RFC 1144 · PROPOSED STANDARD · 1990
SUN · 14 JUN 2026
Compressing TCP/IP Headers for Low-Speed Serial Links
Overview
RFC 1144, “Compressing TCP/IP Headers for Low-Speed Serial Links”, is a Proposed Standard document published in February 1990 by V. Jacobson. The canonical text is published by the RFC Editor.
Abstract
This RFC describes a method for compressing the headers of TCP/IP datagrams to improve performance over low speed serial links. The motivation, implementation and performance of the method are described. C code for a sample implementation is given for reference. [STANDARDS-TRACK]
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
Read this RFC
The canonical text of RFC 1144 is hosted at rfc-editor.org. Available in TXT,PS,PDF,HTML.
Other RFCs from 1990
- RFC 1143 The Q Method of Implementing TELNET Option Negotiation
- RFC 1145 TCP alternate checksum options
- RFC 1142 OSI IS-IS Intra-domain Routing Protocol
- RFC 1146 TCP alternate checksum options
- RFC 1141 Incremental updating of the Internet checksum
- RFC 1147 FYI on a Network Management Tool Catalog: Tools for Monitoring and Debugging TCP/IP Internets and Interconnected Devices
- RFC 1140 IAB official protocol standards
- RFC 1148 Mapping between X.400 / ISO 10021 and RFC 822