RFC 2428 · PROPOSED STANDARD · 1998
SUN · 14 JUN 2026
FTP Extensions for IPv6 and NATs
Overview
RFC 2428, “FTP Extensions for IPv6 and NATs”, is a Proposed Standard document published in September 1998 by M. Allman, S. Ostermann, C. Metz. The canonical text is published by the RFC Editor.
Abstract
This paper specifies extensions to FTP that will allow the protocol to work over IPv4 and IPv6. [STANDARDS-TRACK]
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
Read this RFC
The canonical text of RFC 2428 is hosted at rfc-editor.org. Available in TXT,HTML.
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