Here you can find the latest stable version of tcpdump and libpcap, as well as current development versions, a complete documentation, and information about how to report bugs …

Jun 30, 2025 · tcpdump prints out a description of the contents of packets on a network interface that match the Boolean expression (see pcap-filter (7) for the expression syntax); the …

A: Tcpdump gets time stamps from libpcap, and libpcap gets them from the OS kernel, so tcpdump—and any other program using libpcap, such as Wireshark or snoop—is at the mercy …

Aug 30, 2024 · Below is the timeline of notable tcpdump and libpcap releases made by The Tcpdump Group (the current developers). For a more detailed description of each release …

No libpcap release will use these for any purpose, nor will any tcpdump release use them, either.

Oct 18, 2025 · This HTML man page was generated at 19:16:13 GMT, October 18, 2025 from a source man page in "The Tcpdump Group" git repositories using man2html and other tools.

Index of /release

Then follows the compiled filter (also known as "filter program" or "packet-matching code") as a sequence of BPF instructions in three formats: an output of tcpdump -d (which is explained in …

Nov 22, 2025 · This HTML man page was generated at 13:05:55 GMT, November 23, 2025 from a source man page in "The Tcpdump Group" git repositories using man2html and other tools.

All vulnerabilities must be reported to The Tcpdump Group via [email protected]. Please try to keep as close to a responsible disclosure process as is reasonably practicable.