RFC 399 · UNKNOWN · 1972
MON · 15 JUN 2026
SMFS Login and Logout
Overview
RFC 399, “SMFS Login and Logout”, is an Unknown document published in September 1972 by M. Krilanovich. It updates RFC 122. It has been obsoleted by RFC 431 — 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 399 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 1972
- RFC 398 UCSB Online Graphics
- RFC 400 Traffic Statistics
- RFC 401 Conversion of NGP-0 Coordinates to Device Specific Coordinates
- RFC 396 Network Graphics Working Group Meeting - Second Iteration
- RFC 402 ARPA Network Mailing Lists
- RFC 395 Switch Settings on IMPs and TIPs
- RFC 394 Two Proposed Changes to the IMP-Host Protocol
- RFC 404 Host Address Changes Involving Rand and ISI