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How to capture TCP SYN, ACK and FIN packets with tcpdump

Posted by xmodulo on
Xmodulo; By Dan Nanni
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As a de-facto packet capture tool, tcpdump provides flexible packet filtering capabilities. The libpcap packet capture engine which tcpdump is based upon supports standard packet filtering rules such as 5-tuple packet header (source/destination IP addresses/ports and IP protocol type) filtering.

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