Reporting Unobserved Fields in IPFIX

Document Type Expired Internet-Draft (individual)
Last updated 2015-01-05 (latest revision 2014-07-04)
Stream (None)
Intended RFC status (None)
Expired & archived
plain text pdf html
Stream Stream state (No stream defined)
Document shepherd No shepherd assigned
IESG IESG state Expired
Telechat date
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


The IPFIX protocol is designed to export information about observations, and lacks a method for reporting that observations are unavailable. This document discusses several methods for reporting when fields are unavailable, reviews the advantages and disadvantage of each, and recommends methods which should be used.


Paul Aitken (

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