h245v7.asn

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MULTIMEDIA-SYSTEM-CONTROL DEFINITIONS AUTOMATIC TAGS ::=
BEGIN

-- Export all symbols

-- ===================================================================================
-- Top level Messages
-- ===================================================================================

MultimediaSystemControlMessage	::=CHOICE
{
	request	RequestMessage,
	response	ResponseMessage,
	command	CommandMessage,
	indication	IndicationMessage,
	...
}

-- A RequestMessage results in action and requires an immediate response

RequestMessage	::=CHOICE
{
	nonStandard	NonStandardMessage,

	masterSlaveDetermination	MasterSlaveDetermination,

	terminalCapabilitySet	TerminalCapabilitySet,

	openLogicalChannel	OpenLogicalChannel,
	closeLogicalChannel	CloseLogicalChannel,

	requestChannelClose	RequestChannelClose,

	multiplexEntrySend	MultiplexEntrySend,

	requestMultiplexEntry	RequestMultiplexEntry,

	requestMode	RequestMode,

	roundTripDelayRequest	RoundTripDelayRequest,

	maintenanceLoopRequest	MaintenanceLoopRequest,

	...,
	communicationModeRequest	CommunicationModeRequest,
	conferenceRequest	ConferenceRequest,

	multilinkRequest	MultilinkRequest,
	logicalChannelRateRequest	LogicalChannelRateRequest
}

-- A ResponseMessage is the response to a request Message

ResponseMessage	::=CHOICE
{
	nonStandard	NonStandardMessage,

	masterSlaveDeterminationAck	MasterSlaveDeterminationAck,
	masterSlaveDeterminationReject	MasterSlaveDeterminationReject,

	terminalCapabilitySetAck	TerminalCapabilitySetAck,
	terminalCapabilitySetReject	TerminalCapabilitySetReject,

	openLogicalChannelAck	OpenLogicalChannelAck,
	openLogicalChannelReject	OpenLogicalChannelReject,
	closeLogicalChannelAck	CloseLogicalChannelAck,

	requestChannelCloseAck	RequestChannelCloseAck,
	requestChannelCloseReject	RequestChannelCloseReject,

	multiplexEntrySendAck	MultiplexEntrySendAck,
	multiplexEntrySendReject	MultiplexEntrySendReject,

	requestMultiplexEntryAck	RequestMultiplexEntryAck,
	requestMultiplexEntryReject	RequestMultiplexEntryReject,

	requestModeAck	RequestModeAck,
	requestModeReject	RequestModeReject,

	roundTripDelayResponse	RoundTripDelayResponse,

	maintenanceLoopAck	MaintenanceLoopAck,
	maintenanceLoopReject	MaintenanceLoopReject,

	...,
	communicationModeResponse	CommunicationModeResponse,

	conferenceResponse	ConferenceResponse,

	multilinkResponse	MultilinkResponse,

	logicalChannelRateAcknowledge	LogicalChannelRateAcknowledge,
	logicalChannelRateReject	LogicalChannelRateReject
	

