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Web server works but not proprietary software with IP address.
Below is host filter by problem IP. Is there anything practical from this filter that could be done to determine solution? The proprietary software gives a "unable to communicate message" in user interface.
Here is webserver working ok lines 60...66:
60 11.448615 172.17.1.36 192.168.26.187 TCP 1480 80 → 54534 [PSH, ACK] Seq=5138 Ack=311 Win=10000 Len=1426 [TCP segment of a reassembled PDU] 61 11.451812 172.17.1.36 192.168.26.187 HTTP 423 HTTP/1.1 200 OK (text/html) 62 11.451844 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [ACK] Seq=311 Ack=6933 Win=131328 Len=0 63 12.972737 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [FIN, ACK] Seq=311 Ack=6933 Win=131328 Len=0 64 12.980260 172.17.1.36 192.168.26.187 TCP 54 80 → 54534 [ACK] Seq=6933 Ack=312 Win=10000 Len=0 65 12.980260 172.17.1.36 192.168.26.187 TCP 54 80 → 54534 [FIN, ACK] Seq=6933 Ack=312 Win=10000 Len=0 66 12.980571 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [ACK] Seq=312 Ack=6934 Win=131328 Len=0
Here is opening proprietary software lines 67...75:
67 33.029888 192.168.26.187 172.17.1.36 TCP 66 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 68 34.029683 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 69 36.030149 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 70 40.030071 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 71 48.030306 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 72 72.021803 192.168.26.187 172.17.1.36 TCP 66 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 73 73.021924 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 74 75.021372 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 75 79.022032 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
Web server works but not proprietary software with IP address.
Below is host filter by problem IP. Is there anything practical from this filter that could be done to determine solution? The proprietary software gives a "unable to communicate message" in user interface.
Here is webserver working ok lines 60...66:60...67:
60 11.448615 172.17.1.36 192.168.26.187 TCP 1480 80 → 54534 [PSH, ACK] Seq=5138 Ack=311 Win=10000 Len=1426 [TCP segment of a reassembled PDU] 61 11.451812 172.17.1.36 192.168.26.187 HTTP 423 HTTP/1.1 200 OK (text/html) 62 11.451844 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [ACK] Seq=311 Ack=6933 Win=131328 Len=0 63 12.972737 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [FIN, ACK] Seq=311 Ack=6933 Win=131328 Len=0 64 12.980260 172.17.1.36 192.168.26.187 TCP 54 80 → 54534 [ACK] Seq=6933 Ack=312 Win=10000 Len=0 65 12.980260 172.17.1.36 192.168.26.187 TCP 54 80 → 54534 [FIN, ACK] Seq=6933 Ack=312 Win=10000 Len=0 66 12.980571 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [ACK] Seq=312 Ack=6934 Win=131328 Len=0 67 33.029888 192.168.26.187 172.17.1.36 TCP 66 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
Here is opening proprietary software lines 67...75:68...75:
67 33.029888 192.168.26.187 172.17.1.36 TCP 6668 34.029683 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM68 34.02968369 36.030149 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM69 36.03014970 40.030071 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM70 40.03007171 48.030306 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM71 48.030306 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM72 72.021803 192.168.26.187 172.17.1.36 TCP 66 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 73 73.021924 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 74 75.021372 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 75 79.022032 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
Web server works but not proprietary software with IP address.
Below is host filter by problem IP. Is there anything practical from this filter that could be done to determine solution? The proprietary software gives a "unable to communicate message" in user interface.
