h4509.asn

asn格式文件的编译器

Call-Completion-Operations
	{ itu-t recommendation h 450 9 version1(0) call-completion-operations(0)}

DEFINITIONS AUTOMATIC TAGS	::=

BEGIN
IMPORTS		OPERATION, ERROR FROM Remote-Operations-Information-Objects 
					{joint-iso-itu-t remote-operations(4) 
					informationObjects(5) version1(0)}
			EXTENSION, Extension{} FROM 
					Manufacturer-specific-service-extension-definition
					{ itu-t recommendation h 450 1 version1(0) msi-definition(18) }
			CallIdentifier FROM H323-MESSAGES -- see H.225.0
			EndpointAddress FROM
					Addressing-Data-Elements
					{ itu-t recommendation h 450 1 version1(0) addressing-data-elements (9) }
			 MixedExtension, undefined FROM Call-Hold-Operations 
					{itu-t recommendation h 450 4 version1(0) call-hold-operations(0)}
			supplementaryServiceInteractionNotAllowed FROM H4501-General-Error-List
					{ itu-t recommendation h 450 1 version1(0) 
					general-error-list (1) }
			BasicService FROM Message-Waiting-Indication-Operations 
					{itu-t recommendation h 450 7 version1(0)  
					message-waiting-operations(0)};



H323CallCompletionOperations	 OPERATION ::=
{ccbsRequest | ccnrRequest | ccCancel | ccExecPossible | ccRingout | ccSuspend | ccResume }


ccbsRequest		OPERATION	::=
	{
			ARGUMENT	CcRequestArg
			RESULT	CcRequestRes
			ERRORS	{ shortTermRejection  | longTermRejection  | undefined  | supplementaryServiceInteractionNotAllowed
					}
			CODE		local: 40
	}


ccnrRequest		OPERATION	::=
	{
			ARGUMENT	CcRequestArg
			RESULT	CcRequestRes
			ERRORS	{ shortTermRejection | longTermRejection  | undefined  | 
					supplementaryServiceInteractionNotAllowed
					}
			CODE		local: 27
	}


ccCancel		OPERATION	::=
	{
			ARGUMENT		CcArg OPTIONAL TRUE
			RETURN RESULT	FALSE
			ALWAYS RESPONDS	FALSE
			CODE			local: 28
	}


ccExecPossible	OPERATION	::=
	{
			ARGUMENT		CcArg OPTIONAL TRUE
			RETURN RESULT	FALSE
			ALWAYS RESPONDS	FALSE
			CODE			local: 29
	}


ccRingout		OPERATION	::=
	{
			ARGUMENT		CcShortArg OPTIONAL TRUE
			RETURN RESULT	FALSE
			ERRORS	{
					remoteUserBusyAgain | failureToMatch | 
					undefined 
					}
			CODE		local: 31
	}


ccSuspend		OPERATION	::=
	{
			ARGUMENT		CcShortArg OPTIONAL TRUE
			RETURN RESULT	FALSE
			ALWAYS RESPONDS	FALSE
			CODE			local: 32
	}


ccResume		OPERATION	::=
	{
			ARGUMENT		CcArg OPTIONAL TRUE
			RETURN RESULT	FALSE
			ALWAYS RESPONDS	FALSE
			CODE			local: 33
	}


CcRequestArg	::=	SEQUENCE
	{
		numberA			EndpointAddress,
		numberB			EndpointAddress,
		ccIdentifier		CallIdentifier  OPTIONAL,
			-- If present, it shall be used as the prime mechanism for associating 
			-- the unsuccessful call, the CC Request and the CC Call.
		service			BasicService,
 
		can-retain-service	BOOLEAN,
		retain-sig-connection	BOOLEAN  OPTIONAL,
		extension			SEQUENCE SIZE (0..255) OF MixedExtension  OPTIONAL,
		...
	}


CcRequestRes	::=	SEQUENCE
	{
		retain-service		BOOLEAN,
		extension			SEQUENCE SIZE (0..255) OF MixedExtension  OPTIONAL,
		...
	}


CcArg			::=	CHOICE
	{
		shortArg	CcShortArg,		-- if signalling conection is retained
		longArg	CcLongArg,		-- if connection release option applies
		...
	}


CcShortArg		::=	SEQUENCE
	{
		ccIdentifier	CallIdentifier OPTIONAL,
		extension		SEQUENCE SIZE (0..255) OF MixedExtension  OPTIONAL,
		...
	}


CcLongArg		::=	SEQUENCE
	{
		numberA		EndpointAddress  OPTIONAL,
		numberB		EndpointAddress  OPTIONAL,
		ccIdentifier	CallIdentifier  OPTIONAL,
		service		BasicService  OPTIONAL,
			-- these elements are used to identify the proper CC Request. 
			-- The ccIdentifier if present shall be the prime mechanism for this purpose.
		extension		SEQUENCE SIZE (0..255) OF MixedExtension  OPTIONAL,
		...
	}



shortTermRejection	ERROR		::= 
	{ CODE		local:  1010}

longTermRejection		ERROR		::= 
	{ CODE		local:  1011}

remoteUserBusyAgain	ERROR		::= 
	{ CODE		local:  1012}

failureToMatch		ERROR		::= 
	{ CODE		local:  1013}



END	-- of Call-Completion-Operations