------------------------------------------------------------------------------
--
--    GPRS RECORDS
--
------------------------------------------------------------------------------

GPRSRecord::= CHOICE 
--
-- Record values 20, 22..27 are specific
-- Record values 76..77 are MBMS specific
-- Record values 78..79 are EPC specific 
{
    ePDGRecord[96] EPDGRecord 
}

EPDGRecord    ::= SET
{
    recordType                                        [0] RecordType,
    servedIMSI                                        [3] IMSI OPTIONAL,
    ePDGAddressUsed                              [4] GSNAddress,
    chargingID                                        [5] ChargingID,
    accessPointNameNI                         [7] AccessPointNameNI OPTIONAL,
    pdpPDNType                                        [8] PDPType OPTIONAL,
    servedPDPPDNAddress                     [9] PDPAddress OPTIONAL,
    dynamicAddressFlag                        [11] DynamicAddressFlag OPTIONAL,
    listOfTrafficVolumes                    [12] SEQUENCE OF ChangeOfCharCondition OPTIONAL,
    recordOpeningTime                         [13] TimeStamp,
    duration                                            [14] CallDuration,
    causeForRecClosing                        [15] CauseForRecClosing,
    recordSequenceNumber                    [17] INTEGER OPTIONAL,
    nodeID                                                [18] NodeID OPTIONAL,
    localSequenceNumber                     [20] LocalSequenceNumber OPTIONAL,
    apnSelectionMode                            [21] APNSelectionMode OPTIONAL,
    servedMSISDN                                    [22] MSISDN OPTIONAL,
    chargingCharacteristics             [23] ChargingCharacteristics,
    chChSelectionMode                         [24] ChChSelectionMode OPTIONAL,
    rATType                                             [30] RATType OPTIONAL,
    p-GWAddressUsed                             [36] GSNAddress OPTIONAL,
    p-GWPLMNIdentifier                        [37] PLMN-Id OPTIONAL,
    startTime                                         [38] TimeStamp OPTIONAL,
    stopTime                                            [39] TimeStamp OPTIONAL,
    pDNConnectionChargingID              [40] ChargingID OPTIONAL,
    servedPDPPDNAddressExt                [43] PDPAddress OPTIONAL,
    dynamicAddressFlagExt                  [47] DynamicAddressFlag OPTIONAL,
    ePDGiPv6AddressUsed                      [48] GSNAddress OPTIONAL,
    ueTunnelInfo                                    [103] UETunnelInfo OPTIONAL,
    macAddressOfAP                                [104] MACAddress OPTIONAL
}
	--
	-- Note: ueTunnelInfo & macAddressOfAP are available only in custom38 dictionary.
	--

AccessPointNameNI::= IA5String (SIZE(1..63))
	--
	-- Network Identifier part of APN in dot representation.
	-- For example, if the complete APN is 'apn1a.apn1b.apn1c.mnc022.mcc111.gprs'
	-- NI is 'apn1a.apn1b.apn1c' and is presented in this form in the CDR.

APNSelectionMode::= ENUMERATED
	--
	-- See Information Elements TS 29.060, TS 29.274    or TS 29.275 
	--
{
	    mSorNetworkProvidedSubscriptionVerified    (0),
	    mSProvidedSubscriptionNotVerified                (1),
	    networkProvidedSubscriptionNotVerified      (2)
}

CauseForRecClosing	::= INTEGER
	--
	-- In PGW-CDR and SGW-CDR the value servingNodeChange is used for partial record
	-- generation due to Serving Node Address list Overflow
	-- In SGSN servingNodeChange indicates the SGSN change
	--    
	-- sWGChange value is used in both the S-GW and ePDG for inter serving node change
	--    
	-- LCS related causes belong to the MAP error causes acc. TS 29.002 
	--
	-- cause codes 0 to 15 are defined 'CauseForTerm' (cause for termination)
	--
{
	    normalRelease                                    (0),
	    abnormalRelease                                (4),
	    cAMELInitCallRelease                     (5),
	    volumeLimit                                     (16),
	    timeLimit                                         (17),
	    servingNodeChange                         (18),
	    maxChangeCond                                 (19),
	    managementIntervention                (20),
	    intraSGSNIntersystemChange        (21),
	    rATChange                                         (22),
	    mSTimeZoneChange                            (23),
	    sGSNPLMNIDChange                            (24),
	    sGWChange                                          (25),
	    aPNAMBRChange                                  (26),
	    unauthorizedRequestingNetwork	(52),
	    unauthorizedLCSClient                  (53),
	    positionMethodFailure                  (54),
	    unknownOrUnreachableLCSClient	  (58),
	    listofDownstreamNodeChange        (59)
}

ChangeCondition	::= ENUMERATED
{
    	qoSChange                            (0),
    	tariffTime                         (1),
    	recordClosure                    (2),
    	cGI-SAICHange                    (6),    -- bearer modification. "CGI-SAI Change"
    	rAIChange                            (7),    -- bearer modification. "RAI Change"
    	dT-Establishment             (8),
    	dT-Removal                         (9),
    	eCGIChange                        (10),    -- bearer modification. "ECGI Change"
    	tAIChange                         (11),    -- bearer modification. "TAI Change"
    	userLocationChange        (12)    	-- bearer modification. "User Location Change"
    	userCSGInformationChange  (13)    	-- bearer modification. "User CGI info Change"
}

