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Next-Hop SMTP Traffic Control

Document Type Expired Internet-Draft (individual)
Author Steve Atkins
Last updated 2012-04-25 (Latest revision 2011-10-23)
Stream (None)
Intended RFC status (None)
Expired & archived
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date (None)
Responsible AD (None)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


This document defines an extended SMTP response for mail servers to assist clients in adjusting the rate at which they send mail. Use of this mechanism can reduce wasteful SMTP connections and reduce mail delivery delays; at scale the aggregate benefit to clients and servers can be significant.


Steve Atkins

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