RFC 891 · INTERNET STANDARD · 1983
TUE · 15 SEP 2026
DCN Local-Network Protocols
Overview
RFC 891, “DCN Local-Network Protocols”, is an Internet Standard document published in December 1983 by D.L. Mills. The canonical text is published by the RFC Editor.
Abstract
This RFC provides a description of the DCN protocols for maintaining connectivity, routing, and clock information in a local network. These procedures may be of interest to the designers and implementers of other local networks.
What “Internet Standard” means
A mature, widely-implemented specification that has completed the full IETF standards process — the highest maturity level on the standards track.
Read this RFC
The canonical text of RFC 891 is hosted at rfc-editor.org. Available in TXT,HTML.
Other RFCs from 1983
- RFC 892 ISO Transport Protocol specification
- RFC 889 Internet Delay Experiments
- RFC 887 Resource Location Protocol
- RFC 886 Proposed standard for message header munging
- RFC 885 Telnet end of record option
- RFC 884 Telnet terminal type option
- RFC 883 Domain names: Implementation specification
- RFC 882 Domain names: Concepts and facilities