Connection Migration in QUIC
draft-tan-quic-connection-migration-00

Document Type Active Internet-Draft (individual)
Authors Lizhuang Tan  , Xiaochuan Gao  , Wei Su  , Na Li  , Wei Zhang 
Last updated 2020-10-15
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QUIC WG                                                           L. Tan
Internet-Draft                               Beijing Jiaotong University
Intended status: Informational                                    X. Gao
Expires: April 18, 2021                                     China Unicom
                                                                   W. Su
                                             Beijing Jiaotong University
                                                                   N. Li
                                                               CNCERT/SD
                                                                W. Zhang
                                       Shandong Computing Science Center
                                                        October 15, 2020

                      Connection Migration in QUIC
                 draft-tan-quic-connection-migration-00

Abstract

   This document explores and classifies QUIC connection migration, and
   suggests possible improvements.

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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   This Internet-Draft will expire on April 18, 2021.

Copyright Notice

   Copyright (c) 2020 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
   Provisions Relating to IETF Documents
   (https://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
   carefully, as they describe your rights and restrictions with respect

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   to this document.  Code Components extracted from this document must
   include Simplified BSD License text as described in Section 4.e of
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   2
   2.  Terminology . . . . . . . . . . . . . . . . . . . . . . . . .   2
     2.1.  Terms Used In This Document . . . . . . . . . . . . . . .   3
     2.2.  Abbreviations . . . . . . . . . . . . . . . . . . . . . .   3
   3.  Connection Migration  . . . . . . . . . . . . . . . . . . . .   4
     3.1.  Initiating Connection Migration . . . . . . . . . . . . .   5
     3.2.  Path Verification . . . . . . . . . . . . . . . . . . . .   5
     3.3.  Completing Connection Migration . . . . . . . . . . . . .   6
     3.4.  Special Cases . . . . . . . . . . . . . . . . . . . . . .   7
   4.  Classification of Connection Migration  . . . . . . . . . . .   7
     4.1.  Active Connection Migration and Passive Connection
           Migration . . . . . . . . . . . . . . . . . . . . . . . .   7
     4.2.  Vertical Connection Migration and Horizontal Connection
           Migration . . . . . . . . . . . . . . . . . . . . . . . .   8
     4.3.  Client Connection Migration and Server Connection
           Migration . . . . . . . . . . . . . . . . . . . . . . . .   8
     4.4.  Single-path Connection Migration and Multi-path
           Connection Migration  . . . . . . . . . . . . . . . . . .   8
   5.  Connection Migration Strategy . . . . . . . . . . . . . . . .   9
     5.1.  Failover Mode . . . . . . . . . . . . . . . . . . . . . .   9
     5.2.  Standby Mode  . . . . . . . . . . . . . . . . . . . . . .   9
     5.3.  Aggregation Mode  . . . . . . . . . . . . . . . . . . . .   9
     5.4.  Load Balance Mode . . . . . . . . . . . . . . . . . . . .   9
   6.  Trigger Condition for Connection Migration  . . . . . . . . .  10
   7.  Security Considerations . . . . . . . . . . . . . . . . . . .  10
   8.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .  10
   9.  Acknowledgements  . . . . . . . . . . . . . . . . . . . . . .  10
   10. Normative references  . . . . . . . . . . . . . . . . . . . .  10
   Authors' Addresses  . . . . . . . . . . . . . . . . . . . . . . .  10

1.  Introduction

   This document explores and classifies QUIC connection migration in
   detail.

2.  Terminology

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2.1.  Terms Used In This Document
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