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Content for TS 32.253 Word version: 17.0.0

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4.1 High-level CP data transfer architecture 4.2 CP data transfer domain offline charging architecture 4.3 CP data transfer domain online charging architecture 5.1 CP data transfer domain charging principles 5.2 CP data transfer domain offline charging scenarios 5.3 CP data transfer domain online charging scenarios 6.1 Data description for CP data transfer offline charging 6.2 Data description for CP data transfer online charging 6.3 CP data transfer charging specific parameters 6.4 Bindings for CP data transfer offline charging A.1 General

4 Architecture considerations p. 8

4.1 High-level CP data transfer architecture p. 8

4.2 CP data transfer domain offline charging architecture p. 10

4.3 CP data transfer domain online charging architecture p. 11

5 CP data transfer domain charging principles and scenarios p. 11

5.1 CP data transfer domain charging principles p. 11

5.2 CP data transfer domain offline charging scenarios p. 12

5.2.1 Basic principles p. 12

5.2.2 Rf message flows p. 13

5.2.2.1 Triggers for charging events from CPCN p. 13

5.2.2.2 SCEF specific triggers for charging events p. 14

5.2.2.3 IWF-SCEF specific triggers for charging events p. 14

5.2.2.4 MME specific triggers for charging events p. 14

5.2.3 CDR generation p. 14

5.2.3.1 Introduction p. 14

5.2.3.2 Triggers for CPDT-SCE-CDR creation and closure p. 15

5.2.3.2.1 General p. 15

5.2.3.2.2 Triggers for CPDT-SCE-CDR charging information addition p. 15

5.2.3.2.3 Triggers for CPDT-SCE-CDR closure p. 15

5.2.3.3 Triggers for CPDT-SNN-CDR creation and closure - IWK-SCEF p. 16

5.2.3.3.1 General p. 16

5.2.3.3.2 Triggers for CPDT-SNN-CDR charging information addition - IWK-SCEF p. 16

5.2.3.3.3 Triggers for CPDT-SNN-CDR closure - IWK-SCEF p. 16

5.2.3.4 Triggers for CPDT-SNN-CDR creation and closure - MME p. 17

5.2.3.4.1 General p. 17

5.2.3.4.2 Triggers for CPDT-SNN-CDR charging information addition - MME p. 17

5.2.3.4.3 Triggers for CPDT-SNN-CDR closure - MME p. 17

5.2.4 Ga record transfer flows p. 18

5.2.5 Bx CDR file transfer p. 18

5.3 CP data transfer domain online charging scenarios p. 18

5.3.1 Basic principles p. 18

5.3.2 Ro message flows p. 18

6 Definition of charging information p. 18

6.1 Data description for CP data transfer offline charging p. 18

6.1.1 Rf message contents p. 18

6.1.1.1 General p. 18

6.1.1.2 Charging data request message p. 19

6.1.1.3 Charging data response message p. 19

6.1.2 Ga message contents p. 19

6.1.3 CDR description on the Bcp interface p. 20

6.1.3.1 General p. 20

6.1.3.2 SCEF Control Plane data transfer charging data (CPDT-SCE-CDR) p. 20

6.1.3.3 Serving Network Control Plane data transfer charging data for IWK-SCEF/MME (CPDT-SNN-CDR) p. 21

6.1.3.4 NIDD submission p. 22

6.2 Data description for CP data transfer online charging p. 23

6.2.1 Ro message contents p. 23

6.3 CP data transfer charging specific parameters p. 24

6.3.1 Definition of CP data transfer charging information p. 24

6.3.1.1 CP data transfer charging information assignment for Service Information p. 24

6.3.1.2 Definition of the CP data transfer Information p. 25

6.3.2 Detailed message format for offline charging p. 25

6.3.3 Detailed message format for online charging p. 26

6.4 Bindings for CP data transfer offline charging p. 26

A (Normative) Charging characteristics p. 28

A.1 General p. 28

$ Change History p. 29