RFC 308 · UNKNOWN · 1972
SUN · 14 JUN 2026
ARPANET host availability data
Overview
RFC 308, “ARPANET host availability data”, is an Unknown document published in March 1972 by M. Seriff. It has since been updated by RFC 530. 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 308 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
Other RFCs from 1972
- RFC 307 Using network Remote Job Entry
- RFC 309 Data and File Transfer Workshop Announcement
- RFC 306 Network host status
- RFC 310 Another Look at Data and File Transfer Protocols
- RFC 305 Unknown Host Numbers
- RFC 311 New Console Attachments to the USCB Host
- RFC 304 Data Management System Proposal for the ARPA Network
- RFC 312 Proposed Change in IMP-to-Host Protocol