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Content for TS 29.389 Word version: 18.0.0

1… 5…

5 Procedure Description p. 7

5.1 Introduction p. 7

5.2 V2X Service Authorization p. 8

5.2.1 General p. 8

5.2.2 Detailed behaviour of the V2X Control Function in the HPLMN p. 9

5.2.3 Detailed behaviour of the V2X Control Function in the VPLMN p. 9

6 Protocol Specification and Implementations p. 9

6.1 Introduction p. 9

6.1.1 Use of Diameter base protocol p. 9

6.1.2 Securing Diameter Messages p. 9

6.1.3 Accounting functionality p. 9

6.1.4 Use of sessions p. 10

6.1.5 Transport protocol p. 10

6.1.6 Routing considerations p. 10

6.1.7 Advertising Application Support p. 10

6.1.8 Diameter Application Identifier p. 10

6.1.9 Use of the Supported-Features AVP p. 11

6.2 Commands p. 11

6.2.1 Introduction p. 11

6.2.2 Command-Code values p. 11

6.2.3 ProSe-Authorization-Request (PAR) Command p. 11

6.2.4 ProSe-Authorization-Answer (PAA) Command p. 12

6.3 Information Elements p. 12

6.3.1 General p. 12

6.3.2 V2X-Authorization-Data p. 13

6.3.3 V2X-Permission-in-VPLMN p. 14

6.3.4 V2X-Application-Server p. 14

6.3.5 Application-Server p. 14

6.3.6 Geographical-Information p. 14

6.3.7 OC-Supported-Features p. 14

6.3.8 OC-OLR p. 14

6.3.9 DRMP p. 14

6.3.10 Load p. 15

6.4 Result-Code AVP and Experimental-Result AVP Values p. 15

6.4.1 General p. 15

6.4.2 Success p. 15

6.4.3 Permanent Failures p. 15

6.4.3.1 General p. 15

6.4.3.2 DIAMETER_ERROR_USER_UNKNOWN (5001) p. 15

6.4.3.3 DIAMETER_ERROR_UNKNOWN_V2X_SUBSCRIPTION (5690) p. 15

6.4.3.4 DIAMETER_ERROR_V2X_NOT_ALLOWED (5691) p. 15

A (Normative) Diameter overload control mechanism p. 16

A.1 General p. 16

A.2 Responding V2X Control Function behaviour p. 16

A.3 Requesting V2X Control Function behaviour p. 16

B Diameter overload node behaviour p. 18

B.1 Message prioritization p. 18

C (Normative) Diameter message priority mechanism p. 19

C.1 General p. 19

C.2 V6 interfaces p. 19

C.2.1 General p. 19

C.2.2 V2X Control Function behaviour p. 19

D (Normative) Diameter load control mechanism p. 19

D.1 General p. 19

D.2 Responding V2X Control Function behaviour p. 19

D.3 Requesting V2X Control Function behaviour p. 20

$ Change History p. 21