PCAP Next Generation (PCAPNG) Dump File Format

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Last updated 2014-12-28 (latest revision 2014-06-26)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document describes a format to dump captured packets to a file. This format is extensible; Wireshark can currently read and write it, and libpcap can currently read some pcap-ng files.


Michael Tüxen (tuexen@fh-muenster.de)
Fulvio Risso (fulvio.risso@polito.it)
Jasper Bongertz (jasper@packet-foo.com)
Guy Harris (guy@alum.mit.edu)

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)