RFC 2663 · INFORMATIONAL · 1999
SUN · 14 JUN 2026
IP Network Address Translator Terminology and Considerations
Overview
RFC 2663, “IP Network Address Translator Terminology and Considerations”, is an Informational document published in August 1999 by P. Srisuresh, M. Holdrege. The canonical text is published by the RFC Editor.
Abstract
This document attempts to describe the operation of NAT devices and the associated considerations in general, and to define the terminology used to identify various flavors of NAT. This memo provides information for the Internet community.
What “Informational” means
Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.
Read this RFC
The canonical text of RFC 2663 is hosted at rfc-editor.org. Available in TXT,HTML.
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