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SMTP IPv6 to IPv4 Fallback: An Applicability Statement

Document Type Expired Internet-Draft (individual)
Expired & archived
Authors Franck Martin , Alec Peterson
Last updated 2014-11-16 (Latest revision 2014-05-15)
RFC stream (None)
Intended RFC status (None)
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


This Applicability Statement describes how Mail Transfer Agents (MTAs) can be encouraged to fall back to IPv4 when a message is refused over IPv6.


Franck Martin
Alec Peterson

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