RFC 1549 · DRAFT STANDARD · 1993

PPP in HDLC Framing

Overview

RFC 1549, “PPP in HDLC Framing”, is a Draft Standard document published in December 1993 by W. Simpson. It has been obsoleted by RFC 1662 — refer to the newer document for the authoritative version. The canonical text is published by the RFC Editor.

Abstract

This document describes the use of HDLC for framing PPP encapsulated packets. [STANDARDS-TRACK]

Abstract as published in the RFC, via rfc-editor.org.

What “Draft Standard” means

A historical maturity level (retired in 2011) that sat between Proposed Standard and Internet Standard and required multiple interoperable implementations.

Read this RFC

The canonical text of RFC 1549 is hosted at rfc-editor.org. Available in TXT,HTML.

Relationships to other RFCs
Obsoleted by
RFC 1662
Other RFCs from 1993

Who Is Online

In total there are 264 users online: 0 registered, 254 guests and 10 bots.

Most users ever online was 5,555 on 17 Jul 2026, 3:23 am.

Bots: AhrefsBot Applebot Baiduspider Bingbot Googlebot Other Bot Other Crawler Other Spider PetalBot SemrushBot

Users active in the past 15 minutes. Total registered members: 372