RFC 680 · UNKNOWN · 1975 TUE · 15 SEP 2026

Message Transmission Protocol

By T.H. Myer, D.A. Henderson · Published April 1975 · DOI 10.17487/RFC0680

Overview

RFC 680, “Message Transmission Protocol”, is an Unknown document published in April 1975 by T.H. Myer, D.A. Henderson. It updates RFC 561. The canonical text is published by the RFC Editor.

Abstract

Extends message field definition beyond RFC 561 attempts to establish syntactic and semantic standards for ARPANET; see also RFCs 733 and 822.

Abstract as published in the RFC, via rfc-editor.org.

What “Unknown” means

The standards-track status of this early RFC was never formally classified.

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Relationships to other RFCs
This RFC updates
RFC 561
Other RFCs from 1975