SMTP Service Extension for Message Size Declaration
RFC 1653, “SMTP Service Extension for Message Size Declaration”, is a Draft Standard document published in July 1994 by J. Klensin, N. Freed, K. Moore. It obsoletes RFC 1427. It has been obsoleted by RFC 1870 — refer to the newer document for the authoritative version. The canonical text is published by the RFC Editor.
Abstract
This memo defines an extension to the SMTP service whereby an SMTP client and server may interact to give the server an opportunity to decline to accept a message (perhaps temporarily) based on the client's estimate of the message size. [STANDARDS-TRACK]
What “Draft Standard” means
A historical maturity level (retired in 2011) that sat between Proposed Standard and Internet Standard and required multiple interoperable implementations.
The canonical text of RFC 1653 is hosted at rfc-editor.org. Available in TXT,HTML.
- RFC 1652 SMTP Service Extension for 8bit-MIMEtransport
- RFC 1654 A Border Gateway Protocol 4
- RFC 1651 SMTP Service Extensions
- RFC 1655 Application of the Border Gateway Protocol in the Internet
- RFC 1650 Definitions of Managed Objects for the Ethernet-like Interface Types using SMIv2
- RFC 1656 BGP-4 Protocol Document Roadmap and Implementation Experience
- RFC 1649 Operational Requirements for X.400 Management Domains in the GO-MHS Community
- RFC 1657 Definitions of Managed Objects for the Fourth Version of the Border Gateway Protocol using SMIv2