Commit 526056fe authored by Mark Canterbury's avatar Mark Canterbury
Browse files

TS 102 232-5 v3.3.1 (2014-07-25) agreed at LI#36 (Bad Homburg, 2014-06-24)

parent 49fba19f
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+154 −144
Original line number Diff line number Diff line
IPMultimediaPDU 

{itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) li-ps(5) iPMultimedia(5) version6(6)}
{itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) li-ps(5) iPMultimedia(5) version7(7)}



DEFINITIONS IMPLICIT TAGS ::=

BEGIN

@@ -8,14 +8,21 @@ IMPORTS
	-- from TS 101 671 [1]

	IPAddress

		FROM HI2Operations 

		{itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) hi2(1) version16(16)};
		{itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) hi2(1) version16(16)}

		

	-- from TS 102 232-1 [2]

	Location

		FROM LI-PS-PDU

		{itu-u(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) li-ps(5) genHeader(1) version19(19)};







-- ============================

-- Object Identifier Definition

-- ============================



iPMMIRIObjId RELATIVE-OID			::= {li-ps(5) iPMultimedia(5) version6(6) iRI(1)}
iPMMCCObjId RELATIVE-OID			::= {li-ps(5) iPMultimedia(5) version6(6) cC(2)}
iPMMIRIObjId RELATIVE-OID			::= {li-ps(5) iPMultimedia(5) version7(7) iRI(1)}

iPMMCCObjId RELATIVE-OID			::= {li-ps(5) iPMultimedia(5) version7(7) cC(2)}

	-- both definitions relative to: 

	-- {itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2)}



@@ -84,7 +91,10 @@ IPMMIRI ::= SEQUENCE
{

	iPMMIRIObjId				[0] RELATIVE-OID,

	iPMMIRIContents				[1] IPIRIContents,

	...
	...,

	targetLocation				[2] Location OPTIONAL

		-- This common parameter is defined in TS 102 232-1 [2], the use of this parameter is described in clause 5.2.3



}



IPIRIContents ::= CHOICE

+0 −144
Original line number Diff line number Diff line
IPMultimediaPDU 
{itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) li-ps(5) iPMultimedia(5) version6(6)}

DEFINITIONS IMPLICIT TAGS ::=
BEGIN

IMPORTS
	-- from TS 101 671 [1]
	IPAddress
		FROM HI2Operations 
		{itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) hi2(1) version16(16)};

-- ============================
-- Object Identifier Definition
-- ============================

iPMMIRIObjId RELATIVE-OID			::= {li-ps(5) iPMultimedia(5) version6(6) iRI(1)}
iPMMCCObjId RELATIVE-OID			::= {li-ps(5) iPMultimedia(5) version6(6) cC(2)}
	-- both definitions relative to: 
	-- {itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2)}

-- =====================================
-- IP Multimedia Communications Contents
-- =====================================

IPMMCC ::= SEQUENCE
{
	iPMMCCObjId					[0] RELATIVE-OID,
	mMCCContents				[1] OCTET STRING,
		-- Copy of the multimediastream, i.e. all related RTP/RTCP, UDPTL or MSRP packets
		-- Each IPMMCC shall contain one intercepted packet
		-- Protocol of the multimedia packets is indicated by means of mMCCprotocol parameter
		-- mMCCContents was called rTPCCContents in earlier versions until v2.3.2.
	...,
	frameType					[2] FrameType OPTIONAL,
		-- The availability of header information shall be signalled with the frameType parameter
		-- The module is defined as OPTIONAL because of backwards compatibility reasons
		-- For new implementations the module is MANDATORY to be used as defined in clause 5.5
	streamIdentifier			[3] OCTET STRING OPTIONAL,
		-- Used to identify the media stream within the current CIN, typically in case of 
		-- multiple media streams communications
		-- May be used to correlate each media stream with the relevant SDP media description of IRI
		-- May contain c= and m= lines extracts for instance
	mMCCprotocol				[4] MMCCprotocol OPTIONAL
		-- Used to identify the protocol of packets sent in MMCCContent (RTP, UDPTL, MSRP, etc.)
		-- Absence means mMCCContents contains RTP/RTCP packets
}

