DetNet IP Data Plane Encapsulation
draft-ietf-detnet-dp-sol-ip-01

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Last updated 2018-10-21
Replaces draft-ietf-detnet-dp-sol
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DetNet                                                  J. Korhonen, Ed.
Internet-Draft
Intended status: Standards Track                           B. Varga, Ed.
Expires: April 24, 2019                                         Ericsson
                                                        October 21, 2018

                   DetNet IP Data Plane Encapsulation
                     draft-ietf-detnet-dp-sol-ip-01

Abstract

   This document specifies Deterministic Networking data plane operation
   for IP encapsulated user data.

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
   Task Force (IETF).  Note that other groups may also distribute
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   Drafts is at https://datatracker.ietf.org/drafts/current/.

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   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on April 24, 2019.

Copyright Notice

   Copyright (c) 2018 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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   described in the Simplified BSD License.

Korhonen & Varga         Expires April 24, 2019                 [Page 1]
Internet-Draft            DetNet IP Data Plane              October 2018

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
   2.  Terminology . . . . . . . . . . . . . . . . . . . . . . . . .   3
     2.1.  Terms used in this document . . . . . . . . . . . . . . .   3
     2.2.  Abbreviations . . . . . . . . . . . . . . . . . . . . . .   3
     2.3.  Requirements language . . . . . . . . . . . . . . . . . .   4
   3.  DetNet IP Data Plane Overview . . . . . . . . . . . . . . . .   4
   4.  DetNet IP Data Plane Considerations . . . . . . . . . . . . .   7
     4.1.  End-system specific considerations  . . . . . . . . . . .   8
     4.2.  DetNet domain specific considerations . . . . . . . . . .   9
       4.2.1.  DetNet Routers  . . . . . . . . . . . . . . . . . . .  10
     4.3.  Networks with multiple technology segments  . . . . . . .  11
     4.4.  OAM . . . . . . . . . . . . . . . . . . . . . . . . . . .  12
     4.5.  Class of Service  . . . . . . . . . . . . . . . . . . . .  12
     4.6.  Quality of Service  . . . . . . . . . . . . . . . . . . .  13
     4.7.  Cross-DetNet flow resource aggregation  . . . . . . . . .  14
     4.8.  Time synchronization  . . . . . . . . . . . . . . . . . .  14
   5.  Management and control plane considerations . . . . . . . . .  15
     5.1.  Explicit routes . . . . . . . . . . . . . . . . . . . . .  15
     5.2.  Service protection  . . . . . . . . . . . . . . . . . . .  15
     5.3.  Congestion protection and latency control . . . . . . . .  15
     5.4.  Flow aggregation control  . . . . . . . . . . . . . . . .  15
     5.5.  Bidirectional traffic . . . . . . . . . . . . . . . . . .  16
   6.  DetNet IP Data Plane Procedures . . . . . . . . . . . . . . .  16
     6.1.  DetNet IP Flow Identification Procedures  . . . . . . . .  16
       6.1.1.  IP Header Information . . . . . . . . . . . . . . . .  17
       6.1.2.  Other Protocol Header Information . . . . . . . . . .  18
       6.1.3.  Flow Identification Management and Control
               Information . . . . . . . . . . . . . . . . . . . . .  19
     6.2.  Forwarding Procedures . . . . . . . . . . . . . . . . . .  20
     6.3.  DetNet IP Traffic Treatment Procedures  . . . . . . . . .  20
     6.4.  Aggregation Considerations  . . . . . . . . . . . . . . .  21
   7.  Mapping IP DetNet Flows to IEEE 802.1 TSN . . . . . . . . . .  21
     7.1.  TSN Stream ID Mapping . . . . . . . . . . . . . . . . . .  22
     7.2.  TSN Usage of FRER . . . . . . . . . . . . . . . . . . . .  24
     7.3.  Procedures  . . . . . . . . . . . . . . . . . . . . . . .  25
     7.4.  Management and Control Implications . . . . . . . . . . .  25
   8.  Security considerations . . . . . . . . . . . . . . . . . . .  25
   9.  IANA considerations . . . . . . . . . . . . . . . . . . . . .  25
   10. Contributors  . . . . . . . . . . . . . . . . . . . . . . . .  25
   11. Acknowledgements  . . . . . . . . . . . . . . . . . . . . . .  26
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