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PCN 3-State Encoding Extension in a single DSCP
draft-briscoe-pcn-3-in-1-encoding-00

Document Type Replaced Internet-Draft (individual)
Expired & archived
Author Bob Briscoe
Last updated 2009-12-14 (Latest revision 2008-10-27)
Replaced by RFC 6660
RFC stream (None)
Intended RFC status (None)
Formats
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Replaced by draft-ietf-pcn-3-in-1-encoding
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:

Abstract

Pre-congestion notification (PCN) is a mechanism designed to protect the quality of service of inelastic flows. It does this by marking packets when traffic load on a link is approaching or has exceeded a threshold below the physical link rate. This document specifies an extension to the two-state PCN baseline encoding that enables three encoding states to be carried in the IP header without using more than one Diffserv codepoint. It presupposes a standards action has removed the limit of two encoding states in current tunnelling mechanisms.

Authors

Bob Briscoe

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)