Here is webserver working ok lines 60...67:
60 11.448615 172.17.1.36 192.168.26.187 TCP 1480 80 → 54534 [PSH, ACK] Seq=5138 Ack=311 Win=10000 Len=1426 [TCP segment of a reassembled PDU] 61 11.451812 172.17.1.36 192.168.26.187 HTTP 423 HTTP/1.1 200 OK (text/html) 62 11.451844 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [ACK] Seq=311 Ack=6933 Win=131328 Len=0 63 12.972737 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [FIN, ACK] Seq=311 Ack=6933 Win=131328 Len=0 64 12.980260 172.17.1.36 192.168.26.187 TCP 54 80 → 54534 [ACK] Seq=6933 Ack=312 Win=10000 Len=0 65 12.980260 172.17.1.36 192.168.26.187 TCP 54 80 → 54534 [FIN, ACK] Seq=6933 Ack=312 Win=10000 Len=0 66 12.980571 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [ACK] Seq=312 Ack=6934 Win=131328 Len=0 67 33.029888 192.168.26.187 172.17.1.36 TCP 66 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256SACK_PERMSACK_PERM
Here is opening proprietary software lines 68...75: 68 34.029683 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 69 36.030149 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 70 40.030071 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 71 48.030306 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 72 72.021803 192.168.26.187 172.17.1.36 TCP 66 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 73 73.021924 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 74 75.021372 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 75 79.022032 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
68 34.029683 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 69 36.030149 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 70 40.030071 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 71 48.030306 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 72 72.021803 192.168.26.187 172.17.1.36 TCP 66 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 73 73.021924 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 74 75.021372 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 75 79.022032 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
Web server works but not proprietary software with IP address.
Below is host filter by problem IP. Is there anything practical from this filter that could be done to determine solution? The proprietary software gives a "unable to communicate message" in user interface.
Here is webserver working ok lines 60...67: 60 11.448615 172.17.1.36 192.168.26.187 TCP 1480 80 → 54534 [PSH, ACK] Seq=5138 Ack=311 Win=10000 Len=1426 [TCP segment of a reassembled PDU] 61 11.451812 172.17.1.36 192.168.26.187 HTTP 423 HTTP/1.1 200 OK (text/html) 62 11.451844 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [ACK] Seq=311 Ack=6933 Win=131328 Len=0 63 12.972737 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [FIN, ACK] Seq=311 Ack=6933 Win=131328 Len=0 64 12.980260 172.17.1.36 192.168.26.187 TCP 54 80 → 54534 [ACK] Seq=6933 Ack=312 Win=10000 Len=0 65 12.980260 172.17.1.36 192.168.26.187 TCP 54 80 → 54534 [FIN, ACK] Seq=6933 Ack=312 Win=10000 Len=0 66 12.980571 192.168.26.187 172.17.1.36 TCP 54 54534 → 80 [ACK] Seq=312 Ack=6934 Win=131328 Len=0 67 33.029888 192.168.26.187 172.17.1.36 TCP 66 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
Here is opening proprietary software lines 68...75: 68 34.029683 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 69 36.030149 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 70 40.030071 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 71 48.030306 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58831 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 72 72.021803 192.168.26.187 172.17.1.36 TCP 66 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 73 73.021924 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 74 75.021372 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM 75 79.022032 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 50882 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
15 110.947801 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 65323 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
14 102.947993 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 65323 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
13 98.947288 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 65323 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
12 96.947261 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 65323 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
11 95.946641 192.168.26.187 172.17.1.36 TCP 66 65323 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
10 79.939501 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58866 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
9 71.939671 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58866 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
8 67.939751 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58866 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
7 65.938795 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 58866 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
6 64.938793 192.168.26.187 172.17.1.36 TCP 66 58866 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
5 15.002579 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 61764 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
4 7.001431 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 61764 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
3 3.000346 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 61764 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
2 1.000257 192.168.26.187 172.17.1.36 TCP 66 [TCP Retransmission] 61764 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
1 0.000000 192.168.26.187 172.17.1.36 TCP 66 61764 → 44818 [SYN] Seq=0 Win=64240 Len=0 MSS=1460 WS=256 SACK_PERM
Web server works but not proprietary software with IP address.
Below is host filter by problem IP. Is there anything practical from this filter that could be done to determine solution? The proprietary software gives a "unable to communicate message" in user interface.