RFC 143 · UNKNOWN · 1971
MON · 15 JUN 2026
Regarding proffered official ICP
Overview
RFC 143, “Regarding proffered official ICP”, is an Unknown document published in May 1971 by W. Naylor, J. Wong, C. Kline, J. Postel. It updates RFC 123, RFC 145. It has been obsoleted by RFC 165 — 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 143 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 1971
- RFC 142 Time-Out Mechanism in the Host-Host Protocol
- RFC 144 Data sharing on computer networks
- RFC 141 Comments on RFC 114: A File Transfer Protocol
- RFC 145 Initial Connection Protocol Control Commands
- RFC 140 Agenda for the May NWG meeting
- RFC 146 Views on issues relevant to data sharing on computer networks
- RFC 139 Discussion of Telnet Protocol
- RFC 147 Definition of a socket