Link Metrics for the Mobile Ad Hoc Network (MANET) Routing Protocol OLSRv2 - Rationale
draft-ietf-manet-olsrv2-metrics-rationale-00

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Replaces draft-dearlove-olsrv2-metrics
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Mobile Ad hoc Networking (MANET)                             C. Dearlove
Internet-Draft                                           BAE Systems ATC
Intended status: Informational                                T. Clausen
Expires: February 2, 2013               LIX, Ecole Polytechnique, France
                                                              P. Jacquet
                                                Alcatel-Lucent Bell Labs
                                                          August 1, 2012

  Link Metrics for the Mobile Ad Hoc Network (MANET) Routing Protocol
                           OLSRv2 - Rationale
              draft-ietf-manet-olsrv2-metrics-rationale-00

Abstract

   This document describes the rationale for and design considerations
   behind how link metrics are included in OLSRv2, in order to allow
   routing by other than minimum hop count routes.

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   This Internet-Draft will expire on February 2, 2013.

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   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

   This document may contain material from IETF Documents or IETF
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Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  3
   2.  Terminology  . . . . . . . . . . . . . . . . . . . . . . . . .  5
   3.  Applicability  . . . . . . . . . . . . . . . . . . . . . . . .  6
   4.  Motivational Scenarios . . . . . . . . . . . . . . . . . . . .  7
   5.  Link Metrics . . . . . . . . . . . . . . . . . . . . . . . . .  9
     5.1.  Link Metric Properties . . . . . . . . . . . . . . . . . .  9
     5.2.  Link Metric Types  . . . . . . . . . . . . . . . . . . . . 10
     5.3.  Directional Link Metrics . . . . . . . . . . . . . . . . . 11
     5.4.  Reporting Link and Neighbor Metrics  . . . . . . . . . . . 12
     5.5.  Defining Incoming Link Metrics . . . . . . . . . . . . . . 13
     5.6.  Link Metric Values . . . . . . . . . . . . . . . . . . . . 14
   6.  MPRs with Link Metrics . . . . . . . . . . . . . . . . . . . . 16
     6.1.  Flooding MPRs  . . . . . . . . . . . . . . . . . . . . . . 16
     6.2.  Routing MPRs . . . . . . . . . . . . . . . . . . . . . . . 18
     6.3.  Relationship Between MPR Sets  . . . . . . . . . . . . . . 21
   7.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . . 23
   8.  Security Considerations  . . . . . . . . . . . . . . . . . . . 24
   9.  Acknowledgements . . . . . . . . . . . . . . . . . . . . . . . 25
   10. Informative References . . . . . . . . . . . . . . . . . . . . 26
   Appendix A.  MPR Routing Property  . . . . . . . . . . . . . . . . 27

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1.  Introduction

   The Optimized Link State Routing Protocol version 1 (OLSRv1)
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