RFC 2709 · INFORMATIONAL · 1999
SUN · 14 JUN 2026
Security Model with Tunnel-mode IPsec for NAT Domains
Overview
RFC 2709, “Security Model with Tunnel-mode IPsec for NAT Domains”, is an Informational document published in October 1999 by P. Srisuresh. The canonical text is published by the RFC Editor.
Abstract
This document describes a security model by which tunnel-mode IPsec security can be architected on NAT devices. 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 2709 is hosted at rfc-editor.org. Available in TXT,HTML.
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