RFC 401 · UNKNOWN · 1972
MON · 15 JUN 2026
Conversion of NGP-0 Coordinates to Device Specific Coordinates
Overview
RFC 401, “Conversion of NGP-0 Coordinates to Device Specific Coordinates”, is an Unknown document published in October 1972 by J. Hansen. It updates RFC 387. 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 401 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 1972
- RFC 400 Traffic Statistics
- RFC 402 ARPA Network Mailing Lists
- RFC 399 SMFS Login and Logout
- RFC 398 UCSB Online Graphics
- RFC 404 Host Address Changes Involving Rand and ISI
- RFC 405 Correction to RFC 404
- RFC 396 Network Graphics Working Group Meeting - Second Iteration
- RFC 406 Scheduled IMP Software Releases