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Content for TR 23.710 Word version: 14.0.0

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5 Key Issues p. 7

5.1 Key Issue 1: Extension of PRA reporting mechanism p. 7

5.2 Key issue 2: Triggering and reporting in PLMN partitioning scenario p. 7

5.3 Key Issue 3: Efficient node resource control for enhancement of user location monitoring and reporting p. 7

6 Scenarios p. 8

– Scenario 1: monitoring multiple areas of interest for each UE p. 8

– Scenario 2: PLMN partitioning scenario p. 8

7 Solutions p. 8

7.1 Solution #1: Reporting for multiple PRAs with MME/SGSN resource control p. 8

7.1.1 Solution Description p. 8

7.1.2 Impacts on existing nodes and functionality p. 9

7.1.3 Solution evaluation p. 9

7.2 Solution #2: Solution to support multiple PRAs per IP-CAN session in a dynamic manner without using Location Change Reporting procedure p. 10

7.2.1 Solution Description p. 10

7.2.1.1 General description of the solution p. 10

7.2.1.2 Procedures to enable the solution p. 11

7.2.1.2.1 Reporting MME ID in the attach procedure p. 11

7.2.1.2.2 Reporting MME ID in the UE requested PDN connectivity procedure p. 11

7.2.1.2.3 Reporting MME ID in the S1-based handover procedure p. 12

7.2.1.2.4 Reporting MME ID in the UE triggered Service Request procedure p. 13

7.2.2 Impacts on existing nodes and functionality p. 13

7.2.3 Solution evaluation p. 14

7.3 Solution #3: Solution to support multiple PRAs per IP-CAN session in a dynamic manner using Location Change Reporting procedure p. 14

7.3.1 Solution Description p. 14

7.3.1.1 General description of the solution p. 14

7.3.1.2 Procedures to enable the solution p. 15

7.3.1.2.1 Reporting MME ID in the attach procedure p. 15

7.3.1.2.2 Reporting MME ID in the UE requested PDN connectivity procedure p. 15

7.3.1.2.3 Reporting Geographical Identifier in the Location Change Reporting procedure p. 16

7.3.2 Impacts on existing nodes and functionality p. 17

7.3.3 Solution evaluation p. 17

7.4 Solution #4: Network control mechanism p. 17

7.4.1 Solution Description p. 17

7.4.2 Impacts on existing nodes and functionality p. 20

7.4.3 Solution evaluation p. 20

7.5 Solution #5: Enhancement of PRA mechanism p. 21

7.5.1 Solution Description p. 21

7.5.2 Impacts on existing nodes and functionality p. 21

7.5.3 Solution evaluation p. 22

7.6 Solution 6 - Triggering and reporting in PLMN partitioning scenario p. 22

7.6.1 Description p. 22

7.6.2 Impacts on existing nodes and functionality p. 23

7.6.3 Solution evaluation p. 23

7.7 Solution 7 - Set of PRA IDs p. 24

7.7.1 Description p. 24

7.7.2 Impacts on existing nodes and functionality p. 24

7.7.3 Solution evaluation p. 24

8 Overall evaluation p. 24

9 Conclusions p. 24

$ Change History p. 26