STDs are stable identifiers for "Internet Standards." An STD may consist of a single RFC or a group of RFCs related to a specific protocol. The collection may become empty as the STD evolves.
RFC 821: STD 10: Simple Mail Transfer Protocol
Internet Standard
- J. Postel
- August 1982
- Legacy publication
Abstract
The objective of Simple Mail Transfer Protocol (SMTP) is to transfer mail reliably and efficiently. SMTP is independent of the particular transmission subsystem and requires only a reliable ordered data stream channel. Obsoletes RFC 788, 780, and 772.
Obsoleted by RFC 2821
Abstract
The objective of Simple Mail Transfer Protocol (SMTP) is to transfer mail reliably and efficiently. SMTP is independent of the particular transmission subsystem and requires only a reliable ordered data stream channel. Obsoletes RFC 788, 780, and 772.
RFC 974: STD 10: Mail routing and the domain system
Historic
- C. Partridge
- January 1986
- Legacy publication
Abstract
This RFC presents a description of how mail systems on the Internet are expected to route messages based on information from the domain system. This involves a discussion of how mailers interpret MX RRs, which are used for message routing.
Obsoleted by RFC 2821
Abstract
This RFC presents a description of how mail systems on the Internet are expected to route messages based on information from the domain system. This involves a discussion of how mailers interpret MX RRs, which are used for message routing.
RFC 1869: STD 10: SMTP Service Extensions
Internet Standard
- J. Klensin
- N. Freed
- M. Rose
- E. Stefferud
- D. Crocker
- November 1995
- IETF publication
- Applications Area
Abstract
This memo defines a framework for extending the SMTP service by defining a means whereby a server SMTP can inform a client SMTP as to the service extensions it supports. [STANDARDS-TRACK]
Obsoleted by RFC 2821
Abstract
This memo defines a framework for extending the SMTP service by defining a means whereby a server SMTP can inform a client SMTP as to the service extensions it supports. [STANDARDS-TRACK]
RFC 1870: STD 10: SMTP Service Extension for Message Size Declaration
Internet Standard
- J. Klensin
- N. Freed
- K. Moore
- November 1995
- IETF publication
- Applications Area
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]
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]