 Ack=1 Win=186880 Len=0 MSS=1380 WS=5 Frame 2 (66 bytes on wire, 66 bytes captured) Ethernet II, Src: Cisco_f3:2e:80 (00:0d:29:f3:2e:80), Dst: DellEsgP_85:83:ea (00:0b:db:85:83:ea) Internet Protocol, Src: 137.208.89.45 (137.208.89.45), Dst: 137.208.90.164 (137.208.90.164) Transmission Control Protocol, Src Port: 5060 (5060), Dst Port: 2752 (2752), Seq: 0, Ack: 1, Len: 0 Source port: 5060 (5060) Destination port: 2752 (2752) Sequence number: 0 (relative sequence number) Acknowledgement number: 1 (relative ack number) Header length: 32 bytes Flags: 0x12 (SYN, ACK) Window size: 5840 Checksum: 0x610e [correct] Options: (12 bytes) [SEQ/ACK analysis] No. Time Source Destination Protocol Info 3 0.000764 137.208.90.164 137.208.89.45 TCP 2752 > 5060 [ACK] Seq=1 Ack=1 Win=1028096 Len=0 Frame 3 (54 bytes on wire, 54 bytes captured) Ethernet II, Src: DellEsgP_85:83:ea (00:0b:db:85:83:ea), Dst: Cisco_f3:2e:80 (00:0d:29:f3:2e:80) Internet Protocol, Src: 137.208.90.164 (137.208.90.164), Dst: 137.208.89.45 (137.208.89.45) Transmission Control Protocol, Src Port: 2752 (2752), Dst Port: 5060 (5060), Seq: 1, Ack: 1, Len: 0 Source port: 2752 (2752) Destination port: 5060 (5060) Sequence number: 1 (relative sequence number) Acknowledgement number: 1 (relative ack number) Header length: 20 bytes Flags: 0x10 (ACK) Window size: 1028096 (scaled) Checksum: 0xbd5d [correct] [SEQ/ACK analysis] No. Time Source Destination Protocol Info 4 0.000883 137.208.90.164 137.208.89.45 SIP Request: REGISTER sip:wu-wien.ac.at Frame 4 (642 bytes on wire, 642 bytes captured) Ethernet II, Src: DellEsgP_85:83:ea (00:0b:db:85:83:ea), Dst: Cisco_f3:2e:80 (00:0d:29:f3:2e:80) Internet Protocol, Src: 137.208.90.164 (137.208.90.164), Dst: 137.208.89.45 (137.208.89.45) Transmission Control Protocol, Src Port: 2752 (2752), Dst Port: 5060 (5060), Seq: 1, Ack: 1, Len: 588 Source port: 2752 (2752) Destination port: 5060 (5060) Sequence number: 1 (relative sequence number) [Next sequence number: 589 (relative sequence number)] Acknowledgement number: 1 (relative ack number) Header length: 20 bytes Flags: 0x18 (PSH, ACK) Window size: 1028096 (scaled) Checksum: 0x52db [correct] Session Initiation Protocol Request-Line: REGISTER sip:wu-wien.ac.at SIP/2.0 Message Header Via: SIP/2.0/TCP 137.208.90.164:21744;branch=z9hG4bK-d87543-be78900c1313e45c-1--d87543-;rport Max-Forwards: 70 Contact: To: "Alexander Bergolth" From: "Alexander Bergolth";tag=741b5040 Call-ID: ZjMzNzQ3OTAxYzBjMjcwNzE0ODg1NDQ1NzU1NDEwNjI. CSeq: 1 REGISTER Expires: 3600 Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO User-Agent: X-Lite release 1006e stamp 34025 Content-Length: 0 No. Time Source Destination Protocol Info 5 0.001436 137.208.89.45 137.208.90.164 TCP 5060 > 2752 [ACK] Seq=1 Ack=589 Win=7040 Len=0 Frame 5 (60 bytes on wire, 60 bytes captured) Ethernet II, Src: Cisco_f3:2e:80 (00:0d:29:f3:2e:80), Dst: DellEsgP_85:83:ea (00:0b:db:85:83:ea) Internet Protocol, Src: 137.208.89.45 (137.208.89.45), Dst: 137.208.90.164 (137.208.90.164) Transmission Control Protocol, Src Port: 5060 (5060), Dst Port: 2752 (2752), Seq: 