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TR 23.718 (SA2) ★
Architecture enhancement for
Flexible Mobile Service Steering

3GPP‑Page   full‑ToC
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V13.0.0 (Wzip)  2015/09  38 p.
Rapporteur:  Dr. Sun, Tao
The present document studies and evaluates architectural enhancements required for 3GPP systems to provide flexible mobile service steering policies as per the service requirements defined in TS 22.101, clause 30.

full Table of Contents for  TR 23.718  Word version:   13.0.0

 

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1 Scope  2 References  3 Definitions and abbreviations  4 Architectural Assumptions  5 Key Issues  6 Solutions  7 Conclusions  A Change history 

 

1  Scope  Word-p. 6
2  References
3  Definitions and abbreviations
3.1  Definitions
3.2  Abbreviations
4  Architectural Assumptions  Word-p. 7
5  Key Issues
5.1  Key Issue 1 - Interface for provisioning of traffic steering policy
5.1.1  Description
5.1.2  Architectural Requirements
5.2  Key Issue 2 - Semantics of traffic steering policy  Word-p. 8
5.2.1  Description
6  Solutions
6.1  Solutions to Key Issue 1
6.1.1  Solution 1.1: Leveraging of the existing PCC framework with Sd interface
6.1.1.1  Description
6.1.1.1.1  Sd based solution
6.1.1.1.2  Sd interface enhancements  Word-p. 10
6.1.1.1.3  Traffic steering policy enforcement by TDF
6.1.1.2  Impacts on existing nodes and functionality  Word-p. 11
6.1.1.3  Solution Evaluation  Up
6.1.2  Solution 1.2: Leveraging of the existing PCC framework with Gx interface  Word-p. 12
6.1.2.1  Description
6.1.2.1.1  Gx based solution
6.1.2.1.2  Gx interface enhancements  Word-p. 14
6.1.2.1.3  Traffic steering policy enforcement by PGW
6.1.2.2  Impacts on existing nodes and functionality  Word-p. 15
6.1.2.3  Solution Evaluation
6.1.3  Solution 1.3:Dual-Classifier Solution  Word-p. 16
6.1.3.1  Architecture Description
6.1.3.1.1  Solution description  Up
6.1.3.2  Signalling procedures of the control plane alternative  Word-p. 17
6.1.3.3  Impacts on existing nodes and functionality  Word-p. 18
6.1.3.4  Solution Evaluation
6.1.4  Solution 1.4: Service steering policy interface
6.1.4.1  Description
6.1.4.1.1  Overview
6.1.4.1.2  Deployment variants  Word-p. 19
6.1.4.1.3  Extensions with traffic steering functionality in TDF or PCEF  Word-p. 21
6.1.4.1.4  Interface enhancements  Word-p. 22
6.1.4.1.5  Procedures  Word-p. 23
6.1.4.1.6  Traffic steering policy enforcement in (S)Gi-LAN  Word-p. 29
6.1.4.2  Impacts on existing nodes and functionality  Word-p. 30
6.1.4.3  Solution Evaluation  Word-p. 31
6.2  Solutions to Key Issue 2  Word-p. 32
6.2.1  Solution 2.1: Semantics of traffic steering policy
6.2.1.1  Description
6.2.1.1.0  General
6.2.1.1.1  Components of Traffic Steering Rule
6.2.1.1.2  Traffic Steering Rule over Sd/Gx interface
6.2.1.1.3  Traffic Steering Rule over St interface  Word-p. 33
6.2.1.1.4  Extensions to PCC and ADC Rules for traffic classification  Word-p. 35
6.2.1.2  Impacts on existing nodes and functionality
6.2.1.3  Solution Evaluation
6.3  Solutions to Metadata Transferring  Word-p. 36
6.3.1  Description
6.3.2  Solution X.1: Data plane based solution for metadata transferring
6.3.2.1  Description
6.3.2.2  Solution Evaluation
7  Conclusions
A  Change history  Word-p. 38

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