DetNet Data Plane Encapsulation
draft-dt-detnet-dp-sol-01

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Last updated 2017-06-30
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DetNet                                                  J. Korhonen, Ed.
Internet-Draft
Intended status: Standards Track                            L. Andersson
Expires: January 1, 2018                                        Y. Jiang
                                                                 N. Finn
                                                                  Huawei
                                                                B. Varga
                                                               J. Farkas
                                                                Ericsson
                                                           CJ. Bernardos
                                                                    UC3M
                                                              T. Mizrahi
                                                                 Marvell
                                                               L. Berger
                                                                    LabN
                                                           June 30, 2017

                    DetNet Data Plane Encapsulation
                       draft-dt-detnet-dp-sol-01

Abstract

   This document specifies Deterministic Networking data plane
   encapsulation solutions.  The described data plane solutions can be
   applied over either IP or MPLS Packet Switched Networks.

Status of This Memo

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

   Internet-Drafts are working documents of the Internet Engineering
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   This Internet-Draft will expire on January 1, 2018.

Korhonen, et al.         Expires January 1, 2018                [Page 1]
Internet-Draft       DetNet Data Plane Encapsulation           June 2017

Copyright Notice

   Copyright (c) 2017 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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   described in the Simplified BSD License.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
   2.  Terminology . . . . . . . . . . . . . . . . . . . . . . . . .   4
     2.1.  Terms used in this document . . . . . . . . . . . . . . .   4
     2.2.  Abbreviations . . . . . . . . . . . . . . . . . . . . . .   5
   3.  Requirements language . . . . . . . . . . . . . . . . . . . .   6
   4.  DetNet data plane overview  . . . . . . . . . . . . . . . . .   6
     4.1.  DetNet data plane encapsulation requirements  . . . . . .   8
   5.  DetNet data plane solution  . . . . . . . . . . . . . . . . .   9
     5.1.  DetNet specific packet fields . . . . . . . . . . . . . .   9
     5.2.  DetNet encapsulation  . . . . . . . . . . . . . . . . . .   9
       5.2.1.  PseudoWire-based data plane encapsulation . . . . . .   9
       5.2.2.  Native IPv6-based data plane encapsulation  . . . . .  11
     5.3.  DetNet flow identification for duplicate detection  . . .  12
       5.3.1.  PseudoWire encapsulation  . . . . . . . . . . . . . .  13
       5.3.2.  Native IPv6 encapsulation . . . . . . . . . . . . . .  13
   6.  PREF specific considerations  . . . . . . . . . . . . . . . .  13
     6.1.  PseudoWire-based data plane . . . . . . . . . . . . . . .  13
       6.1.1.  Forwarder clarifications  . . . . . . . . . . . . . .  13
       6.1.2.  Edge node processing clarifications . . . . . . . . .  14
       6.1.3.  Relay node processing clarifications  . . . . . . . .  16
     6.2.  Native IPv6-based data plane  . . . . . . . . . . . . . .  17
   7.  Other DetNet data plane considerations  . . . . . . . . . . .  17
     7.1.  Class of Service  . . . . . . . . . . . . . . . . . . . .  17
     7.2.  Quality of Service  . . . . . . . . . . . . . . . . . . .  18
     7.3.  Cross-DetNet flow resource aggregation  . . . . . . . . .  19
     7.4.  Bidirectional traffic . . . . . . . . . . . . . . . . . .  20
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