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LTE-NB : Full Stack Protocol Sequence

 

Step

Direction

Message

Comments

1

UE <--- SS

MIB  

2

UE <--- SS

SIB1  

3

UE <--- SS

SIB2,3 and others  

4

UE ---> SS

PRACH (RACH Preamble)  

5

UE <--- SS

NPDCCH(DCI N1) Resource Decoding information for RAR message

6

UE <--- SS

RACH Response  

7

UE ---> SS

RRC Connection Request    

8

< UE >

UE MAC start mac-ContentionResolutionTimer

3GPP 36.321 5.1.5

CR Timer value is set in SIB2

9

UE <--- SS

Contention Resolution + RRC Connection Setup  

10

< UE >

UE MAC stop mac-ContentionResolutionTimer  

11

UE ---> SS

HARQ ACK (NPUSCH format2) HARQ ACK for CR Reception

12

UE <--- SS

UL Grant (DCI N0, NPDCCH) Grant for transmitting 'RRC Connection Setup Complete'

13

UE ---> SS

RRC Connection Setup Complete

+ Attach Requeset

+ PDN Conn Request

 

14

UE <--- SS

DCI N1(NPDCCH) Resource Decoding information for RLC ACK

15

UE <--- SS

RLC ACK  

16

UE <--- SS

DCI N1(NPDCCH) Resource Decoding information for Athentication Request

17

UE <--- SS

Authentication Request  

18

UE ---> SS

HARQ ACK (NPUSCH format2)  

19

UE <--- SS

UL Grant (DCI N0, NPDCCH) Grant to send RLC ACK

20

UE ---> SS

RLC ACK  

21

UE ---> SS

UL Grant (DCI N0, NPDCCH)  

22

UE ---> SS

Authentication Response  

23

UE <--- SS

DCI N1(NPDCCH) Resource Decoding information for RLC ACK

24

UE <--- SS

RLC ACK  

25

UE <--- SS

DCI N1(NPDCCH) Resource Decoding information for NAS Security Mode Command

26

UE <--- SS

NAS Security Mode Command  

27

UE ---> SS

HARQ ACK (NPUSCH format2)  

28

UE <--- SS

UL Grant (DCI N0, NPDCCH) Grant to send RLC ACK

29

UE ---> SS

RLC ACK  

30

UE <--- SS

UL Grant (DCI N0, NPDCCH) Grant to send NAS Security Mode Complete

31

UE ---> SS

NAS Security Mode  Complete    

32

UE <--- SS

DCI N1(NPDCCH) Resource Decoding information for RLC ACK

33

UE <--- SS

RLC ACK  

34

UE <--- SS

DCI N1(NPDCCH) Resource Decoding information for Attach Accept

35

UE <--- SS

RRC : dlInformationTransfer

+ Attach Accept

+ Activate Default EPS Bearer Context Request

 

36

UE ---> SS

HARQ ACK (NPUSCH format2)  

37

UE <--- SS

UL Grant (DCI N0, NPDCCH) Grant to send RLC ACK

38

UE ---> SS

RLC ACK  

39

UE ---> SS

RRC ulInformationTransfer

+ Attach Complete

+ Activate Default EPS Bearer Context Accept

 

40

UE <--- SS

RLC ACK  

 

 

(1) MIB

 

BCCH-BCH-Message-NB

    message

        systemFrameNumber-MSB-r13: 00 [bit length 4, 4 LSB pad bits, 0000 .... decimal value 0]

        hyperSFN-LSB-r13: 00 [bit length 2, 6 LSB pad bits, 00.. .... decimal value 0]

        schedulingInfoSIB1-r13: 4 NPDSCH repetitions - TBS 208 bits (0)

        systemInfoValueTag-r13: 0

        .... ...0 ab-Enabled-r13: False

        operationModeInfo-r13: standalone-r13 (3)

            standalone-r13

                spare: 00 [bit length 5, 3 LSB pad bits, 0000 0... decimal value 0]

        spare: 0000 [bit length 11, 5 LSB pad bits, 0000 0000  000. .... decimal value 0]

 

HEX : 00 00 C0 00 00  

 

 

