PCAP

File Format
Name	PCAP
Ontology	Electronic File Formats Networking PCAP
Extension(s)	.pcap
PRONOM	fmt/779, fmt/780
Kaitai Struct Spec	pcap.ksy

PCAP (or libpcap) is a format used by networking tools such as TcpDump/WinDump to save captured network activity.

Format description

• File format

Metaformat files

• Synalysis grammar file (for Hexinator / Synalize It!; more details)
• DFDL schema (see DFDL)

Sample files

• Sample network captures

Other links

• Wikipedia article
• tcpdump official site