Forwarding Layer Use Cases
draft-bryant-arch-fwd-layer-uc-01

Document Type Active Internet-Draft (individual)
Authors Stewart Bryant  , Uma Chunduri  , Toerless Eckert  , Alexander Clemm 
Last updated 2021-01-04
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INTAREA Working Group                                          S. Bryant
Internet-Draft                                               U. Chunduri
Intended status: Informational                                 T. Eckert
Expires: July 8, 2021                                           A. Clemm
                                             Futurewei Technologies Inc.
                                                        January 04, 2021

                       Forwarding Layer Use Cases
                   draft-bryant-arch-fwd-layer-uc-01

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 July 8, 2021.

Copyright Notice

   Copyright (c) 2021 IETF Trust and the persons identified as the
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Bryant, et al.            Expires July 8, 2021                  [Page 1]
Internet-Draft                   FWD PS                     January 2021

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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