Tech-invite 3GPPspace IETFspace

21 22 23 24 25 26 27 28 29 31 32 33 34 35 36 37 38 4‑5x

Content for TS 23.078 Word version: 18.0.0

1… 4.2… 4.3… 4.4… 4.5… 4.5.5… 4.6… 4.6.2 4.6.3… 4.6.7… 4.6.13… 5… 6… 6.5… 6.6… 7… 7.5… 8… 9… 10… 11…

4.4 Description of CAMEL BCSMs 4.4.1 General Handling 4.4.2 Originating Basic Call State Model (O-BCSM) 4.4.3 Terminating Basic Call State Model (T-BCSM) 4.4.4 Rules for Implicit Disarming of Event Detection Points 4.4.5 BCSM Modelling of Call Scenarios 4.4.6 Leg Handling
...

4.4 Description of CAMEL BCSMs p. 43

4.4.1 General Handling p. 43

4.4.2 Originating Basic Call State Model (O-BCSM) p. 43

4.4.2.1 Description of O-BCSM p. 43

4.4.2.1.1 Description of the call model (PICs) p. 45

4.4.2.1.1.1 O_Null & Authorise_Origination_Attempt_Collect_Info p. 45

4.4.2.1.1.2 Analyse_Information p. 46

4.4.2.1.1.3 Routing p. 47

4.4.2.1.1.4 O_Alerting p. 47

4.4.2.1.1.5 O_Active p. 48

4.4.2.1.1.6 O_Exception p. 48

4.4.3 Terminating Basic Call State Model (T-BCSM) p. 49

4.4.3.1 Description of T-BCSM p. 49

4.4.3.1.1 Description of the call model (PICs) p. 50

4.4.3.1.1.1 T_Null p. 50

4.4.3.1.1.2 Terminating Call Handling p. 51

4.4.3.1.1.3 T_Alerting p. 52

4.4.3.1.1.4 T_Active p. 52

4.4.3.1.1.5 T_Exception p. 53

4.4.4 Rules for Implicit Disarming of Event Detection Points p. 53

4.4.5 BCSM Modelling of Call Scenarios p. 55

4.4.5.1 Mobile Originated Call p. 55

4.4.5.2 Mobile Terminated Call at the GMSC or VMSC p. 55

4.4.5.3 Call Forwarding at the GMSC or VMSC p. 56

4.4.5.4 gsmSCF Initiated Call |R5| p. 57

4.4.5.5 Trunk Originated Call |R7| p. 57

4.4.6 Leg Handling |R5| p. 58

4.4.6.1 Leg is created p. 58

4.4.6.2 Leg continues to exist p. 58

4.4.6.3 Leg is released p. 59

4.4.6.4 Leg is moved p. 59