SIP-Authenticate, SIP-Authorization, SIP-Auth-Data-Item types are defined as... (048fcd98) · Commits · TTCN-3 Libraries / LibDiameter

ttcn/LibDiameter_Templates.ttcn

+37 −37

Original line number	Diff line number	Diff line
		@@ -628,9 +628,9 @@ module LibDiameter_Templates {
		aVP_Data := 1
		}

		template LibDiameter_Types_Base_AVPs.SIP_Auth_Data_Item_AVP m_sIPAuthDataItem_dummy := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(LibDiameter_TypesAndValues.c_sIP_Auth_Data_Item_AVP_Code, 1, c_vendId3gpp),
		sIP_Authentication_Scheme := m_sIPAuthenticationScheme_digest,
		template SIP_Auth_Data_Item_AVP_RFC m_sIPAuthDataItem_dummy_RFC := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Auth_Data_Item_AVP_Code_RFC, 1, c_vendId3gpp),
		sIP_Authentication_Scheme := m_sIPAuthenticationScheme_digest_RFC,
		sIP_Item_Number := omit,
		sIP_Authenticate := omit,
		sIP_Authorization := omit,
		@@ -638,28 +638,28 @@ module LibDiameter_Templates {
		aVP_Type := omit
		}

		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme_digest := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code, 4, c_vendId3gpp),
		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme_digest_RFC := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code_RFC, 4, omit),
		aVP_Data := DIGEST_E
		}

		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme_unknown := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code, 4, c_vendId3gpp),
		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme_unknown_RFC := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code_RFC, 4, omit),
		aVP_Data := UNKNOWN_E
		}

		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme_digest_aka := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code, 4, c_vendId3gpp),
		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme_digest_aka_RFC := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code_RFC, 4, omit),
		aVP_Data := DIGEST_AKAv1_MD5_E
		}

		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme_nass := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code, 4, c_vendId3gpp),
		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme_nass_RFC := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code_RFC, 4, omit),
		aVP_Data := NASS_BUNDLE_E
		}

		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme_giga := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code, 4, c_vendId3gpp),
		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme_giga_RFC := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code_RFC, 4, omit),
		aVP_Data := GIBA_E
		}

		@@ -813,8 +813,8 @@ module LibDiameter_Templates {
		aVP_Data := p_avpData
		}

		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme(template (value) SIP_Auth_Schm_Type p_SIPAuthSchmType) := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code, 4, omit),
		template SIP_Authentication_Scheme_AVP m_sIPAuthenticationScheme_RFC(template (value) SIP_Auth_Schm_Type p_SIPAuthSchmType) := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code_RFC, 4, omit),
		aVP_Data := p_SIPAuthSchmType
		}

		@@ -823,19 +823,19 @@ module LibDiameter_Templates {
		aVP_Data := p_avpData
		}

		template SIP_Item_Number_AVP m_sIPItemNumber(template (value) UInt32 p_aVP_Data) := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Item_Number_AVP_Code, 4, omit),
		template SIP_Item_Number_AVP m_sIPItemNumber_RFC(template (value) UInt32 p_aVP_Data) := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Item_Number_AVP_Code_RFC, 4, omit),
		aVP_Data := p_aVP_Data
		}

		template SIP_Authorization_AVP m_sIP_Authorization(
		template SIP_Authorization_AVP_RFC m_sIP_Authorization_RFC(
		template (value) Digest_Username_AVP p_digest_Username,
		template (value) Digest_Realm_AVP p_digestRealm,
		template (value) Digest_Nonce_AVP p_digestNonce,
		template (value) Digest_URI_AVP p_digestUri,
		template (value) Digest_Response_AVP p_digest_Response
		) := {
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authorization_AVP_Code, 4, omit),
		aVP_Header := m_aVP_HeaderVid_Mbit1(c_sIP_Authorization_AVP_Code_RFC, 4, omit),
		digest_Username := p_digest_Username,
		digest_Realm := p_digestRealm,
		digest_Nonce := p_digestNonce,
		@@ -852,13 +852,13 @@ module LibDiameter_Templates {
		aVP_Type := omit
		}

		template SIP_Authorization_AVP m_sIP_Authorization_digest_aka(
		template SIP_Authorization_AVP_RFC m_sIP_Authorization_digest_aka_RFC(
		template (value) Digest_Username_AVP p_digest_Username,
		template (value) Digest_Realm_AVP p_digestRealm,
		template (value) Digest_Nonce_AVP p_digestNonce,
		template (value) Digest_URI_AVP p_digestUri,
		template (value) Digest_Response_AVP p_digest_Response
		) modifies m_sIP_Authorization := {
		) modifies m_sIP_Authorization_RFC := {
		// TODO How to pass RAND + AUX
		}