1, Ack: 589, Len: 0 Source port: 5060 (5060) Destination port: 2752 (2752) Sequence number: 1 (relative sequence number) Acknowledgement number: 589 (relative ack number) Header length: 20 bytes Flags: 0x10 (ACK) Window size: 7040 (scaled) Checksum: 0xb536 [correct] [SEQ/ACK analysis] No. Time Source Destination Protocol Info 6 0.001675 137.208.89.45 137.208.90.164 SIP Status: 100 Trying (0 bindings) Frame 6 (603 bytes on wire, 603 bytes captured) Ethernet II, Src: Cisco_f3:2e:80 (00:0d:29:f3:2e:80), Dst: DellEsgP_85:83:ea (00:0b:db:85:83:ea) Internet Protocol, Src: 137.208.89.45 (137.208.89.45), Dst: 137.208.90.164 (137.208.90.164) Transmission Control Protocol, Src Port: 5060 (5060), Dst Port: 2752 (2752), Seq: 1, Ack: 589, Len: 549 Source port: 5060 (5060) Destination port: 2752 (2752) Sequence number: 1 (relative sequence number) [Next sequence number: 550 (relative sequence number)] Acknowledgement number: 589 (relative ack number) Header length: 20 bytes Flags: 0x18 (PSH, ACK) Window size: 7040 (scaled) Checksum: 0x5ec3 [correct] Session Initiation Protocol Status-Line: SIP/2.0 100 Trying Message Header Via: SIP/2.0/TCP 137.208.90.164:21744;branch=z9hG4bK-d87543-be78900c1313e45c-1--d87543-;rport=2752 To: "Alexander Bergolth" From: "Alexander Bergolth";tag=741b5040 Call-ID: ZjMzNzQ3OTAxYzBjMjcwNzE0ODg1NDQ1NzU1NDEwNjI. CSeq: 1 REGISTER Server: OpenSER (1.2.0-notls (i386/linux)) Content-Length: 0 Warning: 392 137.208.89.45:5060 "Noisy feedback tells: pid=25872 req_src_ip=137.208.90.164 req_src_port=2752 in_uri=sip:wu-wien.ac.at out_uri=sip:wu-wien.ac.at via_cnt==1" No. Time Source Destination Protocol Info 7 0.001705 137.208.89.45 137.208.90.164 SIP Status: 401 Unauthorized (0 bindings) Frame 7 (761 bytes on wire, 761 bytes captured) Ethernet II, Src: Cisco_f3:2e:80 (00:0d:29:f3:2e:80), Dst: DellEsgP_85:83:ea (00:0b:db:85:83:ea) Internet Protocol, Src: 137.208.89.45 (137.208.89.45), Dst: 137.208.90.164 (137.208.90.164) Transmission Control Protocol, Src Port: 5060 (5060), Dst Port: 2752 (2752), Seq: 550, Ack: 589, Len: 707 Source port: 5060 (5060) Destination port: 2752 (2752) Sequence number: 550 (relative sequence number) [Next sequence number: 1257 (relative sequence number)] Acknowledgement number: 589 (relative ack number) Header length: 20 bytes Flags: 0x18 (PSH, ACK) Window size: 7040 (scaled) Checksum: 0xed3e [correct] Session Initiation Protocol Status-Line: SIP/2.0 401 Unauthorized Message Header Via: SIP/2.0/TCP 137.208.90.164:21744;branch=z9hG4bK-d87543-be78900c1313e45c-1--d87543-;rport=2752 To: "Alexander Bergolth";tag=329cfeaa6ded039da25ff8cbb8668bd2.8a54 From: "Alexander Bergolth";tag=741b5040 Call-ID: ZjMzNzQ3OTAxYzBjMjcwNzE0ODg1NDQ1NzU1NDEwNjI. CSeq: 1 REGISTER WWW-Authenticate: Digest realm="wu-wien.ac.at", nonce="46519ce78326884c851938026c31d135c4c26b2a", qop="auth" Server: OpenSER (1.2.0-notls (i386/linux)) Content-Length: 0 Warning: 392 137.208.89.45:5060 "Noisy feedback tells: pid=25872 req_src_ip=137.208.90.164 req_src_port=2752 in_uri=sip:wu-wien.ac.at out_uri=sip:wu-wien.ac.at via_cnt==1" No. Time