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The Optimized Link State Routing Protocol Version 2
RFC 7181

Internet Engineering Task Force (IETF)                        T. Clausen
Request for Comments: 7181                      LIX, Ecole Polytechnique
Category: Standards Track                                    C. Dearlove
ISSN: 2070-1721                                          BAE Systems ATC
                                                              P. Jacquet
                                                Alcatel-Lucent Bell Labs
                                                              U. Herberg
                                         Fujitsu Laboratories of America
                                                              April 2014

          The Optimized Link State Routing Protocol Version 2

Abstract

   This specification describes version 2 of the Optimized Link State
   Routing Protocol (OLSRv2) for Mobile Ad Hoc Networks (MANETs).

Status of This Memo

   This is an Internet Standards Track document.

   This document is a product of the Internet Engineering Task Force
   (IETF).  It represents the consensus of the IETF community.  It has
   received public review and has been approved for publication by the
   Internet Engineering Steering Group (IESG).  Further information on
   Internet Standards is available in Section 2 of RFC 5741.

   Information about the current status of this document, any errata,
   and how to provide feedback on it may be obtained at
   http://www.rfc-editor.org/info/rfc7181.

Copyright Notice

   Copyright (c) 2014 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
   (http://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
   carefully, as they describe your rights and restrictions with respect
   to this document.  Code Components extracted from this document must
   include Simplified BSD License text as described in Section 4.e of
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Clausen, et al.              Standards Track                    [Page 1]
RFC 7181                         OLSRv2                       April 2014

   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.

Table of Contents

   1. Introduction ....................................................5
   2. Terminology .....................................................6
   3. Applicability Statement .........................................9
   4. Protocol Overview and Functioning ..............................10
      4.1. Overview ..................................................10
      4.2. Routers and Interfaces ....................................12
      4.3. Information Base Overview .................................13
           4.3.1. Local Information Base .............................13
           4.3.2. Interface Information Base .........................14
           4.3.3. Neighbor Information Base ..........................14
           4.3.4. Topology Information Base ..........................14
           4.3.5. Received Message Information Base ..................16
      4.4. Signaling Overview ........................................16
      4.5. Link Metrics ..............................................17
      4.6. Flooding MPRs and Routing MPR .............................18
      4.7. Routing Set Use ...........................................19
   5. Protocol Parameters and Constants ..............................19
      5.1. Protocol and Port Numbers .................................19
      5.2. Multicast Address .........................................20
      5.3. Interface Parameters ......................................20
           5.3.1. Received Message Validity Time .....................20
      5.4. Router Parameters .........................................20
           5.4.1. Local History Times ................................20
           5.4.2. Link Metric Parameters .............................21
           5.4.3. Message Intervals ..................................21

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