		@@ -3120,9 +3120,9 @@ module LibDiameter_Templates {
		aVP_Data := ?
		}

		template LibDiameter_Types_Base_AVPs.SIP_Auth_Data_Item_AVP mw_sIPAuthDataItem_dummy := {
		aVP_Header := mw_aVP_HeaderVid_Mbit1(LibDiameter_TypesAndValues.c_sIP_Auth_Data_Item_AVP_Code, ?, c_vendId3gpp),
		sIP_Authentication_Scheme := mw_sIPAuthenticationScheme_digest,
		template SIP_Auth_Data_Item_AVP_RFC mw_sIPAuthDataItem_dummy_RFC := {
		aVP_Header := mw_aVP_HeaderVid_Mbit1(c_sIP_Auth_Data_Item_AVP_Code_RFC, ?, c_vendId3gpp),
		sIP_Authentication_Scheme := mw_sIPAuthenticationScheme_digest_RFC,
		sIP_Item_Number := omit,
		sIP_Authenticate := omit,
		sIP_Authorization := omit,
		@@ -3130,26 +3130,26 @@ module LibDiameter_Templates {
		aVP_Type := omit
		}

		template (present) LibDiameter_Types_Base_AVPs.SIP_Auth_Data_Item_AVP mw_sIPAuthDataItem(
		template (present) SIP_Auth_Data_Item_AVP_RFC mw_sIPAuthDataItem_RFC(
		template (present) SIP_Authentication_Scheme_AVP p_sIP_Authentication_Scheme,
		template (present) SIP_Item_Number_AVP p_sIP_Item_Number := ?,
		template (present) SIP_Authenticate_AVP p_sIP_Authenticate := ?,
		template SIP_Authorization_AVP p_sIP_Authorization := omit
		) modifies mw_sIPAuthDataItem_dummy := {
		aVP_Header := mw_aVP_HeaderVid_Mbit1(LibDiameter_TypesAndValues.c_sIP_Auth_Data_Item_AVP_Code, ?, c_vendId3gpp),
		) modifies mw_sIPAuthDataItem_dummy_RFC := {
		aVP_Header := mw_aVP_HeaderVid_Mbit1(c_sIP_Auth_Data_Item_AVP_Code_RFC, ?, c_vendId3gpp),
		sIP_Authentication_Scheme := p_sIP_Authentication_Scheme,
		sIP_Item_Number := p_sIP_Item_Number,
		sIP_Authenticate := p_sIP_Authenticate,
		sIP_Authorization := p_sIP_Authorization
		}

		template SIP_Authentication_Scheme_AVP mw_sIPAuthenticationScheme_digest := {
		aVP_Header := mw_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code, ?, c_vendId3gpp),
		template SIP_Authentication_Scheme_AVP mw_sIPAuthenticationScheme_digest_RFC := {
		aVP_Header := mw_aVP_Header_Vbit0Mbit1(c_sIP_Authentication_Scheme_AVP_Code_RFC),
		aVP_Data := ?
		}

		template SIP_Authentication_Scheme_AVP mw_sIPAuthenticationScheme_digest_aka := {
		aVP_Header := mw_aVP_HeaderVid_Mbit1(c_sIP_Authentication_Scheme_AVP_Code, ?, c_vendId3gpp),
		template SIP_Authentication_Scheme_AVP mw_sIPAuthenticationScheme_digest_aka_RFC := {
		aVP_Header := mw_aVP_Header_Vbit0Mbit1(c_sIP_Authentication_Scheme_AVP_Code_RFC),
		aVP_Data := DIGEST_AKAv1_MD5_E
		}

		@@ -3158,8 +3158,8 @@ module LibDiameter_Templates {
		aVP_Data := p_avpData
		}

		template SIP_Authenticate_AVP mw_sIPAuthenticate_dummy := {
		aVP_Header := mw_aVP_HeaderVid_Mbit1(c_sIP_Authenticate_AVP_Code, ?, c_vendId3gpp),
		template SIP_Authenticate_AVP_RFC mw_sIPAuthenticate_dummy := {
		aVP_Header := mw_aVP_Header_Vbit0Mbit1(c_sIP_Authenticate_AVP_Code_RFC),
		digest_Realm := ?,
		digest_Nonce := ?,
		digest_Domain := *,
		@@ -3172,8 +3172,8 @@ module LibDiameter_Templates {
		aVP_Type := *
		}

