Forwarding Layer Use Cases
draft-bryant-arch-fwd-layer-uc-00

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Last updated 2020-07-13
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INTAREA Working Group                                          S. Bryant
Internet-Draft                                               U. Chunduri
Intended status: Informational                                 T. Eckert
Expires: January 14, 2021                                       A. Clemm
                                             Futurewei Technologies Inc.
                                                           July 13, 2020

                       Forwarding Layer Use Cases
                   draft-bryant-arch-fwd-layer-uc-00

Abstract

   This document considers the new and emerging use cases for IP.  These
   use cases are difficult to address with IP in its current format and
   demonstrate the need to evolve the protocol.

Status of This Memo

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   This Internet-Draft will expire on January 14, 2021.

Copyright Notice

   Copyright (c) 2020 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

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Bryant, et al.          Expires January 14, 2021                [Page 1]
Internet-Draft                   FWD PS                        July 2020

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
     1.1.  Forwarding Layer  . . . . . . . . . . . . . . . . . . . .   3
   2.  New Use Cases for packet networks . . . . . . . . . . . . . .   3
     2.1.  Role of Fixed Networks in 5G and Beyond 5G  . . . . . . .   4
     2.2.  Convergence of Industrial Control Networks  . . . . . . .   4
     2.3.  Cloud Based Industrial Automation . . . . . . . . . . . .   5
     2.4.  Volumetric Data Transmission  . . . . . . . . . . . . . .   6
     2.5.  ITU-T Focus Group Network-2030  . . . . . . . . . . . . .   6
     2.6.  Emerging and New Media Applications . . . . . . . . . . .   7
   3.  Deployment Models . . . . . . . . . . . . . . . . . . . . . .   8
     3.1.  Traditional Deployment Models . . . . . . . . . . . . . .   8
       3.1.1.  Best-effort Internet  . . . . . . . . . . . . . . . .   8
       3.1.2.  Enhanced Service  . . . . . . . . . . . . . . . . . .   9
       3.1.3.  Over-the-top (OTT) Providers  . . . . . . . . . . . .  10
       3.1.4.  Cooperating Providers . . . . . . . . . . . . . . . .  10
     3.2.  Emerging Deployment Models  . . . . . . . . . . . . . . .  11
       3.2.1.  Embedded Service  . . . . . . . . . . . . . . . . . .  11
       3.2.2.  Embedded Global Service . . . . . . . . . . . . . . .  12
       3.2.3.  Changing Fixed Access Models (1 or 2 Providers) . . .  13
       3.2.4.  Single "Underlay" provider E2E for 5G/B5G network
               (Cellular/Access Networks)  . . . . . . . . . . . . .  13
     3.3.  Envisioned New Deployment Models  . . . . . . . . . . . .  14
       3.3.1.  Network Slicing . . . . . . . . . . . . . . . . . . .  14
       3.3.2.  Private 5G Networks . . . . . . . . . . . . . . . . .  15
     3.4.  Limited Domains . . . . . . . . . . . . . . . . . . . . .  15
   4.  New Network  Services and Capabilities  . . . . . . . . . . .  16
     4.1.  New Services  . . . . . . . . . . . . . . . . . . . . . .  16
     4.2.  New Capabilities  . . . . . . . . . . . . . . . . . . . .  17
   5.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .  18
   6.  Security Considerations . . . . . . . . . . . . . . . . . . .  18
   7.  Appendix 1: Expanded Summary of Sub-G1 Use Cases  . . . . . .  18
     7.1.  Holographic-type communications . . . . . . . . . . . . .  18
     7.2.  Tactile Internet for Remote Operations  . . . . . . . . .  19
     7.3.  Space-Terrestrial Integrated Networks . . . . . . . . . .  20
     7.4.  ManyNets  . . . . . . . . . . . . . . . . . . . . . . . .  20
   8.  Appendix 2: Expanded Summary of Sub-G2 New Network
       Capabilities and Services . . . . . . . . . . . . . . . . . .  21
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