VoIP-HI3-IMS.asn 2.97 KB
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VoIP-HI3-IMS {itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) threeGPP(4) hi3voip(12)  r14 (14) version-0 (0)}
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DEFINITIONS IMPLICIT TAGS ::=

BEGIN


IMPORTS

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LawfulInterceptionIdentifier,
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TimeStamp
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	FROM HI2Operations
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	{itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) hi2(1) version18(18)}-- from ETSI HI2Operations TS 101 671, version 3.12.1


National-HI3-ASN1parameters

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FROM Eps-HI3-PS {itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulintercept(2) threeGPP(4) hi3eps(9) r14 (14) version-0 (0)};
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-- Object Identifier Definitions

-- Security DomainId
lawfulInterceptDomainId OBJECT IDENTIFIER ::= {itu-t(0) identified-organization(4) etsi(0)
securityDomain(2) lawfulIntercept(2)}

-- Security Subdomains
threeGPPSUBDomainId OBJECT IDENTIFIER ::= {lawfulInterceptDomainId threeGPP(4)}
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hi3voipDomainId OBJECT IDENTIFIER  ::= {threeGPPSUBDomainId hi3voip(12)  r14 (14) version-0 (0)}
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Voip-CC-PDU	::= SEQUENCE
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{
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 	voipLIC-header		[1] VoipLIC-header,
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	payload				[2] OCTET STRING
}

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VoipLIC-header ::= SEQUENCE
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{
	hi3voipDomainId			[0]	OBJECT IDENTIFIER,  -- 3GPP VoIP HI3 Domain
	lIID					[2] LawfulInterceptionIdentifier OPTIONAL,
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	voipCorrelationNumber	[3]	VoipCorrelationNumber, -- Contain s the same contents as the
                              -- cc parameter contained within an IRI-to-CC-Correlation parameter
                              -- which is contained in the IMS-VoIP-Correlation parameter in the
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                              -- IRI [HI2]
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	timeStamp				[4]	TimeStamp OPTIONAL,
	sequence-number			[5]	INTEGER (0..65535),
	t-PDU-direction			[6] TPDU-direction,
	national-HI3-ASN1parameters		[7] National-HI3-ASN1parameters OPTIONAL,
	--  encoded per national requirements
	ice-type				[8] ICE-type OPTIONAL,
		-- The ICE-type indicates the applicable Intercepting Control Element in which
		-- the VoIP CC is intercepted.
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... ,
	payload-description		[9] Payload-description OPTIONAL
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		-- When this option is implemented, shall be used to provide the RTP payload description
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        -- as soon as it is available at DF3 (initial one or each time the DF3 is notified of a
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        -- change)
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}

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VoipCorrelationNumber ::= OCTET STRING
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TPDU-direction ::= ENUMERATED
{
	from-target 	(1),
	to-target 		(2),
	combined		(3), -- Indicates that combined CC (i.e., from/to-target)delivery is used.
	unknown			(4)
}				

ICE-type ::= ENUMERATED {
	ggsn			(1),
	pDN-GW          (2),
    aGW 			(3),
	trGW			(4),
	mGW				(5),
    other			(6),
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	unknown			(7),			
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	... ,
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	mRF				(8),
	lmISF			(9),
	sGW				(10)
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}				

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Payload-description ::= SEQUENCE
{
	copyOfSDPdescription		[1] OCTET STRING OPTIONAL,
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		-- Copy of the SDP. Format as per RFC 4566 [94].
		-- used for VoIP
	..., 
	mediaFormat					[2]	INTEGER (0..127) OPTIONAL,
        -- as defined in RFC 3551 [93]
        -- used with IP-based delivery for CS
	mediaAttributes				[3]	OCTET STRING OPTIONAL
		-- as defined in RFC 4566 [94]
        -- used with IP-based delivery for CS

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}
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END