		template SIP_Authorization_AVP mw_sIPAuthorization_dummy := {
		aVP_Header := mw_aVP_HeaderVid_Mbit1(c_sIP_Authorization_AVP_Code, ?, c_vendId3gpp),
		template SIP_Authorization_AVP_RFC mw_sIPAuthorization_dummy_RFC := {
		aVP_Header := mw_aVP_Header_Vbit0Mbit1(c_sIP_Authorization_AVP_Code_RFC),
		digest_Username := ?,
		digest_Realm := ?,
		digest_Nonce := ?,
		@@ -3190,7 +3190,7 @@ module LibDiameter_Templates {
		aVP_Type := *
		}

		template SIP_Authenticate_AVP mw_sIPAuthenticate_digest (
		template SIP_Authenticate_AVP_RFC mw_sIPAuthenticate_digest (
		template (present) Digest_Realm_AVP p_digest_Realm := ?,
		template (present) Digest_QoP_AVP p_digest_QoP := ?,
		template (present) Digest_HA1_AVP p_digest_HA1 := ?
		@@ -3200,7 +3200,7 @@ module LibDiameter_Templates {
		digest_HA1 := p_digest_HA1
		}

		template (present) SIP_Authenticate_AVP mw_sIPAuthenticate_digest_aka (
		template (present) SIP_Authenticate_AVP_RFC mw_sIPAuthenticate_digest_aka (
		template (present) Digest_Realm_AVP p_digest_Realm := ?,
		template (present) Digest_QoP_AVP p_digest_QoP := ?,
		template (present) Digest_HA1_AVP p_digest_HA1 := ?