(2) SIB1

 

systemInformationBlockType1-r13

    hyperSFN-MSB-r13: 00 [bit length 8, 0000 0000 decimal value 0]

    cellAccessRelatedInfo-r13

        plmn-IdentityList-r13: 1 item

            Item 0

                PLMN-IdentityInfo-NB-r13

                    plmn-Identity-r13

                        mcc: 3 items

                            Item 0

                                MCC-MNC-Digit: 0

                            Item 1

                                MCC-MNC-Digit: 0

                            Item 2

                                MCC-MNC-Digit: 1

                        mnc: 2 items

                            Item 0

                                MCC-MNC-Digit: 0

                            Item 1

                                MCC-MNC-Digit: 1

                    cellReservedForOperatorUse-r13: notReserved (1)

                    attachWithoutPDN-Connectivity-r13: true (0)

        trackingAreaCode-r13: 0001

        cellIdentity-r13: 00000010

        cellBarred-r13: notBarred (1)

        intraFreqReselection-r13: allowed (0)

    cellSelectionInfo-r13

        q-RxLevMin-r13: -140dBm (-70)

        q-QualMin-r13: -34dB

    p-Max-r13: -30dBm

    freqBandIndicator-r13: 2

    eutraControlRegionSize-r13: n2 (1)

    nrs-CRS-PowerOffset-r13: dB6 (12)

    schedulingInfoList-r13: 1 item

        Item 0

            SchedulingInfo-NB-r13

                si-Periodicity-r13: rf64 (0)

                si-RepetitionPattern-r13: every4thRF (1)

                sib-MappingInfo-r13: 1 item

                    Item 0

                        SIB-Type-NB-r13: sibType3-NB-r13 (0)

                si-TB-r13: b256 (3)

     si-WindowLength-r13: ms160 (0)

 

HEX : 63 00 01 80 08 06 00 02 00 00 00 30 00 00 05 C0 10 86 00  

 

 

(3) SIB2 and others

 

sib2-r13

    radioResourceConfigCommon-r13

        rach-ConfigCommon-r13

            preambleTransMax-CE-r13: n20 (7)

            powerRampingParameters-r13

                powerRampingStep: dB4 (2)

                preambleInitialReceivedTargetPower: dBm-92 (14)

            rach-InfoList-r13: 1 item

                Item 0

                    RACH-Info-NB-r13

                        ra-ResponseWindowSize-r13: pp10 (7)

                        mac-ContentionResolutionTimer-r13: pp8 (4)

        bcch-Config-r13

            modificationPeriodCoeff-r13: n16 (0)

        pcch-Config-r13

            defaultPagingCycle-r13: rf128 (0)

            nB-r13: fourT (0)

            npdcch-NumRepetitionPaging-r13: r1 (0)

        nprach-Config-r13

            nprach-CP-Length-r13: us66dot7 (0)

            nprach-ParametersList-r13: 1 item

                Item 0

                    NPRACH-Parameters-NB-r13

                        nprach-Periodicity-r13: ms640 (5)

                        nprach-StartTime-r13: ms8 (0)

                        nprach-SubcarrierOffset-r13: n12 (1)

                        nprach-NumSubcarriers-r13: n12 (0)

                        nprach-SubcarrierMSG3-RangeStart-r13: one (3)

                        maxNumPreambleAttemptCE-r13: n10 (6)

                        numRepetitionsPerPreambleAttempt-r13: n1 (0)

                        npdcch-NumRepetitions-RA-r13: r16 (4)

                        npdcch-StartSF-CSS-RA-r13: v4 (2)

                        npdcch-Offset-RA-r13: zero (0)

        npdsch-ConfigCommon-r13

            nrs-Power-r13: 1dBm

        npusch-ConfigCommon-r13

            ack-NACK-NumRepetitions-Msg4-r13: 1 item

                Item 0

                    ACK-NACK-NumRepetitions-NB-r13: r1 (0)

            dmrs-Config-r13

                threeTone-BaseSequence-r13: 0

                threeTone-CyclicShift-r13: 0

                sixTone-CyclicShift-r13: 0

            ul-ReferenceSignalsNPUSCH-r13

                .... 0... groupHoppingEnabled-r13: False

                groupAssignmentNPUSCH-r13: 0

        uplinkPowerControlCommon-r13

            p0-NominalNPUSCH-r13: -92dBm

            alpha-r13: al1 (7)

            deltaPreambleMsg3-r13: -2dB (-1)

    ue-TimersAndConstants-r13

        t300-r13: ms2500 (0)

        t301-r13: ms2500 (0)

        t310-r13: ms0 (0)

        n310-r13: n1 (0)

        t311-r13: ms1000 (0)

        n311-r13: n1 (0)

    freqInfo-r13

        additionalSpectrumEmission-r13: 1

    timeAlignmentTimerCommon-r13: infinity (7)