FrameType ::= ENUMERATED
{
	ipFrame(0),
		-- All headers are present
	udpFrame(1),
		-- IP header is missing
	rtpFrame(2),
		-- UDP and IP headers are missing
	audioFrame(3),
		-- All headers are missing
	...,
	tcpFrame(4),
		-- IP header is missing
	artificialRtpFrame(5),
		-- UDP and IP headers are missing, artificial RTP frame has been added
	udptlFrame(6)
		-- UDP and IP headers are missing
}

MMCCprotocol ::= ENUMERATED
{
	rTP(0),
		-- mMCCContents parameter contains RTP/RTCP packets
	mSRP(1),
		-- mMCCContents parameter contains MSRP packets
	...,
	uDPTL(2)
		-- mMCCContents parameter contains UDPTL packets
}

-- ========================================================
-- Intercept-related information for IP Multimedia sessions
-- ========================================================

IPMMIRI ::= SEQUENCE
{
	iPMMIRIObjId				[0] RELATIVE-OID,
	iPMMIRIContents				[1] IPIRIContents,
	...
}

IPIRIContents ::= CHOICE
{
	originalIPMMMessage			[0] OCTET STRING,
		-- Copy of the IP MM signalling packet including the original IP and UDP/TCP headers
	sIPMessage					[1] SIPMessage,
		-- Copy of the SIP content and the source and destination IP address
	h323Message					[2] H323Message,
		-- Copy of the H.323 content and the source and destination IP address
	...,
	nationalIPMMIRIParameters	[3] NationalIPMMIRIParameters
		-- This parameter is used according to national regulations
		-- This parameter shall be delivered as an IRI-Report-record
}

SIPMessage ::= SEQUENCE
{
	iPSourceAddress				[0] IPAddress,
	iPDestinationAddress		[1] IPAddress,
	sIPContent					[2] OCTET STRING,
	...
}

H323Message ::= SEQUENCE
{
	iPSourceAddress				[0] IPAddress,
	iPDestinationAddress		[1] IPAddress,
	h323Content					[2] H323MessageContent,
	...
}

H323MessageContent ::= CHOICE
{
	h225CSMessageContent		[0] OCTET STRING,
	h225RASMessageContent		[1] OCTET STRING,
	h245MessageContent			[2] OCTET STRING,
	genericMessageContent		[3] OCTET STRING,
	...
}

NationalIPMMIRIParameters ::= SEQUENCE
{
	countryCode					[1] PrintableString (SIZE (2)),
		-- Country Code according to ISO 3166-1 [16],
		-- the country to which the parameters inserted after the extension marker apply.
	...
	-- In case a given country wants to use additional national parameters according to its law,
	-- these national parameters should be defined using the ASN.1 syntax and added after the
	-- extension marker (...).
	-- It is recommended that "version parameter" and "vendor identification parameter" are
	-- included in the national parameters definition. Vendor identifications can be
	-- retrieved from the IANA web site (see Annex E Bibliography). Besides, it is recommended 
	-- to avoid using tags from 240 to 255 in a formal type definition.
}

END -- end of IP Multimedia PDU
+154 −0
Original line number Diff line number Diff line
IPMultimediaPDU 

{itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) li-ps(5) iPMultimedia(5) version7(7)}



DEFINITIONS IMPLICIT TAGS ::=

BEGIN



IMPORTS

	-- from TS 101 671 [1]

	IPAddress

		FROM HI2Operations 

		{itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) hi2(1) version16(16)}

		

	-- from TS 102 232-1 [2]

	Location

		FROM LI-PS-PDU

		{itu-u(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2) li-ps(5) genHeader(1) version19(19)};







-- ============================

-- Object Identifier Definition

-- ============================



iPMMIRIObjId RELATIVE-OID			::= {li-ps(5) iPMultimedia(5) version7(7) iRI(1)}

iPMMCCObjId RELATIVE-OID			::= {li-ps(5) iPMultimedia(5) version7(7) cC(2)}

	-- both definitions relative to: 

	-- {itu-t(0) identified-organization(4) etsi(0) securityDomain(2) lawfulIntercept(2)}



-- =====================================

-- IP Multimedia Communications Contents

-- =====================================



IPMMCC ::= SEQUENCE

{

	iPMMCCObjId					[0] RELATIVE-OID,

	mMCCContents				[1] OCTET STRING,

		-- Copy of the multimediastream, i.e. all related RTP/RTCP, UDPTL or MSRP packets

		-- Each IPMMCC shall contain one intercepted packet

		-- Protocol of the multimedia packets is indicated by means of mMCCprotocol parameter

		-- mMCCContents was called rTPCCContents in earlier versions until v2.3.2.