ttcn/LibDiameter_TypesAndValues.ttcn

+13 −8

Original line number	Diff line number	Diff line
		@@ -117,14 +117,14 @@ group BasicTypesAndConstants{
		const integer c_sIP_Accounting_Information_AVP_Code := 368; //Ref: RFC4740 9.1. SIP-Accounting-Information AVP
		const integer c_sIP_Accounting_Server_URI_AVP_Code := 369; //Ref: RFC4740 9.1.1. SIP-Accounting-Server-URI AVP
		const integer c_sIP_AOR_AVP_Code := 122; //Ref: RFC4740 9.8. SIP-AOR AVP
		const integer c_sIP_Auth_Data_Item_AVP_Code := 376; //Ref: RFC4740 9.5. SIP-Auth-Data-Item AVP
		const integer c_sIP_Authenticate_AVP_Code := 379; //Ref: RFC4740 9.5.3. SIP-Authenticate AVP
		const integer c_sIP_Auth_Data_Item_AVP_Code_RFC := 376; //Ref: RFC4740 9.5. SIP-Auth-Data-Item AVP
		const integer c_sIP_Authenticate_AVP_Code_RFC := 379; //Ref: RFC4740 9.5.3. SIP-Authenticate AVP
		const integer c_sIP_Authentication_Info_AVP_Code := 381; //Ref: RFC4740 9.5.5. SIP-Authentication-Info AVP
		const integer c_sIP_Authentication_Scheme_AVP_Code := 377; //Ref: RFC4740 9.5.1. SIP-Authentication-Scheme AVP
		const integer c_sIP_Authorization_AVP_Code := 380; //Ref: RFC4740 9.5.4. SIP-Authorization AVP
		const integer c_sIP_Authentication_Scheme_AVP_Code_RFC := 377; //Ref: RFC4740 9.5.1. SIP-Authentication-Scheme AVP
		const integer c_sIP_Authorization_AVP_Code_RFC := 380; //Ref: RFC4740 9.5.4. SIP-Authorization AVP
		const integer c_sIP_Credit_Control_Server_URI_AVP_Code := 370; //Ref: RFC4740 9.1.2. SIP-Credit-Control-Server-URI AVP
		const integer c_sIP_Deregistration_Reason_AVP_Code := 383; //Ref: RFC4740 9.5.5. SIP-Authentication-Info AVP
		const integer c_sIP_Item_Number_AVP_Code := 378; //Ref: RFC4740 9.5.2 SIP-Item-Number AVP
		const integer c_sIP_Item_Number_AVP_Code_RFC := 378; //Ref: RFC4740 9.5.2 SIP-Item-Number AVP
		const integer c_sIP_MandatoryCapability_AVP_Code := 373; //Ref: RFC4740 9.3.1. SIP-Mandatory-Capability AVP
		const integer c_sIP_Method_AVP_Code := 393; //Ref: RFC4740 9.14. SIP-Method AVP
		const integer c_sIP_Number_Auth_Items_AVP_Code_RFC := 382; //Ref: RFC4740 9.6. SIP-Number-Auth-Items AVP
		@@ -156,7 +156,12 @@ group BasicTypesAndConstants{
		const integer c_optional_Capability_AVP_Code := 605; //Ref: TS 129.229 6.3.6 Optional_Capability
		const integer c_user_Data_AVP_Code := 606; //Ref: TS 129.229 6.3.7 User_Data
		const integer c_sIP_Number_Auth_Items_AVP_Code := 607; //Ref: TS 129.229 6.3.8 SIP-Number-Auth-Items AVP
		const integer c_sIP_Authentication_Scheme_AVP_Code := 608; //Ref: TS 129.229 6.3.9. SIP-Authentication-Scheme AVP
		const integer c_sIP_Authenticate_AVP_Code := 609; //Ref: TS 129.229 6.3.10 SIP-Authenticate AVP
		const integer c_sIP_Authorization_AVP_Code := 610; //Ref: TS 129.229 6.3.11 SIP-Authorization AVP
		const integer c_sIP_Authentication_Context_AVP_Code := 611; //Ref: TS 129.229 6.3.12 SIP_Authentication_Context
		const integer c_sIP_Auth_Data_Item_AVP_Code := 612; //Ref: TS 129.229 6.3.13 SIP-Auth-Data-Item AVP
		const integer c_sIP_Item_Number_AVP_Code := 613; //Ref: TS 129.229 6.3.14 SIP-Item-Number AVP
		const integer c_server_Assignment_Type_AVP_Code := 614; //Ref: TS 129.229 6.3.15 Server_Assignment_Type
		const integer c_deregistration_Reason_AVP_Code := 615; //Ref: TS 129.229 6.3.16 Deregistration_Reason
		const integer c_reason_Code_AVP_Code := 616; //Ref: TS 129.229 6.3.17 Reason_Code
		@@ -1607,7 +1612,7 @@ group BasicTypesAndConstants{
		Public_Identity_AVP public_Identity optional, //required only in TS129 229
		SIP_Server_URI_AVP sIP_Server_URI optional, //only in RFC4740
		SIP_Number_Auth_Items_AVP sIP_Number_Auth_Items optional, //RFC4740 & required in TS129 229
		LibDiameter_Types_CxDx_AVPs.SIP_Auth_Data_Item_AVP sIP_Auth_Data_Item optional, //required in TS129 229
		SIP_Auth_Data_Item_AVP sIP_Auth_Data_Item optional, //required in TS129 229
		Server_Name_AVP server_Name optional, //only TS129 229
		set of Failed_AVP failed optional, //only TS129 229
		set of Proxy_Info_AVP proxy_Info optional, //RFC4740 & TS129 229
		@@ -1645,7 +1650,7 @@ group BasicTypesAndConstants{
		Public_Identity_AVP public_Identity optional, //required only in TS129 229
		SIP_AOR_AVP sIP_AOR optional, //only in RFC4740
		SIP_Number_Auth_Items_AVP sIP_Number_Auth_Items optional, //RFC4740 & TS129 229
		set of LibDiameter_Types_CxDx_AVPs.SIP_Auth_Data_Item_AVP sIP_Auth_Data_Item optional, //TS129 229
		set of SIP_Auth_Data_Item_AVP sIP_Auth_Data_Item optional, //TS129 229
		Auth_Grace_Period_AVP auth_Grace_Period optional, //only in RFC4740
		Authorization_Lifetime_AVP authorization_Lifetime optional, //only in RFC4740
		Redirect_Host_AVP redirect_Host optional, //only in RFC4740
		@@ -1766,7 +1771,7 @@ group BasicTypesAndConstants{
		set of Supported_Features_AVP supported_Features optional, //only TS129 229
		User_Data_AVP user_Data optional, //only TS129 229
		Charging_Information_AVP charging_Information optional, //only TS129 229
		LibDiameter_Types_CxDx_AVPs.SIP_Auth_Data_Item_AVP sIP_Auth_Data_Item optional, //only TS129 229
		SIP_Auth_Data_Item_AVP sIP_Auth_Data_Item optional, //only TS129 229
		set of Proxy_Info_AVP proxy_Info optional, //RFC4740 & TS129 229
		set of Route_Record_AVP route_Record optional, //RFC4740 & TS129 229
		set of AVP_Type aVP_Type optional //RFC4740 & TS129 229

ttcn/LibDiameter_Types_Base_AVPs.ttcn

+30 −3

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@ module LibDiameter_Types_Base_AVPs {
		// LibDiameter
		import from LibDiameter_Types_RfRo_AVPs all;
		import from LibDiameter_Types_Gx_AVPs all;
		import from LibDiameter_Types_CxDx_AVPs all;