                               sib-TypeAndInfo-r13 item: sib3-r13 (1)

sib3-r13

    cellReselectionInfoCommon-r13

        q-Hyst-r13: dB0 (0)

    cellReselectionServingFreqInfo-r13

        s-NonIntraSearch-r13: 0dB (0)

    intraFreqCellReselectionInfo-r13

        q-RxLevMin-r13: -140dBm (-70)

        s-IntraSearchP-r13: 0dB (0)

        t-Reselection-r13: s6 (2)

 

HEX : 00 40 03 DC 78 00 01 41 3C 11 0F 50 40 00 08 B8 00 00 00 71 00 00 00 10

 

 

(7)  RRC Connection Request

 

rrcConnectionRequest-r13

    ue-Identity-r13: randomValue (1)

        randomValue: 59aa46959a

    establishmentCause-r13: mo-Signalling (1)

    multiToneSupport-r13: true (0)

    spare: 000000

 

HEX : 2A B3 54 8D 2B 34 40 00 00

 

 

(8) Contention Resolution + RRC Connection Setup

 

rrcConnectionSetup-r13

    radioResourceConfigDedicated-r13

        srb-ToAddModList-r13: 1 item

            Item 0

                SRB-ToAddMod-NB-r13

                    rlc-Config-r13: defaultValue (1)

                        defaultValue: NULL

                    logicalChannelConfig-r13: defaultValue (1)

                        defaultValue: NULL

        mac-MainConfig-r13: explicitValue-r13 (0)

            explicitValue-r13

                ul-SCH-Config-r13

                    periodicBSR-Timer-r13: pp8 (2)

                    retxBSR-Timer-r13: infinity (6)

                drx-Config-r13: release (0)

                    release: NULL

                timeAlignmentTimerDedicated-r13: infinity (7)

                logicalChannelSR-Config-r13: setup (1)

                    setup

                        logicalChannelSR-ProhibitTimer-r13: pp2048 (6)

        physicalConfigDedicated-r13

            npdcch-ConfigDedicated-r13

                npdcch-NumRepetitions-r13: r16 (4)

                npdcch-StartSF-USS-r13: v4 (2)

                npdcch-Offset-USS-r13: zero (0)

            npusch-ConfigDedicated-r13

                ack-NACK-NumRepetitions-r13: r8 (3)

                .... ..1. npusch-AllSymbols-r13: True

            uplinkPowerControlDedicated-r13

                p0-UE-NPUSCH-r13: 0dB

 

HEX :  30 13 3C F5 9F 8E 88 CF 00

 

 

(13) RRC Connection Setup Complete+ Attach Requeset+ PDN Conn Request

 

rrcConnectionSetupComplete-r13

    selectedPLMN-Identity-r13: 1

    registeredMME-r13

        mmegi: 8001 [bit length 16, 1000 0000  0000 0001 decimal value 32769]

        mmec: 01 [bit length 8, 0000 0001 decimal value 1]

    dedicatedInfoNAS-r13: 1730bb646f020741020bf600f1108001010000000107f070...

        Non-Access-Stratum (NAS)PDU

            0001 .... = Security header type: Integrity protected (1)

            .... 0111 = Protocol discriminator: EPS mobility management messages (0x7)

            Message authentication code: 0x30bb646f

            Sequence number: 2

            0000 .... = Security header type: Plain NAS message, not security protected (0)

            .... 0111 = Protocol discriminator: EPS mobility management messages (0x7)

            NAS EPS Mobility Management Message Type: Attach request (0x41)

            0... .... = Type of security context flag (TSC): Native security context (for KSIasme)

            .000 .... = NAS key set identifier:  (0)

            .... 0... = Spare bit(s): 0x00

            .... .010 = EPS attach type: Combined EPS/IMSI attach (2)

            EPS mobile identity

                Length: 11

                .... 0... = Odd/even indication: Even number of identity digits

                .... .110 = Type of identity: GUTI (6)

                Mobile Country Code (MCC): Unknown (1)

                Mobile Network Code (MNC): Unknown (01)

                MME Group ID: 32769

                MME Code: 1

                M-TMSI: 0x00000001

            UE network capability

                Length: 7

                1... .... = EEA0: Supported

                .1.. .... = 128-EEA1: Supported

                ..1. .... = 128-EEA2: Supported

                ...1 .... = 128-EEA3: Supported

                .... 0... = EEA4: Not supported

                .... .0.. = EEA5: Not supported

                .... ..0. = EEA6: Not supported

                .... ...0 = EEA7: Not supported

                0... .... = EIA0: Not supported

                .1.. .... = 128-EIA1: Supported

                ..1. .... = 128-EIA2: Supported

                ...1 .... = 128-EIA3: Supported

                .... 0... = EIA4: Not supported

                .... .0.. = EIA5: Not supported

                .... ..0. = EIA6: Not supported

                .... ...0 = EIA7: Not supported

                0... .... = UEA0: Not supported

                .0.. .... = UEA1: Not supported

                ..0. .... = UEA2: Not supported

                ...0 .... = UEA3: Not supported

                .... 0... = UEA4: Not supported

                .... .0.. = UEA5: Not supported

                .... ..0. = UEA6: Not supported

                .... ...0 = UEA7: Not supported

                0... .... = UCS2 support (UCS2): The UE has a preference for the default alphabet