}

-- A CommandMessage requires action, but no explicit response

CommandMessage	::=CHOICE
{
	nonStandard	NonStandardMessage,

	maintenanceLoopOffCommand	MaintenanceLoopOffCommand,

	sendTerminalCapabilitySet	SendTerminalCapabilitySet,

	encryptionCommand	EncryptionCommand,

	flowControlCommand	FlowControlCommand,

	endSessionCommand	EndSessionCommand,

	miscellaneousCommand	MiscellaneousCommand,

	...,
	communicationModeCommand	CommunicationModeCommand,

	conferenceCommand	ConferenceCommand,

	h223MultiplexReconfiguration	H223MultiplexReconfiguration,

	newATMVCCommand	NewATMVCCommand,

	mobileMultilinkReconfigurationCommand	MobileMultilinkReconfigurationCommand

}

-- An IndicationMessage is information that does not require action or response

IndicationMessage	::=CHOICE
{
	nonStandard	NonStandardMessage,

	functionNotUnderstood	FunctionNotUnderstood, 
	
	masterSlaveDeterminationRelease	MasterSlaveDeterminationRelease,

	terminalCapabilitySetRelease	TerminalCapabilitySetRelease,

	openLogicalChannelConfirm	OpenLogicalChannelConfirm,

	requestChannelCloseRelease	RequestChannelCloseRelease,

	multiplexEntrySendRelease	MultiplexEntrySendRelease,

	requestMultiplexEntryRelease	RequestMultiplexEntryRelease,

	requestModeRelease	RequestModeRelease,

	miscellaneousIndication	MiscellaneousIndication,

	jitterIndication	JitterIndication,

	h223SkewIndication	H223SkewIndication,

	newATMVCIndication	NewATMVCIndication,

	userInput	UserInputIndication,
	...,
	h2250MaximumSkewIndication	H2250MaximumSkewIndication,

	mcLocationIndication	MCLocationIndication,

	conferenceIndication	ConferenceIndication,

	vendorIdentification	VendorIdentification,
	
	functionNotSupported	FunctionNotSupported,

	multilinkIndication	MultilinkIndication,

	logicalChannelRateRelease	LogicalChannelRateRelease,

	flowControlIndication	FlowControlIndication,

	mobileMultilinkReconfigurationIndication	MobileMultilinkReconfigurationIndication

}

-- SequenceNumber is defined here as it is used in a number of Messages
SequenceNumber	::=INTEGER (0..255)

-- ===================================================================================
-- Non standard Message definitions
-- ===================================================================================

NonStandardMessage	::=SEQUENCE
{
	nonStandardData	NonStandardParameter,
	...
}

NonStandardParameter	::=SEQUENCE
{
	nonStandardIdentifier	NonStandardIdentifier,
	data		OCTET STRING
}

NonStandardIdentifier	::=CHOICE
{
	object		OBJECT IDENTIFIER,
	h221NonStandard	SEQUENCE
	{
		t35CountryCode	INTEGER (0..255),	-- country, per T.35 Annex A
		t35Extension	INTEGER (0..255),	
				-- assigned nationally unless t35CountryCode is binary
				-- 1111 1111, in which case it shall contain the country code
				-- according to T.35 Annex B
		manufacturerCode	INTEGER (0..65535)	-- assigned nationally
	}
}

-- ===================================================================================
-- Master-slave determination definitions
-- ===================================================================================

MasterSlaveDetermination	::=SEQUENCE
{
	terminalType	INTEGER (0..255),
	statusDeterminationNumber	INTEGER (0..16777215),
	...
}

MasterSlaveDeterminationAck	::=SEQUENCE
{
	decision	CHOICE
	{
		master	NULL,
		slave	NULL
	},
	...
}

MasterSlaveDeterminationReject	::=SEQUENCE
{
	cause		CHOICE
	{
		identicalNumbers	NULL,
		...
	},
	...
}

MasterSlaveDeterminationRelease	::=SEQUENCE
{
	...
}

 
-- ===================================================================================
-- Capability exchange definitions
-- ===================================================================================

TerminalCapabilitySet	::=SEQUENCE
{
	sequenceNumber	SequenceNumber,

	protocolIdentifier	OBJECT IDENTIFIER,
				-- shall be set to the value
				-- {itu-t (0) recommendation (0) h (8) 245 version (0) 7}
				

	multiplexCapability	MultiplexCapability OPTIONAL,

	capabilityTable	SET SIZE (1..256) OF CapabilityTableEntry OPTIONAL,

	capabilityDescriptors	SET SIZE (1..256) OF CapabilityDescriptor OPTIONAL,

	...
}

CapabilityTableEntry	::=SEQUENCE
{
	capabilityTableEntryNumber	CapabilityTableEntryNumber,
	capability	Capability OPTIONAL
}

CapabilityDescriptor	::=SEQUENCE
{
	capabilityDescriptorNumber	CapabilityDescriptorNumber,
	simultaneousCapabilities	SET SIZE (1..256) OF AlternativeCapabilitySet OPTIONAL
}

AlternativeCapabilitySet	::=SEQUENCE SIZE (1..256) OF CapabilityTableEntryNumber

CapabilityTableEntryNumber	::=INTEGER (1..65535)

