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TR 29.893
Study on IETF QUIC Transport for 5GC Service Based Interfaces

V18.0.0 (Wzip)  2023/09  42 p.
Ms. Qi, Caixia
HuaWei Technologies Co., Ltd

full Table of Contents for  TR 29.893  Word version:  18.0.0

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1  Scopep. 6

The present document analyses the IETF QUIC protocol and its potential use as a transport protocol for the 5GC Service Based Interfaces.
This technical report provides an analysis of the following aspects:
  • Features of transport protocol required for 5GC SBI;
  • Features of QUIC applicable to 5GC SBI;
  • Comparison of the applicable features of QUIC against TCP for the 5GC SBI;
  • Key requirements for 5GC SBI in order to support QUIC as a transport protocol;
  • Solutions for supporting the key requirements;
  • Impacts to 5GC Service Based Interfaces due to introduction of QUIC.

2  Referencesp. 6

3  Definitions, symbols and abbreviationsp. 8

4  Architectural Baselinep. 8

5  Transport Protocol Features Required For 3GPP 5GC SBIp. 9

6  HTTP/3p. 20

7  Key Requirements for Supporting QUICp. 29

8  Solutions for Key Requirementsp. 30

9  Impacts to Service Based Architecturep. 34

10  Current Implementation and Maturity Statusp. 36

11  Evaluation and Conclusionp. 38

A  HTTP/2 vs. HTTP/3 testing findings and considerationsp. 39

$  Change historyp. 41

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