                .0.. .... = UMTS integrity algorithm UIA1: Not supported

                ..0. .... = UMTS integrity algorithm UIA2: Not supported

                ...0 .... = UMTS integrity algorithm UIA3: Not supported

                .... 0... = UMTS integrity algorithm UIA4: Not supported

                .... .0.. = UMTS integrity algorithm UIA5: Not supported

                .... ..0. = UMTS integrity algorithm UIA6: Not supported

                .... ...0 = UMTS integrity algorithm UIA7: Not supported

                0... .... = ProSe direct discovery: Not supported

                .0.. .... = ProSe: Not supported

                ..0. .... = H.245 After SRVCC Handover: Not supported

                ...1 .... = Access class control for CSFB: Supported

                .... 0... = LTE Positioning Protocol: Not supported

                .... .0.. = Location services (LCS) notification mechanisms: Not supported

                .... ..0. = SRVCC from E-UTRAN to cdma2000 1xCS: Not supported

                .... ...0 = Notification procedure: Not supported

                1... .... = Extended protocol configuration options: Supported

                .0.. .... = Header compression for control plane CIoT EPS optimization:

                            Not supported

                ..0. .... = EMM-REGISTERED w/o PDN connectivity: Not supported

                ...0 .... = S1-U data transfer: Not supported

                .... 0... = User plane CIoT EPS optimization: Not supported

                .... .1.. = Control plane CIoT EPS optimization: Supported

                .... ..0. = ProSe UE-to-network relay: Not supported

                .... ...0 = ProSe direct communication: Not supported

                0000 000. = Spare bit(s): 0x00

                .... ...1 = Multiple DRB: Supported

            ESM message container

                Length: 48

                ESM message container contents: 021bd03127268080211001000010810...

                    0000 .... = EPS bearer identity: No EPS bearer identity assigned (0)

                    .... 0010 = Protocol discriminator: EPS session management messages (0x2)

                    Procedure transaction identity: 27

                    NAS EPS session management messages: PDN connectivity request (0xd0)

                    0011 .... = PDN type: IPv4v6 (3)

                    .... 0001 = Request type: Initial request (1)

                    Protocol Configuration Options

                        Element ID: 0x27

                        Length: 38

                        [Link direction: MS to network (0)]

                        1... .... = Extension: True

                        .... .000 = Configuration Protocol:

                                       PPP for use with IP PDP type or IP PDN type (0)

                        Protocol or Container ID: Internet Protocol Control Protocol (0x8021)

                            Length: 0x10 (16)

                            PPP IP Control Protocol

                                Code: Configuration Request (1)

                                Identifier: 0 (0x00)

                                Length: 16

                                Options: (12 bytes), Primary DNS Server IP Address,

                                                     Secondary DNS Server IP Address

                                    Primary DNS Server IP Address

                                        Type: Primary DNS Server IP Address (129)

                                        Length: 6

                                        Primary DNS Address: 0.0.0.0

                                    Secondary DNS Server IP Address

                                        Type: Secondary DNS Server IP Address (131)

                                        Length: 6

                                        Secondary DNS Address: 0.0.0.0

                        Protocol or Container ID: DNS Server IPv4 Address Request (0x000d)

                            Length: 0x00 (0)

                        Protocol or Container ID: DNS Server IPv6 Address Request (0x0003)

                            Length: 0x00 (0)

                        Protocol or Container ID: IP address allocation via NAS signalling(0x000a)

                            Length: 0x00 (0)

                        Protocol or Container ID: MS Support of Network Requested Bearer

                                                  Control indicator (0x0005)

                            Length: 0x00 (0)

                        Protocol or Container ID: IPv4 Link MTU Request (0x0010)

                            Length: 0x00 (0)

                        Protocol or Container ID: MS support of Local address

                                                  in TFT indicator (0x0011)

                            Length: 0x00 (0)

                    Extended protocol configuration options

                        Element ID: 0x7b

                        Length: 1

                        [Link direction: MS to network (0)]

