SRv6 Mobility Use-Cases
draft-camarilloelmalky-springdmm-srv6-mob-usecases-00

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Last updated 2018-07-15
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SPRING and DMM                                         P. Camarillo, Ed.
Internet-Draft                                               C. Filsfils
Intended status: Standards Track                     Cisco Systems, Inc.
Expires: January 16, 2019                                H. Elmalky, Ed.
                                                                D. Allan
                                                                Ericsson
                                                           S. Matsushima
                                                                SoftBank
                                                                D. Voyer
                                                             Bell Canada
                                                                  A. Cui
                                                                    AT&T
                                                              B. Peirens
                                                                Proximus
                                                           July 15, 2018

                        SRv6 Mobility Use-Cases
         draft-camarilloelmalky-springdmm-srv6-mob-usecases-00

Abstract

   This document describes the SRv6 use-cases in the mobile network in
   association with different mobile generations (3G, 4G, and 5G).  It
   also highlights potential interworking with SR-MPLS in relevant use-
   cases.

Requirements Language

   The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
   "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
   document are to be interpreted as described in RFC 2119 [RFC2119].

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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Camarillo, et al.       Expires January 16, 2019                [Page 1]
Internet-Draft           SRv6 Mobility Use-Cases               July 2018

   This Internet-Draft will expire on January 16, 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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   described in the Simplified BSD License.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
   2.  Terminology . . . . . . . . . . . . . . . . . . . . . . . . .   4
   3.  Use-cases . . . . . . . . . . . . . . . . . . . . . . . . . .   5
     3.1.  SP Network Simplification use-cases . . . . . . . . . . .   5
       3.1.1.  Radio-core Handoff  . . . . . . . . . . . . . . . . .   5
         3.1.1.1.  Radio-transport programmability . . . . . . . . .   5
         3.1.1.2.  User-plane state transfer, offload, and mutation    6
         3.1.1.3.  Rip-n-replace of GTP with SRv6  . . . . . . . . .   8
       3.1.2.  End-to-end network slicing [N3, N9, N6 and transport]   9
       3.1.3.  GiLAN Service Programming [N6 and N9] . . . . . . . .   9
         3.1.3.1.  Service Programming on Gi-LAN for 3G/4G [SGi] . .  10
         3.1.3.2.  Service Programming for 5G [N6 and N9]  . . . . .  10
       3.1.4.  ID-Location Isolation at anchors  . . . . . . . . . .  10
     3.2.  New mobility use-cases  . . . . . . . . . . . . . . . . .  10
       3.2.1.  eMBB (Enhanced Mobile Broadband)  . . . . . . . . . .  10
         3.2.1.1.  Fixed/Mobile Convergence (HA, FWA & WA) . . . . .  10
         3.2.1.2.  Mobile Enforced SD-WAN  . . . . . . . . . . . . .  11
       3.2.2.  mMTC (massive Machine Type Communications)  . . . . .  11
         3.2.2.1.  Stationary IoT Devices (industrial applications)   11
       3.2.3.  URLLC (Ultra Reliable Low Latency Communications) . .  12
   4.  Work in progress  . . . . . . . . . . . . . . . . . . . . . .  12
   5.  Acknowledgements  . . . . . . . . . . . . . . . . . . . . . .  12
   6.  References  . . . . . . . . . . . . . . . . . . . . . . . . .  12
     6.1.  Normative References  . . . . . . . . . . . . . . . . . .  12
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