TR 23.829 ★
Local IP Access
and Selected IP Traffic Offload
(LIPA-SIPTO)

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V10.0.1 (Wzip) 2011/10 43 p.

Rapporteur:: Mr. Hédé, Patrice

essential Table of Contents for TR 23.829 Word version: 10.0.1

each title, in the ┃ or ┃ area, links to the equivalent title in the CONTENT

2 References Word‑p. 6

3 Definitions, symbols and abbreviations Word‑p. 6

4 Examples for Styles Word‑p. 7

4.1 Scenarios Word‑p. 7

4.1.1 LIPA scenarios Word‑p. 7

4.1.2 SIPTO scenarios Word‑p. 7

4.2 Key issues Word‑p. 8

4.2.1 Legal interception Word‑p. 8

4.2.2 QoS Word‑p. 8

4.2.3 Single/multiple PDN support Word‑p. 8

4.2.4 Deployed behind NAT Word‑p. 8

4.2.5 Operator control for SIPTO Word‑p. 8

4.3 Architectural requirements Word‑p. 9

5 Architecture solutions Word‑p. 9

5.1 Architectural principles Word‑p. 9

5.2 Solution 1 - Local IP Access and Selected IP Traffic Offload solution based on traffic breakout performed within H(e)NodeB using a local PDN connection Word‑p. 10

5.3 Solution 2 - Local IP Access and Selected IP Traffic Offload at H(e)NodeB by NAT Word‑p. 22

5.4 Solution 3 - GGSN allocation to offload point Word‑p. 25

5.5 Solution 4 - Selected IP Traffic Offload at Iu-PS Word‑p. 26

5.6 Solution 5 - Selected IP Traffic Offload solution based on local PDN GW selection Word‑p. 29

5.7 Solution 6 - Local Gateway based Architecture Word‑p. 32

6 Evaluation Word‑p. 37

6.1 Evaluation of GW Selection mechanism Word‑p. 37

6.2 Evaluation of GW re-selection mechanism for SIPTO Word‑p. 39

7 Conclusions Word‑p. 40

7.1 Conclusion on SIPTO macro Word‑p. 40

7.2 Conclusion on LIPA Word‑p. 40

7.3 Conclusion on SIPTO in the Home (e)NodeB subsystem Word‑p. 41

A Evaluation of methods for operator control of SIPTO traffic Word‑p. 42

A.1 General Word‑p. 42

A.2 SIPTO traffic control granularity Word‑p. 42

A.3 Enforcement of SIPTO Routing Policies Word‑p. 42

$ Change history Word‑p. 43

TR 23.829 ★ Local IP Access and Selected IP Traffic Offload (LIPA-SIPTO)

essential Table of Contents for TR 23.829 Word version: 10.0.1

TR 23.829 ★
Local IP Access
and Selected IP Traffic Offload
(LIPA-SIPTO)