                        0... .... = Extension: False

                        .... .001 = Configuration Protocol: PPP for use with IP PDP type or

                                     IP PDN type (1)

            Tracking area identity - Last visited registered TAI

                Element ID: 0x52

                Mobile Country Code (MCC): Unknown (1)

                Mobile Network Code (MNC): Unknown (01)

                Tracking area code(TAC): 1

            Location area identification - Old location area identification

                Element ID: 0x13

                Location Area Identification (LAI) - 001/01/1

                    Mobile Country Code (MCC): Unknown (1)

                    Mobile Network Code (MNC): Unknown (01)

                    Location Area Code (LAC): 0x0001 (1)

            Mobile station classmark 2

                Element ID: 0x11

                Length: 3

                0... .... = Spare: 0

                .10. .... = Revision Level: Used by mobile stations supporting R99 or

                                            later versions of the protocol (2)

                ...0 .... = ES IND: Controlled Early Classmark Sending option is not implemented

                            in the MS

                .... 1... = A5/1 algorithm supported: encryption algorithm A5/1 not available

                .... .111 = RF Power Capability: RF Power capability is irrelevant

                            in this information element (7)

                0... .... = Spare: 0

                .0.. .... = PS capability (pseudo-synchronization capability):

                            PS capability not present

                ..01 .... = SS Screening Indicator: Capability of handling of ellipsis notation

                            and phase 2 error handling  (1)

                .... 1... = SM capability (MT SMS pt to pt capability): Mobile station supports

                            mobile terminated point to point SMS

                .... .0.. = VBS notification reception: no VBS capability or

                            no notifications wanted

                .... ..0. = VGCS notification reception: no VGCS capability or

                            no notifications wanted

                .... ...0 = FC Frequency Capability: The MS does not support the E-GSM or

                            R-GSM band

                1... .... = CM3: The MS supports options that are indicated in classmark 3 IE

                .0.. .... = Spare: 0

                ..1. .... = LCS VA capability (LCS value added location request

                            notification capability): LCS value added location request

                            notification capability supported

                ...0 .... = UCS2 treatment: the ME has a preference for the default alphabet

                .... 0... = SoLSA: The ME does not support SoLSA

                .... .1.. = CMSP: CM Service Prompt: Network initiated MO CM connection request

                            supported for at least one CM protocol

                .... ..1. = A5/3 algorithm supported: encryption algorithm A5/3 available

                .... ...0 = A5/2 algorithm supported: encryption algorithm A5/2 not available

            Additional update type

                1111 .... = Element ID: 0xf-

                .... 01.. = Preferred CIoT network behaviour:

                            Control-plane CIoT EPS optimization (1)

                .... ..0. = SAF: Keeping the NAS signalling connection is not required after

                            the completion of the tracking area updating procedure

                .... ...0 = AUTV: No additional information (shall be interpreted as request for

                            combined attach or combined tracking area updating)

            GUTI type - Old GUTI type

                1110 .... = Element ID: 0xe-

                .... 000. = Spare bit(s): 0x00

                .... ...0 = GUTI type: Native GUTI

            MS network feature support

                1100 .... = Element ID: 0xc-

                .... 000. = Spare bit(s): 0

                .... ...1 = Extended periodic timers: MS supports the extended periodic timer

                            in this domain

            Network Resource Identifier Container - TMSI based NRI container

                Element ID: 0x10

                Length: 2

                0000 0000 00.. .... = NRI container value: 0x000

                ..00 0000 = Spare bit(s): 0

            Extended DRX Parameters

                Element ID: 0x6e

                Length: 1

                0100 .... = Paging Time Window: Iu: 4 s / WB-S1: 6.4 s / NB-S1: 12.8 s (0x4)

                .... 1101 = eDRX value: GERAN: 1.88 s / UTRAN: 10.24 s / E-UTRAN: 2621.44 s (0xd)

 

HEX : 10 40 20 00 40 5A 85 CC 2E D9 1B C0 81 D0 40 82 FD 80 3C 44 20 00 40 40 00 00 00 41 FC 1C 00 00 04 21 00 40 0C 00 86 F4 0C 49 C9 A0 20 08 44 00 40 00 04 20 41 80 00 00 00 20 C1 80 00 00 00 00 03 40 00 00 C0 00 02 80 00 01 40 00 04 00 00 04 40 1E C0 00 40 54 80 3C 44 00 00 44 C0 3C 44 00 00 44 40 D3 C6 29 BD 38 30 44 00 80 00 1B 80 53 40

 

 

(17) Authentication Request

 

dlInformationTransfer-r13

    dedicatedInfoNAS-r13: 0752000123456789abcdef0123456789abcdef1054cdfeab...

