RFC 25 · UNKNOWN · 1969
WED · 17 JUN 2026
No High Link Numbers
Overview
RFC 25, “No High Link Numbers”, is an Unknown document published in October 1969 by S.D. Crocker. 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 25 is hosted at rfc-editor.org. Available in TXT,HTML.
Other RFCs from 1969
- RFC 24 Documentation Conventions
- RFC 23 Transmission of Multiple Control Messages
- RFC 27 Documentation Conventions
- RFC 22 Host-host control message formats
- RFC 21 Network meeting
- RFC 20 ASCII format for network interchange
- RFC 19 Two protocol suggestions to reduce congestion at swap bound nodes
- RFC 18 IMP-IMP and HOST-HOST Control Links