ChangeOfCharCondition	::= SEQUENCE
        --
        -- qosRequested and qosNegotiated are used in S-CDR only
        -- ePCQoSInformation used in SGW-CDR ,PGW-CDR, IPE-CDR and ePDG only
        -- userLocationInformation is used only in S-CDR, SGW-CDR and PGW-CDR
        -- chargingID used in PGW-CDR only when Charging per IP-CAN session is active
        --
{
        qosRequested                         [1] QoSInformation OPTIONAL,
        qosNegotiated                        [2] QoSInformation OPTIONAL,
        dataVolumeGPRSUplink         [3] DataVolumeGPRS OPTIONAL,
        dataVolumeGPRSDownlink     [4] DataVolumeGPRS OPTIONAL,
        changeCondition                    [5] ChangeCondition,
        changeTime                             [6] TimeStamp,
        userLocationInformation    [8] OCTET STRING OPTIONAL,
        ePCQoSInformation                [9] EPCQoSInformation OPTIONAL,
        chargingID                              [10] ChargingID OPTIONAL,
        presenceReportingAreaStatus  [11] PresenceReportingAreaStatus OPTIONAL,
        userCSGInformation                [12] UserCSGInformation OPTIONAL
}

CallDuration	::= INTEGER
	--	
	-- The call duration is counted in seconds.	
	-- For successful calls /sessions / PDP contexts, this is the chargeable duration.
	-- For call attempts this is the call holding time.	
	--

ChargingCharacteristics	::= OCTET STRING (SIZE(2))
 

ChargingID	::= INTEGER (0..4294967295)
	--	
	-- Generated in P-GW, part of IP CAN bearer	
	-- 0..4294967295 is equivalent to 0..2**32-1
	--

ChChSelectionMode    ::= ENUMERATED
{
    	servingNodeSupplied        (0),	-- For S-GW/P-GW
    	subscriptionSpecific     (1),	-- For SGSN only
    	aPNSpecific                        (2),	-- For SGSN only
    	homeDefault                        (3),	-- For SGSN, S-GW, P-GW, TDF and IP-Edge
    	roamingDefault                 (4),	-- For SGSN, S-GW, P-GW, TDF and IP-Edge	
    	visitingDefault                (5),	-- For SGSN, S-GW, P-GW, TDF and IP-Edge
    	fixedDefault                      (6)	-- For TDF and IP-Edge
}

DataVolumeGPRS	::= INTEGER
	--
	-- The volume of data transferred in octets.
	--

Diagnostics	::= CHOICE
{
    	gsm0408Cause                                                          [0]	INTEGER,
    	---- See TS 24.008
    	gsm0902MapErrorValue                                          [1]	INTEGER,
    	--
    	---- Note: The value to be stored here corresponds to the local values defined in the MAP-Errors 
    	---- and MAP-DialogueInformation modules, for full details see TS 29.002.
    	--
    	itu-tQ767Cause                                                      [2]	INTEGER,
    	---- See Q.767
    	networkSpecificCause                                          [3]	ManagementExtension,
    	---- To be defined by network operator
    	manufacturerSpecificCause                                [4]	ManagementExtension,
    	---- To be defined by manufacturer
    	positionMethodFailureCause                              [5]	PositionMethodFailure-Diagnostic,
    	---- see TS 29.002
    	unauthorizedLCSClientCause                              [6]	UnauthorizedLCSClient-Diagnostic,
    	---- see TS 29.002
    	diameterResultCodeAndExperimentalResult    [7]	INTEGER
    	---- See TS 29.338, TS 29.337
}

DynamicAddressFlag	::= BOOLEAN

EPCQoSInformation	::= SEQUENCE
{
     --
     -- See TS 29.212 for more information
     -- 
     qCI                                                [1] INTEGER,
     maxRequestedBandwithUL         [2] INTEGER OPTIONAL,
     maxRequestedBandwithDL         [3] INTEGER OPTIONAL,
     guaranteedBitrateUL                [4] INTEGER OPTIONAL,
     guaranteedBitrateDL                [5] INTEGER OPTIONAL,
     aRP                                                [6] INTEGER OPTIONAL,
      aPNAggregateMaxBitrateUL      [7] INTEGER OPTIONAL,
      aPNAggregateMaxBitrateDL      [8] INTEGER OPTIONAL
}

ETSIAddress::= AddressString
	--
	-- First octet for nature of address, and numbering plan indicator (3 for X.121)
	-- Other octets TBCD
	-- See TS 29.002
	--

GSNAddress::= IPAddress

IA5String::= OCTET STRING

MSNetworkCapability	::= OCTET STRING (SIZE(1..8))
	-- see TS 24.008

NetworkInitiatedPDPContext	::= BOOLEAN
	--
	-- Set to true if PDP context was initiated from network side
	--

NodeID	::= IA5String (SIZE(1..20))

PDPAddress	::= CHOICE
{
    	iPAddress         [0] IPAddress,
    	eTSIAddress     [1] ETSIAddress