Notes analyse de paquets réseau avec Wireshark

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Wireshark - filtres

Paquets en erreurs ?

!_ws.expert.message == "Retransmission (suspected)" && !_ws.expert.message == "Duplicate ACK (#1)" && !_ws.expert.message == "Out-Of-Order segment"

TZ="Europe/Paris" tshark -n -tad -r tcpdump_client.pcap -Y "smb2.cmd == 5"

$ TZ="Europe/Paris" capinfos -aeuc tcpdump_client.pcap 
File name:           0050-nonworking_cp_tcpdump_client.pcap
Number of packets:   2,720 k
Capture duration:    111.092169 seconds
First packet time:   2022-08-19 14:43:44.519951
Last packet time:    2022-08-19 14:45:35.612120