		group AVPTypes{
		group AVP_Base_Types{
		@@ -1346,7 +1347,11 @@ module LibDiameter_Types_Base_AVPs {
		variant (aVP_Data) "condition=CodecHelper.leaveScope()"
		}

		type record SIP_Auth_Data_Item_AVP{
		type union SIP_Auth_Data_Item_AVP {
		SIP_Auth_Data_Item_AVP_RFC sIP_Auth_Data_Item_AVP_RFC, //RFC type definition
		SIP_Auth_Data_Item_AVP_3GPP sIP_Auth_Data_Item_AVP_3GPP //3GPP type definition
		}
		type record SIP_Auth_Data_Item_AVP_RFC{
		//Ref: RFC4740 9.5. SIP-Auth-Data-Item AVP
		AVP_Header aVP_Header,//SIP-Auth-Data-Item ::= < AVP Header: 376 >
		SIP_Authentication_Scheme_AVP sIP_Authentication_Scheme,//requ.
		@@ -1380,7 +1385,19 @@ module LibDiameter_Types_Base_AVPs {
		variant "present=bytes(4, 378);use=com.testingtech.ttcn.tci.codec.CodecHelper"
		variant (aVP_Data) "condition=CodecHelper.leaveScope()"
		}
		type record SIP_Authenticate_AVP{

		type union SIP_Authenticate_AVP {
		SIP_Authenticate_AVP_RFC sIP_Authenticate_AVP_RFC, //RFC type definition
		SIP_Authenticate_AVP_3GPP sIP_Authenticate_AVP_3GPP //3GPP type definition
		}

		type record SIP_Authenticate_AVP_3GPP{
		// Ref: 129 229 6.3.10. SIP-Authenticate AVP
		AVP_Header aVP_Header,//<AVP header: 609 ....>
		octetstring aVP_Data
		}

		type record SIP_Authenticate_AVP_RFC{
		//Ref: RFC4740 9.5.3. SIP-Authenticate AVP
		AVP_Header aVP_Header,//SIP-Authenticate ::= < AVP Header: 379 >
		Digest_Realm_AVP digest_Realm,//requ.
		@@ -1400,7 +1417,17 @@ module LibDiameter_Types_Base_AVPs {
		variant (aVP_Type) "fieldPresent=CodecHelper.isAvailable();condition=CodecHelper.leaveScope()"
		}

		type record SIP_Authorization_AVP{
		type union SIP_Authorization_AVP {
		SIP_Authorization_AVP_RFC sIP_Authorization_AVP_RFC, //RFC type definition
		SIP_Authorization_AVP_3GPP sIP_Authorization_AVP_3GPP //3GPP type definition
		}
		type record SIP_Authorization_AVP_3GPP{
		// Ref: 129 229 6.3.11. SIP-Authorization AVP
		AVP_Header aVP_Header,//SIP-Authorization ::= < AVP Header: 610 >
		octetstring aVP_Data
		}

		type record SIP_Authorization_AVP_RFC{
		// Ref: RFC4740 9.5.4. SIP-Authorization AVP
		AVP_Header aVP_Header,//SIP-Authorization ::= < AVP Header: 380 >
		Digest_Username_AVP digest_Username,//requi.

ttcn/LibDiameter_Types_CxDx_AVPs.ttcn

+1 −5

Original line number	Diff line number	Diff line
		@@ -16,10 +16,6 @@ module LibDiameter_Types_CxDx_AVPs {

		group AVPCodeConstants {

		/**
		* ETSI TS 129 229 V10.5.0 (2013-04) Clause 6.3.13 SIP-Auth-Data-Item AVP
		*/
		const integer c_sIP_Auth_Data_Item_AVP_Code := 612;
		/**
		* ETSI TS 129 229 V10.5.0 (2013-04) Clause 6.3.42 Line-Identifier AVP
		*/
		@@ -445,7 +441,7 @@ module LibDiameter_Types_CxDx_AVPs {
		/**
		* ETSI TS 129 229 V10.5.0 (2013-04) Clause 6.3.13 SIP-Auth-Data-Item AVP
		*/
		type record SIP_Auth_Data_Item_AVP {
		type record SIP_Auth_Data_Item_AVP_3GPP {
		AVP_Header aVP_Header, //SIP-Auth-Data-Item ::= < AVP Header: 612 >
		SIP_Authentication_Scheme_AVP sIP_Authentication_Scheme optional,
		SIP_Item_Number_AVP sIP_Item_Number optional,