RFC 172 · UNKNOWN · 1971
MON · 14 SEP 2026
The File Transfer Protocol
Overview
RFC 172, “The File Transfer Protocol”, is an Unknown document published in June 1971 by A. Bhushan, B. Braden, W. Crowther, E. Harslem, J. Heafner, A. McKenzie, J. Melvin, B. Sundberg, D. Watson, J. White. It updates RFC 114. It has since been updated by RFC 238. It has been obsoleted by RFC 265 — refer to the newer document for the authoritative version. 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 172 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 1971
- RFC 171 The Data Transfer Protocol
- RFC 173 Network Data Management Committee Meeting Announcement
- RFC 170 RFC List by Number
- RFC 174 UCLA - Computer Science Graphics Overview
- RFC 169 COMPUTER NETWORKS
- RFC 175 Comments on "Socket Conventions Reconsidered"
- RFC 168 ARPA Network mailing lists
- RFC 176 Comments on "Byte size for connections"