RFC 622 · UNKNOWN · 1974
WED · 17 JUN 2026
Scheduling IMP/TIP down time
Overview
RFC 622, “Scheduling IMP/TIP down time”, is an Unknown document published in March 1974 by A.M. McKenzie. The canonical text is published by the RFC Editor.
Abstract
Modification of previous policy.
What “Unknown” means
The standards-track status of this early RFC was never formally classified.
Read this RFC
The canonical text of RFC 622 is hosted at rfc-editor.org. Available in TXT,HTML.
Other RFCs from 1974
- RFC 621 NIC user directories at SRI ARC
- RFC 623 Comments on on-line host name service
- RFC 620 Request for monitor host table updates
- RFC 624 Comments on the File Transfer Protocol
- RFC 619 Mean round-trip times in the ARPANET
- RFC 625 On-line hostnames service
- RFC 618 Few observations on NCP statistics
- RFC 626 On a possible lockup condition in IMP subnet due to message sequencing