RPL Capabilities
draft-ietf-roll-capabilities-07

Document Type Active Internet-Draft (roll WG)
Last updated 2020-09-17
Replaces draft-ietf-roll-mopex-cap
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ROLL                                                      R. Jadhav, Ed.
Internet-Draft
Intended status: Standards Track                              P. Thubert
Expires: March 21, 2021                                            Cisco
                                                           M. Richardson
                                                Sandelman Software Works
                                                                R. Sahoo
                                                                 Juniper
                                                      September 17, 2020

                            RPL Capabilities
                    draft-ietf-roll-capabilities-07

Abstract

   This draft enables the discovery, advertisement and query of
   capabilities for RPL nodes.

Status of This Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

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   This Internet-Draft will expire on March 21, 2021.

Copyright Notice

   Copyright (c) 2020 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
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   (https://trustee.ietf.org/license-info) in effect on the date of
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   include Simplified BSD License text as described in Section 4.e of

Jadhav, et al.           Expires March 21, 2021                 [Page 1]
Internet-Draft              RPL Capabilities              September 2020

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

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
     1.1.  Requirements Language and Terminology . . . . . . . . . .   3
     1.2.  What are Capabilities?  . . . . . . . . . . . . . . . . .   4
   2.  Requirements for this document  . . . . . . . . . . . . . . .   4
     2.1.  How are Capabilities different from existing RPL
           primitives? . . . . . . . . . . . . . . . . . . . . . . .   4
   3.  Capabilities  . . . . . . . . . . . . . . . . . . . . . . . .   5
     3.1.  Capability Control Message Option . . . . . . . . . . . .   5
     3.2.  Capabilities Handshake  . . . . . . . . . . . . . . . . .   6
   4.  Querying Capabilities . . . . . . . . . . . . . . . . . . . .   6
     4.1.  Capability Query (CAPQ) . . . . . . . . . . . . . . . . .   6
       4.1.1.  Capability Type List Control Option . . . . . . . . .   7
       4.1.2.  Secure CAPQ . . . . . . . . . . . . . . . . . . . . .   7
       4.1.3.  Base rules for CAPQ handling  . . . . . . . . . . . .   7
     4.2.  Capability Set Response (CAPS)  . . . . . . . . . . . . .   7
       4.2.1.  Secure CAPS . . . . . . . . . . . . . . . . . . . . .   8
   5.  Guidelines for defining new capabilities  . . . . . . . . . .   8
     5.1.  Handling Capability flags . . . . . . . . . . . . . . . .   8
       5.1.1.  Rules to handle capabilities flag . . . . . . . . . .   9
   6.  Node Capabilities . . . . . . . . . . . . . . . . . . . . . .   9
     6.1.  Capability Indicators . . . . . . . . . . . . . . . . . .   9
       6.1.1.  Format of Capability Indicators . . . . . . . . . . .   9
     6.2.  Routing Resource Capability . . . . . . . . . . . . . . .   9
       6.2.1.  Format of Routing Resource Capability . . . . . . . .  10
   7.  Acknowledgements  . . . . . . . . . . . . . . . . . . . . . .  10
   8.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .  11
     8.1.  New option: Capabilities  . . . . . . . . . . . . . . . .  11
     8.2.  Capability Sub-Type . . . . . . . . . . . . . . . . . . .  11
     8.3.  New Registry for CAPQ Flags . . . . . . . . . . . . . . .  12
     8.4.  New Registry for Capabilities Flags . . . . . . . . . . .  12
     8.5.  New Registry for Capabilities Indicators  . . . . . . . .  12
   9.  Security Considerations . . . . . . . . . . . . . . . . . . .  13
   10. References  . . . . . . . . . . . . . . . . . . . . . . . . .  13
     10.1.  Normative References . . . . . . . . . . . . . . . . . .  13
     10.2.  Informative References . . . . . . . . . . . . . . . . .  13
   Appendix A.  Capability Handshake Example . . . . . . . . . . . .  14
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