Browse Prior Art Database

Pre-Congestion Notification (PCN) Architecture (RFC5559)

IP.com Disclosure Number: IPCOM000184291D
Original Publication Date: 2009-Jun-01
Included in the Prior Art Database: 2009-Jun-19

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

P. Eardley: AUTHOR [+2]

Abstract

This document describes a general architecture for flow admission and termination based on pre-congestion information in order to protect the quality of service of established, inelastic flows within a single Diffserv domain.

This text was extracted from an ASCII text file.
This is the abbreviated version, containing approximately 2% of the total text.

Network Working Group                                    P. Eardley, Ed. Request for Comments: 5559                                            BT Category: Informational                                        June 2009

              Pre-Congestion Notification (PCN) Architecture

Status of This Memo

   This memo provides information for the Internet community.  It does    not specify an Internet standard of any kind.  Distribution of this    memo is unlimited.

Copyright Notice

   Copyright (c) 2009 IETF Trust and the persons identified as the    document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal    Provisions Relating to IETF Documents in effect on the date of    publication of this document (http://trustee.ietf.org/license-info).    Please review these documents carefully, as they describe your rights    and restrictions with respect to this document.

   This document may contain material from IETF Documents or IETF    Contributions published or made publicly available before November    10, 2008.  The person(s) controlling the copyright in some of this    material may not have granted the IETF Trust the right to allow    modifications of such material outside the IETF Standards Process.    Without obtaining an adequate license from the person(s) controlling    the copyright in such materials, this document may not be modified    outside the IETF Standards Process, and derivative works of it may    not be created outside the IETF Standards Process, except to format    it for publication as an RFC or to translate it into languages other    than English.

Abstract

   This document describes a general architecture for flow admission and    termination based on pre-congestion information in order to protect    the quality of service of established, inelastic flows within a    single Diffserv domain.

Eardley                      Informational                      [Page 1]
 RFC 5559                    PCN Architecture                   June 2009

 Table of Contents

   1. Introduction ....................................................3

      1.1. Overview of PCN ............................................3

      1.2. Example Use Case for PCN ...................................4

      1.3. Applicability of PCN .......................................7

      1.4. Documents about PCN ........................................8

   2. Terminology .....................................................9

   3. High-Level Functional Architecture .............................11

      3.1. Flow Admission ............................................13

 ...