RFC 1870: SMTP Service Extension for Message Size Declaration

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…

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Outgoing relationships (3 related RFCs)

Obsoletes — RFC 1653: SMTP Service Extension for Message Size Declaration
Informative reference — RFC 1521: MIME (Multipurpose Internet Mail Extensions) Part One: Mechanisms for Specifying and Describing the Format of Internet Message Bodies
Informative reference — RFC 1522: MIME (Multipurpose Internet Mail Extensions) Part Two: Message Header Extensions for Non-ASCII Text

Incoming relationships (9 related RFCs)

Normatively referenced by — RFC 4550: Internet Email to Support Diverse Service Environments (Lemonade) Profile
Informatively referenced by — RFC 4409: Message Submission for Mail
Informatively referenced by — RFC 6409: Message Submission for Mail
Informatively referenced by — RFC 2421: Voice Profile for Internet Mail - version 2
Informatively referenced by — RFC 2476: Message Submission
Informatively referenced by — RFC 1911: Voice Profile for Internet Mail
Informatively referenced by — RFC 2442: The Batch SMTP Media Type
Informatively referenced by — RFC 6710: Simple Mail Transfer Protocol Extension for Message Transfer Priorities
Informatively referenced by — RFC 9422: The LIMITS SMTP Service Extension