        Non-Access-Stratum (NAS)PDU

            0000 .... = Security header type: Plain NAS message, not security protected (0)

            .... 0111 = Protocol discriminator: EPS mobility management messages (0x7)

            NAS EPS Mobility Management Message Type: Authentication request (0x52)

            0000 .... = Spare half octet: 0

            .... 0... = Type of security context flag (TSC): Native security context (for KSIasme)

            .... .000 = NAS key set identifier:  (0) ASME

            Authentication Parameter RAND - EPS challenge

                RAND value: 0123456789abcdef0123456789abcdef

            Authentication Parameter AUTN (UMTS and EPS authentication challenge) - EPS challenge

                Length: 16

                AUTN value: 54cdfeab9889800001326754cdfe2b98

                    SQN xor AK: 54cdfeab9889

                    AMF: 8000

                    MAC: 01326754cdfe2b98

 

HEX : 00 09 01 D4 80 00 48 D1 59 E2 6A F3 7B C0 48 D1 59 E2 6A F3 7B C4 15 33 7F AA E6 22 60 00 00 4C 99 D5 33 7F 8A E6 00

 

 

(22) Authentication Response

 

ulInformationTransfer-r13

    dedicatedInfoNAS-r13: 17f9cb55fe0307531001326754cdfeab9889baefdc457623...

        Non-Access-Stratum (NAS)PDU

            0001 .... = Security header type: Integrity protected (1)

            .... 0111 = Protocol discriminator: EPS mobility management messages (0x7)

            Message authentication code: 0xf9cb55fe

            Sequence number: 3

            0000 .... = Security header type: Plain NAS message, not security protected (0)

            .... 0111 = Protocol discriminator: EPS mobility management messages (0x7)

            NAS EPS Mobility Management Message Type: Authentication response (0x53)

            Authentication response parameter

                Length: 16

                RES: 01326754cdfeab9889baefdc45762310

 

HEX : 30 19 17 F9 CB 55 FE 03 07 53 10 01 32 67 54 CD FE AB 98 89 BA EF DC 45 76 23 10

 

 

(26) NAS Security Mode Command

 

dlInformationTransfer-r13

    dedicatedInfoNAS-r13: 37205a892300075d010002f070c1

        Non-Access-Stratum (NAS)PDU

            0011 .... = Security header type: Integrity protected with new EPS security context (3)

            .... 0111 = Protocol discriminator: EPS mobility management messages (0x7)

            Message authentication code: 0x205a8923

            Sequence number: 0

            0000 .... = Security header type: Plain NAS message, not security protected (0)

            .... 0111 = Protocol discriminator: EPS mobility management messages (0x7)

            NAS EPS Mobility Management Message Type: Security mode command (0x5d)

            NAS security algorithms - Selected NAS security algorithms

                0... .... = Spare bit(s): 0x00

                .000 .... = Type of ciphering algorithm: EPS encryption algorithm EEA0

                            (null ciphering algorithm) (0)

                .... 0... = Spare bit(s): 0x00

                .... .001 = Type of integrity protection algorithm:

                            EPS integrity algorithm 128-EIA1 (1)

            0000 .... = Spare half octet: 0

            .... 0... = Type of security context flag (TSC): Native security context (for KSIasme)

            .... .000 = NAS key set identifier:  (0) ASME

            UE security capability - Replayed UE security capabilities

                Length: 2

                1... .... = EEA0: Supported

                .1.. .... = 128-EEA1: Supported

                ..1. .... = 128-EEA2: Supported

                ...1 .... = 128-EEA3: Supported

                .... 0... = EEA4: Not supported

                .... .0.. = EEA5: Not supported

                .... ..0. = EEA6: Not supported

                .... ...0 = EEA7: Not supported

                0... .... = EIA0: Not supported

                .1.. .... = 128-EIA1: Supported

                ..1. .... = 128-EIA2: Supported

                ...1 .... = 128-EIA3: Supported

                .... 0... = EIA4: Not supported

                .... .0.. = EIA5: Not supported

                .... ..0. = EIA6: Not supported

                .... ...0 = EIA7: Not supported

            IMEISV request

                1100 .... = Element ID: 0xc-

                .... 0... = Spare bit(s): 0x00

                .... .001 = IMEISV request: IMEISV requested (1)

 

HEX : 00 03 8D C8 16 A2 48 C0 01 D7 40 40 00 BC 1C 30 40

 