CapabilityDescriptorNumber	::=INTEGER (0..255)

TerminalCapabilitySetAck	::=SEQUENCE
{
	sequenceNumber	SequenceNumber,
	...
}

TerminalCapabilitySetReject	::=SEQUENCE
{
	sequenceNumber	SequenceNumber,
	cause		CHOICE
	{
		unspecified	NULL,
		undefinedTableEntryUsed	NULL,
		descriptorCapacityExceeded	NULL,
		tableEntryCapacityExceeded	CHOICE
		{
			highestEntryNumberProcessed	CapabilityTableEntryNumber,
			noneProcessed	NULL
		},
		...
	},
	...
}

TerminalCapabilitySetRelease	::=SEQUENCE
{
	...
}

-- ===================================================================================
-- Capability exchange definitions: top level capability description
-- ===================================================================================

Capability		::=CHOICE
{
	nonStandard	NonStandardParameter,

	receiveVideoCapability	VideoCapability,
	transmitVideoCapability	VideoCapability,
	receiveAndTransmitVideoCapability	VideoCapability,

	receiveAudioCapability	AudioCapability,
	transmitAudioCapability	AudioCapability,
	receiveAndTransmitAudioCapability	AudioCapability,

	receiveDataApplicationCapability	DataApplicationCapability,
	transmitDataApplicationCapability	DataApplicationCapability,
	receiveAndTransmitDataApplicationCapability	DataApplicationCapability,

	h233EncryptionTransmitCapability	BOOLEAN,
	h233EncryptionReceiveCapability	SEQUENCE
	{
		h233IVResponseTime	INTEGER (0..255),	-- units milliseconds	
		...
	},
	...,
	conferenceCapability	ConferenceCapability,
	h235SecurityCapability	H235SecurityCapability,
	maxPendingReplacementFor	INTEGER (0..255),
	receiveUserInputCapability	UserInputCapability,
	transmitUserInputCapability	UserInputCapability,
	receiveAndTransmitUserInputCapability	UserInputCapability,

	genericControlCapability	GenericCapability,
	receiveMultiplexedStreamCapability	MultiplexedStreamCapability,
	transmitMultiplexedStreamCapability	MultiplexedStreamCapability,
	receiveAndTransmitMultiplexedStreamCapability	MultiplexedStreamCapability,
	receiveRTPAudioTelephonyEventCapability	AudioTelephonyEventCapability,
	receiveRTPAudioToneCapability	AudioToneCapability
}

H235SecurityCapability	::=SEQUENCE
{
	encryptionAuthenticationAndIntegrity	EncryptionAuthenticationAndIntegrity,

	mediaCapability	CapabilityTableEntryNumber,
		-- Note: the mediaCapability shall refer to Capability Table Entries that do contain a transmit,
		-- receive, or receiveAndTransmit AudioCapability, VideoCapability,
		-- DataApplicationCapability, or similar capability indicated by a NonStandardParameter only

	...
}

-- ===================================================================================
-- Capability exchange definitions: Multiplex capabilities
-- ===================================================================================

MultiplexCapability	::=CHOICE
{
	nonStandard	NonStandardParameter,
	h222Capability	H222Capability,
	h223Capability	H223Capability,
	v76Capability	V76Capability,
	...,
	h2250Capability	H2250Capability,

	genericMultiplexCapability	GenericCapability
	
}

H222Capability	::= SEQUENCE
{
	numberOfVCs	INTEGER (1..256),
	vcCapability	SET OF VCCapability,
	...
}

