RFC 513 · UNKNOWN · 1973
SUN · 14 JUN 2026
Comments on the new Telnet specifications
Overview
RFC 513, “Comments on the new Telnet specifications”, is an Unknown document published in May 1973 by W. Hathaway. 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 513 is hosted at rfc-editor.org. Available in TXT,HTML.
Other RFCs from 1973
- RFC 512 More on lost message detection
- RFC 514 Network make-work
- RFC 515 Specifications for Datalanguage, Version 0/9
- RFC 511 Enterprise phone service to NIC from ARPANET sites
- RFC 516 Lost message detection
- RFC 510 Request for network mailbox addresses
- RFC 509 Traffic statistics
- RFC 518 ARPANET accounts