 

(31) NAS Security Mode  Complete   

 

ulInformationTransfer-r13

    dedicatedInfoNAS-r13: 47f678b4ff00075e23090310200790999909f0

        Non-Access-Stratum (NAS)PDU

            0100 .... = Security header type: Integrity protected and ciphered with

                        new EPS security context (4)

            .... 0111 = Protocol discriminator: EPS mobility management messages (0x7)

            Message authentication code: 0xf678b4ff

            Sequence number: 0

            0000 .... = Security header type: Plain NAS message, not security protected (0)

            .... 0111 = Protocol discriminator: EPS mobility management messages (0x7)

            NAS EPS Mobility Management Message Type: Security mode complete (0x5e)

            Mobile identity - IMEISV - IMEISV (0010270099999900)

                Element ID: 0x23

                Length: 9

                0000 .... = Identity Digit 1: 0

                .... 0... = Odd/even indication: Even number of identity digits

                .... .011 = Mobile Identity Type: IMEISV (3)

                BCD Digits: 0010270099999900

                1111 .... = Filler: 0xf

 

HEX : 30 13 47 F6 78 B4 FF 00 07 5E 23 09 03 10 20 07 90 99 99 09 F0

 

 

(35) Attach Accept + Activate Default EPS Bearer Context Request

 

dlInformationTransfer-r13

    dedicatedInfoNAS-r13: 27fb54f05e02074202e0060000f1100001003d5201c10109...

        Non-Access-Stratum (NAS)PDU

            0010 .... = Security header type: Integrity protected and ciphered (2)

            .... 0111 = Protocol discriminator: EPS mobility management messages (0x7)

            Message authentication code: 0xfb54f05e

            Sequence number: 2

            0000 .... = Security header type: Plain NAS message, not security protected (0)

            .... 0111 = Protocol discriminator: EPS mobility management messages (0x7)

            NAS EPS Mobility Management Message Type: Attach accept (0x42)

            0000 .... = Spare half octet: 0

            .... 0... = Spare bit(s): 0x00

            .... .010 = Attach result: Combined EPS/IMSI attach (2)

            GPRS Timer - T3412 value

                GPRS Timer: timer is deactivated

                    111. .... = Unit: value indicates that the timer is deactivated (7)

                    ...0 0000 = Timer value: 0

            Tracking area identity list - TAI list

                Length: 6

                0... .... = Spare bit(s): 0x00

                .00. .... = Type of list: list of TACs belonging to one PLMN,

                            with non-consecutive TAC values (0)

                ...0 0000 = Number of elements: 0 [+1 = 1 element(s)]

                Mobile Country Code (MCC): Unknown (1)

                Mobile Network Code (MNC): Unknown (01)

                Tracking area code(TAC): 1

            ESM message container

                Length: 61

                ESM message container contents: 5201c10109100377777707616e72...

                    0101 .... = EPS bearer identity: EPS bearer identity value 5 (5)

                    .... 0010 = Protocol discriminator: EPS session management messages (0x2)

                    Procedure transaction identity: 1

                    NAS EPS session management messages:

                        Activate default EPS bearer context request (0xc1)

                    EPS quality of service

                        Length: 1

                        Quality of Service Class Identifier (QCI): QCI 9 (9)

                    Access Point Name

                        Length: 22

                        APN: www.sharetechnote.com

                    PDN address

                        Length: 13

                        0000 0... = Spare bit(s): 0x00

                        PDN type: IPv4v6 (3)

                        PDN IPv6 if id: 0000000000000001

                        PDN IPv4: 192.168.20.11

                    Linked TI - Transaction identifier

                        Element ID: 0x5d

                        Length: 1

                        1... .... = TI Flag:The message is sent to the side that originates the TI

                        TI value: 0x00 (0)

                    Quality Of Service - Negotiated QoS

                        Element ID: 0x30

                        Length: 14

                        00.. .... = Spare bit(s): 0

                        ..10 0... = Quality of Service Delay class: Delay class 4(best effort)(4)

                        .... .011 = Reliability class: Unacknowledged GTP/LLC, Ack RLC,

                                    Protected data (3)

                        1001 .... = Peak throughput: Up to 256 000 octet/s (9)

                        .... 0... = Spare bit(s): 0

                        .... .010 = Precedence class: Normal priority (2)

                        000. .... = Spare bit(s): 0

                        ...0 1010 = Mean throughput: 100 000 octet/h (10)

                        100. .... = Traffic class: Background class (4)

                        ...1 0... = Delivery order: Without delivery order ('no') (2)