Source Destination Protocol Info 8 0.001736 137.208.90.164 137.208.89.45 TCP 2752 > 5060 [ACK] Seq=589 Ack=1257 Win=1026832 Len=0 Frame 8 (54 bytes on wire, 54 bytes captured) Ethernet II, Src: DellEsgP_85:83:ea (00:0b:db:85:83:ea), Dst: Cisco_f3:2e:80 (00:0d:29:f3:2e:80) Internet Protocol, Src: 137.208.90.164 (137.208.90.164), Dst: 137.208.89.45 (137.208.89.45) Transmission Control Protocol, Src Port: 2752 (2752), Dst Port: 5060 (5060), Seq: 589, Ack: 1257, Len: 0 Source port: 2752 (2752) Destination port: 5060 (5060) Sequence number: 589 (relative sequence number) Acknowledgement number: 1257 (relative ack number) Header length: 20 bytes Flags: 0x10 (ACK) Window size: 1026832 (scaled) Checksum: 0xb678 [correct] [SEQ/ACK analysis] No. Time Source Destination Protocol Info 9 0.206725 137.208.90.164 137.208.89.45 SIP Request: REGISTER sip:wu-wien.ac.at Frame 9 (882 bytes on wire, 882 bytes captured) Ethernet II, Src: DellEsgP_85:83:ea (00:0b:db:85:83:ea), Dst: Cisco_f3:2e:80 (00:0d:29:f3:2e:80) Internet Protocol, Src: 137.208.90.164 (137.208.90.164), Dst: 137.208.89.45 (137.208.89.45) Transmission Control Protocol, Src Port: 2752 (2752), Dst Port: 5060 (5060), Seq: 589, Ack: 1257, Len: 828 Source port: 2752 (2752) Destination port: 5060 (5060) Sequence number: 589 (relative sequence number) [Next sequence number: 1417 (relative sequence number)] Acknowledgement number: 1257 (relative ack number) Header length: 20 bytes Flags: 0x18 (PSH, ACK) Window size: 1026832 (scaled) Checksum: 0x9707 [correct] Session Initiation Protocol Request-Line: REGISTER sip:wu-wien.ac.at SIP/2.0 Message Header Via: SIP/2.0/TCP 137.208.90.164:21744;branch=z9hG4bK-d87543-b52ade29a4183f60-1--d87543-;rport Max-Forwards: 70 Contact: To: "Alexander Bergolth" From: "Alexander Bergolth";tag=741b5040 Call-ID: ZjMzNzQ3OTAxYzBjMjcwNzE0ODg1NDQ1NzU1NDEwNjI. CSeq: 2 REGISTER Expires: 3600 Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO User-Agent: X-Lite release 1006e stamp 34025 Authorization: Digest username="30001",realm="wu-wien.ac.at",nonce="46519ce78326884c851938026c31d135c4c26b2a",uri="sip:wu-wien.ac.at",response="f9e82ec31c7c65d4a0350770a3b23a91",cnonce="266bce99b26acdb7",nc=00000001,qop=auth,algorithm=MD5 Content-Length: 0 No. Time Source Destination Protocol Info 10 0.207427 137.208.89.45 137.208.90.164 SIP Status: 100 Trying (0 bindings) Frame 10 (603 bytes on wire, 603 bytes captured) Ethernet II, Src: Cisco_f3:2e:80 (00:0d:29:f3:2e:80), Dst: DellEsgP_85:83:ea (00:0b:db:85:83:ea) Internet Protocol, Src: 137.208.89.45 (137.208.89.45), Dst: 137.208.90.164 (137.208.90.164) Transmission Control Protocol, Src Port: 5060 (5060), Dst Port: 2752 (2752), Seq: 1257, Ack: 1417, Len: 549 Source port: 5060 (5060) Destination port: 2752 (2752) Sequence number: 1257 (relative sequence number) [Next sequence number: 1806 (relative sequence number)] Acknowledgement number: 1417 (relative ack number) Header length: 20 bytes Flags: 0x18 (PSH, ACK) Window size: 8672 (scaled) Checksum: 0x2e63 [correct] [SEQ/ACK analysis] Session Initiation Protocol Status-Line: SIP/2.0 