RFC 449 · UNKNOWN · 1973 TUE · 15 SEP 2026

Current flow-control scheme for IMPSYS

By D.C. Walden · Published January 1973 · DOI 10.17487/RFC0449

Overview

RFC 449, “Current flow-control scheme for IMPSYS”, is an Unknown document published in January 1973 by D.C. Walden. It updates RFC 442. The canonical text is published by the RFC Editor.

What “Unknown” means

The standards-track status of this early RFC was never formally classified.

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Relationships to other RFCs
This RFC updates
RFC 442
Other RFCs from 1973