                        .... .011 = Delivery of erroneous SDUs:

                                    Erroneous SDUs are not delivered('No') (3)

                        Maximum SDU size: 1500 octets (150)

                        Maximum bitrate for uplink: 64 kbps (64)

                        Maximum bitrate for downlink: 384 kbps (104)

                        0111 .... = Residual Bit Error Rate (BER): 1*10-5 (7)

                        .... 0100 = SDU error ratio: 1*10-4 (4)

                        0000 00.. = Transfer delay: Subscribed transfer delay/reserved (0)

                        .... ..00 = Traffic handling priority:

                                    Subscribed traffic handling priority/Reserved (0)

                        Guaranteed bitrate for uplink: 64 kbps (64)

                        Guaranteed bitrate for downlink: 568 kbps (127)

                        000. .... = Spare bit(s): 0

                        ...0 .... = Signalling indication: Not optimised for signalling traffic

                        .... 0000 = Source statistics description: unknown (0)

                        Maximum bitrate for downlink (extended): Use the value indicated

                                    by the Maximum bit rate for downlink (0)

                        Guaranteed bitrate for downlink (extended): Use the value indicated

                                    by the Guaranteed bit rate for downlink (0)

                    LLC Service Access Point Identifier - Negotiated LLC SAPI

                        Element ID: 0x32

                        0000 .... = Spare bit(s): 0

                        .... 0011 = LLC SAPI: SAPI 3 (3)

                    Radio Priority

                        1000 .... = Element ID: 0x8-

                        .... .001 = Radio Priority (PDP or SMS): priority level 1 (highest) (1)

                    Protocol Configuration Options

                        Element ID: 0x27

                        Length: 1

                        [Link direction: Network to MS (1)]

                        1... .... = Extension: True

                        .... .000 = Configuration Protocol: PPP for use with IP PDP type

                                                            or IP PDN type (0)

            EPS mobile identity - GUTI

                Element ID: 0x50

                Length: 11

                .... 0... = Odd/even indication: Even number of identity digits

                .... .110 = Type of identity: GUTI (6)

                Mobile Country Code (MCC): Unknown (1)

                Mobile Network Code (MNC): Unknown (01)

                MME Group ID: 32769

                MME Code: 1

                M-TMSI: 0x00000001

            Location area identification

                Element ID: 0x13

                Location Area Identification (LAI) - 001/01/1

                    Mobile Country Code (MCC): Unknown (1)

                    Mobile Network Code (MNC): Unknown (01)

                    Location Area Code (LAC): 0x0001 (1)

            Mobile identity - MS identity - TMSI/P-TMSI (0x0000)

                Element ID: 0x23

                Length: 5

                1111 .... = Unused: 0xf

                .... 0... = Odd/even indication: Even number of identity digits

                .... .100 = Mobile Identity Type: TMSI/P-TMSI/M-TMSI (4)

                TMSI/P-TMSI: 0x00000000

            EPS network feature support

                Element ID: 0x64

                Length: 2

                1... .... = Control plane CIoT EPS optimization: Supported

                .1.. .... = EMM-REGISTERED w/o PDN connectivity: Supported

                ..0. .... = Support of EXTENDED SERVICE REQUEST for packet services: Not supported

                ...0 0... = CS-LCS: no information about support of location services

                            via CS domain is available (0)

                .... .0.. = Location services via EPC: Not supported

                .... ..0. = Emergency bearer services in S1 mode: Not supported

                .... ...0 = IMS voice over PS session in S1 mode: Not supported

                0000 .... = Spare bit(s): 0x00

                .... 0... = Extended protocol configuration options IE: Not supported

                .... .0.. = Header compression for control plane CIoT EPS optimization:

                            Not supported

                .... ..1. = S1-u data transfer: Supported

                .... ...0 = User plane CIoT EPS optimization: Not supported

 

HEX : 00 1B 89 FE D5 3C 17 80 81 D0 80 B8 01 80 00 3C 44 00 00 40 0F 54 80 70 40 42 44 00 DD DD DD C1 D8 5B 9C 9A 5D 1C DD 40 D8 DB DB 43 40 C0 00 00 00 00 00 00 00 70 2A 05 02 D7 40 60 0C 03 88 E4 82 A4 E5 90 1A 1D 00 10 1F C0 00 00 0C 80 E0 49 C0 60 14 02 FD 80 3C 44 20 00 40 40 00 00 00 44 C0 3C 44 00 00 48 C1 7D 00 00 00 00 19 00 B0 00 80

 

 

Reference :

 

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