100 Trying Message Header Via: SIP/2.0/TCP 137.208.90.164:21744;branch=z9hG4bK-d87543-b52ade29a4183f60-1--d87543-;rport=2752 To: "Alexander Bergolth" From: "Alexander Bergolth";tag=741b5040 Call-ID: ZjMzNzQ3OTAxYzBjMjcwNzE0ODg1NDQ1NzU1NDEwNjI. CSeq: 2 REGISTER Server: OpenSER (1.2.0-notls (i386/linux)) Content-Length: 0 Warning: 392 137.208.89.45:5060 "Noisy feedback tells: pid=25872 req_src_ip=137.208.90.164 req_src_port=2752 in_uri=sip:wu-wien.ac.at out_uri=sip:wu-wien.ac.at via_cnt==1" No. Time Source Destination Protocol Info 11 0.207904 137.208.89.45 137.208.90.164 SIP Status: 200 OK (2 bindings) Frame 11 (873 bytes on wire, 873 bytes captured) Ethernet II, Src: Cisco_f3:2e:80 (00:0d:29:f3:2e:80), Dst: DellEsgP_85:83:ea (00:0b:db:85:83:ea) Internet Protocol, Src: 137.208.89.45 (137.208.89.45), Dst: 137.208.90.164 (137.208.90.164) Transmission Control Protocol, Src Port: 5060 (5060), Dst Port: 2752 (2752), Seq: 1806, Ack: 1417, Len: 819 Source port: 5060 (5060) Destination port: 2752 (2752) Sequence number: 1806 (relative sequence number) [Next sequence number: 2625 (relative sequence number)] Acknowledgement number: 1417 (relative ack number) Header length: 20 bytes Flags: 0x18 (PSH, ACK) Window size: 8672 (scaled) Checksum: 0xade6 [correct] Session Initiation Protocol Status-Line: SIP/2.0 200 OK Message Header Via: SIP/2.0/TCP 137.208.90.164:21744;branch=z9hG4bK-d87543-b52ade29a4183f60-1--d87543-;rport=2752 To: "Alexander Bergolth";tag=329cfeaa6ded039da25ff8cbb8668bd2.6008 From: "Alexander Bergolth";tag=741b5040 Call-ID: ZjMzNzQ3OTAxYzBjMjcwNzE0ODg1NDQ1NzU1NDEwNjI. CSeq: 2 REGISTER Contact: ;expires=150, ;expires=3600;received="sip:137.208.90.164:2752;transport=TCP" Server: OpenSER (1.2.0-notls (i386/linux)) Content-Length: 0 Warning: 392 137.208.89.45:5060 "Noisy feedback tells: pid=25872 req_src_ip=137.208.90.164 req_src_port=2752 in_uri=sip:wu-wien.ac.at out_uri=sip:wu-wien.ac.at via_cnt==1" No. Time Source Destination Protocol Info 12 0.207936 137.208.90.164 137.208.89.45 TCP 2752 > 5060 [ACK] Seq=1417 Ack=2625 Win=1028096 Len=0 Frame 12 (54 bytes on wire, 54 bytes captured) Ethernet II, Src: DellEsgP_85:83:ea (00:0b:db:85:83:ea), Dst: Cisco_f3:2e:80 (00:0d:29:f3:2e:80) Internet Protocol, Src: 137.208.90.164 (137.208.90.164), Dst: 137.208.89.45 (137.208.89.45) Transmission Control Protocol, Src Port: 2752 (2752), Dst Port: 5060 (5060), Seq: 1417, Ack: 2625, Len: 0 Source port: 2752 (2752) Destination port: 5060 (5060) Sequence number: 1417 (relative sequence number) Acknowledgement number: 2625 (relative ack number) Header length: 20 bytes Flags: 0x10 (ACK) Window size: 1028096 (scaled) Checksum: 0xad95 [correct] [SEQ/ACK analysis] No. Time Source Destination Protocol Info 13 0.411851 137.208.90.164 137.208.89.45 SIP Request: SUBSCRIBE sip:30001@wu-wien.ac.at Frame 13 (646 bytes on wire, 646 bytes captured) Ethernet II, Src: DellEsgP_85:83:ea (00:0b:db:85:83:ea), Dst: Cisco_f3:2e:80 (00:0d:29:f3:2e:80) Internet Protocol, Src: 137.208.90.164 (137.208.90.164), Dst: 137.208.89.45 (137.208.89.45) Transmission Control