	...,

	frameType					[2] FrameType OPTIONAL,

		-- The availability of header information shall be signalled with the frameType parameter

		-- The module is defined as OPTIONAL because of backwards compatibility reasons

		-- For new implementations the module is MANDATORY to be used as defined in clause 5.5

	streamIdentifier			[3] OCTET STRING OPTIONAL,

		-- Used to identify the media stream within the current CIN, typically in case of 

		-- multiple media streams communications

		-- May be used to correlate each media stream with the relevant SDP media description of IRI

		-- May contain c= and m= lines extracts for instance

	mMCCprotocol				[4] MMCCprotocol OPTIONAL

		-- Used to identify the protocol of packets sent in MMCCContent (RTP, UDPTL, MSRP, etc.)

		-- Absence means mMCCContents contains RTP/RTCP packets

}



FrameType ::= ENUMERATED

{

	ipFrame(0),

		-- All headers are present

	udpFrame(1),

		-- IP header is missing

	rtpFrame(2),

		-- UDP and IP headers are missing

	audioFrame(3),

		-- All headers are missing

	...,

	tcpFrame(4),

		-- IP header is missing

	artificialRtpFrame(5),

		-- UDP and IP headers are missing, artificial RTP frame has been added

	udptlFrame(6)

		-- UDP and IP headers are missing

}



MMCCprotocol ::= ENUMERATED

{

	rTP(0),

		-- mMCCContents parameter contains RTP/RTCP packets

	mSRP(1),

		-- mMCCContents parameter contains MSRP packets

	...,

	uDPTL(2)

		-- mMCCContents parameter contains UDPTL packets

}



-- ========================================================

-- Intercept-related information for IP Multimedia sessions

-- ========================================================



IPMMIRI ::= SEQUENCE

{

	iPMMIRIObjId				[0] RELATIVE-OID,

	iPMMIRIContents				[1] IPIRIContents,

	...,

	targetLocation				[2] Location OPTIONAL

		-- This common parameter is defined in TS 102 232-1 [2], the use of this parameter is described in clause 5.2.3



}



IPIRIContents ::= CHOICE

{

	originalIPMMMessage			[0] OCTET STRING,

		-- Copy of the IP MM signalling packet including the original IP and UDP/TCP headers

	sIPMessage					[1] SIPMessage,

		-- Copy of the SIP content and the source and destination IP address

	h323Message					[2] H323Message,

		-- Copy of the H.323 content and the source and destination IP address

	...,

	nationalIPMMIRIParameters	[3] NationalIPMMIRIParameters

		-- This parameter is used according to national regulations

		-- This parameter shall be delivered as an IRI-Report-record

}



SIPMessage ::= SEQUENCE

{

	iPSourceAddress				[0] IPAddress,

	iPDestinationAddress		[1] IPAddress,

	sIPContent					[2] OCTET STRING,

	...

}



H323Message ::= SEQUENCE

{

	iPSourceAddress				[0] IPAddress,

	iPDestinationAddress		[1] IPAddress,

	h323Content					[2] H323MessageContent,

	...

}



H323MessageContent ::= CHOICE

{

	h225CSMessageContent		[0] OCTET STRING,

	h225RASMessageContent		[1] OCTET STRING,

	h245MessageContent			[2] OCTET STRING,

	genericMessageContent		[3] OCTET STRING,

	...

}



NationalIPMMIRIParameters ::= SEQUENCE

{

	countryCode					[1] PrintableString (SIZE (2)),

		-- Country Code according to ISO 3166-1 [16],

		-- the country to which the parameters inserted after the extension marker apply.

	...

	-- In case a given country wants to use additional national parameters according to its law,

	-- these national parameters should be defined using the ASN.1 syntax and added after the

	-- extension marker (...).

	-- It is recommended that "version parameter" and "vendor identification parameter" are

	-- included in the national parameters definition. Vendor identifications can be

	-- retrieved from the IANA web site (see Annex E Bibliography). Besides, it is recommended 

	-- to avoid using tags from 240 to 255 in a formal type definition.

}



END -- end of IP Multimedia PDU