RFC 555 · UNKNOWN · 1973
MON · 15 JUN 2026
Responses to critiques of the proposed mail protocol
Overview
RFC 555, “Responses to critiques of the proposed mail protocol”, is an Unknown document published in July 1973 by J.E. White. The canonical text is published by the RFC Editor.
What “Unknown” means
The standards-track status of this early RFC was never formally classified.
Read this RFC
The canonical text of RFC 555 is hosted at rfc-editor.org. Available in TXT,HTML.
Other RFCs from 1973
- RFC 556 Traffic Statistics
- RFC 553 Draft design for a text/graphics protocol
- RFC 557 REVELATIONS IN NETWORK HOST MEASUREMENTS
- RFC 552 Single access to standard protocols
- RFC 551 NYU, ANL, and LBL Joining the Net
- RFC 559 Comments on The New Telnet Protocol and its Implementation
- RFC 550 NIC NCP experiment
- RFC 560 Remote Controlled Transmission and Echoing Telnet option