Protocol, Src Port: 2752 (2752), Dst Port: 5060 (5060), Seq: 1417, Ack: 2625, Len: 592 Source port: 2752 (2752) Destination port: 5060 (5060) Sequence number: 1417 (relative sequence number) [Next sequence number: 2009 (relative sequence number)] Acknowledgement number: 2625 (relative ack number) Header length: 20 bytes Flags: 0x18 (PSH, ACK) Window size: 1028096 (scaled) Checksum: 0xcc14 [correct] Session Initiation Protocol Request-Line: SUBSCRIBE sip:30001@wu-wien.ac.at SIP/2.0 Message Header Via: SIP/2.0/TCP 137.208.90.164:21744;branch=z9hG4bK-d87543-f31c967fab6dcb37-1--d87543-;rport Max-Forwards: 70 Contact: To: "Alexander Bergolth" From: "Alexander Bergolth";tag=24109272 Call-ID: MmRmMDJiNjhlMGNhNjFkYmQ5OWVlNTljMDg0NTFiNWQ. CSeq: 1 SUBSCRIBE Expires: 300 Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO User-Agent: X-Lite release 1006e stamp 34025 Event: message-summary Content-Length: 0 No. Time Source Destination Protocol Info 14 0.412668 137.208.89.45 137.208.90.164 SIP Status: 501 Method Not Supported Here Frame 14 (677 bytes on wire, 677 bytes captured) Ethernet II, Src: Cisco_f3:2e:80 (00:0d:29:f3:2e:80), Dst: DellEsgP_85:83:ea (00:0b:db:85:83:ea) Internet Protocol, Src: 137.208.89.45 (137.208.89.45), Dst: 137.208.90.164 (137.208.90.164) Transmission Control Protocol, Src Port: 5060 (5060), Dst Port: 2752 (2752), Seq: 2625, Ack: 2009, Len: 623 Source port: 5060 (5060) Destination port: 2752 (2752) Sequence number: 2625 (relative sequence number) [Next sequence number: 3248 (relative sequence number)] Acknowledgement number: 2009 (relative ack number) Header length: 20 bytes Flags: 0x18 (PSH, ACK) Window size: 10336 (scaled) Checksum: 0x696c [correct] [SEQ/ACK analysis] Session Initiation Protocol Status-Line: SIP/2.0 501 Method Not Supported Here Message Header Via: SIP/2.0/TCP 137.208.90.164:21744;branch=z9hG4bK-d87543-f31c967fab6dcb37-1--d87543-;rport=2752 To: "Alexander Bergolth";tag=329cfeaa6ded039da25ff8cbb8668bd2.15e1 From: "Alexander Bergolth";tag=24109272 Call-ID: MmRmMDJiNjhlMGNhNjFkYmQ5OWVlNTljMDg0NTFiNWQ. CSeq: 1 SUBSCRIBE Server: OpenSER (1.2.0-notls (i386/linux)) Content-Length: 0 Warning: 392 137.208.89.45:5060 "Noisy feedback tells: pid=25872 req_src_ip=137.208.90.164 req_src_port=2752 in_uri=sip:30001@wu-wien.ac.at out_uri=sip:30001@wu-wien.ac.at via_cnt==1" No. Time Source Destination Protocol Info 15 0.571697 137.208.90.164 137.208.89.45 TCP 2752 > 5060 [ACK] Seq=2009 Ack=3248 Win=1027472 Len=0 Frame 15 (54 bytes on wire, 54 bytes captured) Ethernet II, Src: DellEsgP_85:83:ea (00:0b:db:85:83:ea), Dst: Cisco_f3:2e:80 (00:0d:29:f3:2e:80) Internet Protocol, Src: 137.208.90.164 (137.208.90.164), Dst: 137.208.89.45 (137.208.89.45) Transmission Control Protocol, Src Port: 2752 (2752), Dst Port: 5060 (5060), Seq: 2009, Ack: 3248, Len: 0 Source port: 2752 (2752) Destination port: 5060 (5060) Sequence number: 2009 (relative sequence number) Acknowledgement number: 3248 (relative ack number) Header length: 20 bytes Flags: 0x10 (ACK) Window size: 1027472 (scaled) Checksum: 0xa8fd [correct] [SEQ/ACK analysis]