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This protocol is defined as ISO standard 8823 and ITU-T recommendation X.226.

It is part of the IsoProtocolFamily.


This protocol is part of the OSI stack.

Protocol dependencies

Example traffic

XXX - Add example traffic here (as plain text or Wireshark screenshot).


The PRES dissector is generated by the Asn2wrs compiler.

Preference Settings

(XXX add links to preference settings affecting how PRES is dissected).

Example capture file

XXX - Add a simple example capture file to the SampleCaptures page and link from here (see below). Keep this file short, it's also a good idea to gzip it to make it even smaller, as Wireshark can open gzipped files automatically.

Display Filter

A complete list of PRES display filter fields can be found in the display filter reference

Capture Filter

You cannot directly filter PRES protocols while capturing.

* ITU PRES page.


PRES (last edited 2008-04-12 17:51:24 by localhost)