VCCapability	::=SEQUENCE
{
	aal1		SEQUENCE
	{
		nullClockRecovery	BOOLEAN,
		srtsClockRecovery	BOOLEAN,
		adaptiveClockRecovery	BOOLEAN,
		nullErrorCorrection	BOOLEAN,
		longInterleaver	BOOLEAN,
		shortInterleaver	BOOLEAN,
		errorCorrectionOnly	BOOLEAN,
		structuredDataTransfer	BOOLEAN,
		partiallyFilledCells	BOOLEAN,
		...
	} OPTIONAL,
	aal5		SEQUENCE
	{
		forwardMaximumSDUSize	INTEGER (0..65535),	-- units octets
		backwardMaximumSDUSize	INTEGER (0..65535),	-- units octets
		...
	} OPTIONAL,
	transportStream	BOOLEAN,
	programStream	BOOLEAN,
	availableBitRates	SEQUENCE
	{
		type	CHOICE
		{
			singleBitRate	INTEGER (1..65535),	-- units 64 kbit/s
			rangeOfBitRates	SEQUENCE
			{
				lowerBitRate	INTEGER (1..65535),	-- units 64 kbit/s
				higherBitRate	INTEGER (1..65535)	-- units 64 kbit/s
			}
		},
		...
	},
	...,
	aal1ViaGateway	SEQUENCE
	{
		gatewayAddress	SET SIZE(1..256) OF Q2931Address,
		nullClockRecovery	BOOLEAN,
		srtsClockRecovery	BOOLEAN,
		adaptiveClockRecovery	BOOLEAN,
		nullErrorCorrection	BOOLEAN,
		longInterleaver	BOOLEAN,
		shortInterleaver	BOOLEAN,
		errorCorrectionOnly	BOOLEAN,
		structuredDataTransfer	BOOLEAN,
		partiallyFilledCells	BOOLEAN,
		...
	} OPTIONAL
}

H223Capability	::=SEQUENCE
{
	transportWithI-frames	BOOLEAN,	-- I-frame transport of H.245

	videoWithAL1	BOOLEAN,
	videoWithAL2	BOOLEAN,
	videoWithAL3	BOOLEAN,
	audioWithAL1	BOOLEAN,
	audioWithAL2	BOOLEAN,
	audioWithAL3	BOOLEAN,
	dataWithAL1	BOOLEAN,
	dataWithAL2	BOOLEAN,
	dataWithAL3	BOOLEAN,

	maximumAl2SDUSize	INTEGER (0..65535),	-- units octets
	maximumAl3SDUSize	INTEGER (0..65535),	-- units octets

	maximumDelayJitter	INTEGER (0..1023),	-- units milliseconds

	h223MultiplexTableCapability	CHOICE
	{
		basic	NULL,
		enhanced	SEQUENCE
		{
			maximumNestingDepth	INTEGER (1..15),
			maximumElementListSize	INTEGER (2..255),
			maximumSubElementListSize	INTEGER (2..255),
			...
		}
	},
	...,
	maxMUXPDUSizeCapability	BOOLEAN,
	nsrpSupport	BOOLEAN,
	mobileOperationTransmitCapability	SEQUENCE
	{
		modeChangeCapability	BOOLEAN,
		h223AnnexA	BOOLEAN,
		h223AnnexADoubleFlag	BOOLEAN,
		h223AnnexB	BOOLEAN,
		h223AnnexBwithHeader	BOOLEAN,
		...
	} OPTIONAL,
	h223AnnexCCapability	H223AnnexCCapability OPTIONAL,

	bitRate		INTEGER (1..19200) OPTIONAL,-- units of 100 bit/s
	mobileMultilinkFrameCapability	SEQUENCE
	{
		maximumSampleSize	INTEGER (1..255), 	-- units octets
		maximumPayloadLength	INTEGER (1..65025), 	-- units octets
		...
	} OPTIONAL

}

H223AnnexCCapability	::= SEQUENCE
{
	videoWithAL1M	BOOLEAN,
	videoWithAL2M	BOOLEAN,
	videoWithAL3M	BOOLEAN,
	audioWithAL1M	BOOLEAN,
	audioWithAL2M	BOOLEAN,
	audioWithAL3M	BOOLEAN,
	dataWithAL1M	BOOLEAN,
	dataWithAL2M	BOOLEAN,
	dataWithAL3M	BOOLEAN,
 	alpduInterleaving	BOOLEAN,

	maximumAL1MPDUSize	INTEGER (0..65535),	-- units octets
	maximumAL2MSDUSize	INTEGER (0..65535),	-- units octets
	maximumAL3MSDUSize	INTEGER (0..65535),	-- units octets
	...,
	rsCodeCapability	BOOLEAN OPTIONAL
}

V76Capability	::=SEQUENCE