W(Level1) UMTS UTRAN Interfaces 20040730 a 1[1].0

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Transcript of W(Level1) UMTS UTRAN Interfaces 20040730 a 1[1].0

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    Wireless Curriculum Development Section

    ISSUE

    UMTS UTRAN Interfaces

    1.0

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    Confidential Information of Huawei.

    No Spreading without Permission. Security Level: Internal

    Course Contents

    Chapter 1 UTRAN Network Architecture

    Chapter 2 UTRAN Interface Protocol and Functions

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    No Spreading without Permission. Security Level: Internal

    UMTS System Architecture

    Iu

    UTRAN

    UE

    Uu

    UTRAN UMTS Terrestrial Radio Access Network

    CN Core Network

    UE User Equipment

    CN

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    No Spreading without Permission. Security Level: Internal

    UTRAN System Architecture

    RNS

    RNC

    RNS

    RNC

    Core Network

    Node B Node B Node B Node B

    Iu Iu

    Iur

    Iub IubIub Iub

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    No Spreading without Permission. Security Level: Internal

    Common Protocol Model of UTRAN Interfaces

    ApplicationProtocol

    DataStream(s)

    ALCAP(s)

    TransportNetwork

    Layer

    Physical Layer

    SignallingBearer(s)

    TransportUser

    NetworkPlane

    Control Plane User Plane

    TransportUser

    NetworkPlane

    Transport NetworkControl Plane

    RadioNetwork

    Layer

    SignallingBearer(s)

    DataBearer(s)

    The principle of interface protocol architecture is the logical mutual-independence between

    layers and planes. Protocol layers of a specified protocol version, or even all layers in a

    plane can be modified if required in the future.

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    No Spreading without Permission. Security Level: Internal

    Protocol Stack of UTRAN Control Plane

    WCDMA L1

    MS

    MAC

    RRC

    MM / GMM

    CC SM

    WCDMA L1

    Node B

    Transport

    layers

    RNC

    RRC

    Transport

    layers

    Iub

    Transport

    layers

    CN

    MM / GMM

    CC SM

    Transport

    layers

    Iu

    RANAP RANAP

    NBAPNBAP

    Uu

    MAC

    RLCRLC

    RRM

    UTRAN protocols (Access Stratum, AS)

    CN protocols (Non-access Stratum, NAS)

    UMTS Rel99:

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    No Spreading without Permission. Security Level: Internal

    Layered Structure of UMTS Bearers

    TE MT UTRAN CN Iu

    EDGENODE

    CN

    Gateway

    TE

    UMTS

    UTRAFDD/TDDService

    PhysicalBearerService

    RadioBearer

    Service

    IuBearer

    Service

    BackboneNetwork

    Service

    Radio Access BearerService

    CN BearerService

    UMTS BearerService

    TE/MTLocal Bearer

    Service

    ExternalBearer

    Service

    End-to-EndService

    UTRAN

    radio interface

    Bearer service: transmission mode of ability, delay and BER information.

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    No Spreading without Permission. Security Level: Internal

    Course Contents

    Chapter 1 UTRAN Network Architecture

    Chapter 2 UTRAN Interface Protocol and Functions

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    No Spreading without Permission. Security Level: Internal

    UTRAN Interface Protocols and Functions

    Iu Interface

    Iur Interface

    Iub Interface

    Uu Interface

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    No Spreading without Permission. Security Level: Internal

    Iu Interface System Structure

    Core Network (CN)UTRAN

    Node B

    Node B

    Node B

    Node B

    RNC

    Iu Interface

    Iu-BC

    Iu-CS

    BC

    Domain

    CS

    Domain

    PS

    Domain

    Iu-PS

    RNC

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    No Spreading without Permission. Security Level: Internal

    Iu-CS Interface Protocol Stack Structure

    Q.2150.1

    Q.2630.1

    RANAP Iu UP Protocol

    Layer

    Transport

    Network

    Layer

    Physical Layer

    Transport

    User

    Network

    Plane

    Control Plane User Plane

    Transport

    User

    Network

    PlaneTransport Network

    Control Plane

    Radio

    NetworkLayer

    ATM

    SSCOP

    AAL5

    SSCOP

    SSCF-NNI

    AAL2AAL5

    MTP3bMTP3b

    SCCP

    SSCF-NNI

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    No Spreading without Permission. Security Level: Internal

    Iu-PS Interface Protocol Stack Structure

    SSCF-NNI

    SSCOP

    AAL5

    IP

    SCTP

    SCCP

    SSCF-NNI

    MTP3-B

    M3UA

    RANAPIu UP Protocol

    Layer

    Transport

    Network

    Layer

    Physical Layer

    Transport

    User

    Network

    Plane

    Control Plane User Plane

    Transport

    User

    Network

    PlaneTransport Network

    Control Plane

    RadioNetwork

    Layer

    TM

    AAL5

    IP

    UDP

    GTP-U

    Physical Layer

    ATM

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    No Spreading without Permission. Security Level: Internal

    Iu-BC Interface Protocol Stack Structure

    Transport

    Network

    Layer

    Radio

    NetworkLayer SABP Protocol

    Layer

    SA Broadcast Plane

    Transport

    Useretwork

    Plane

    AAL5

    IP

    TCP

    Physical Layer

    ATM

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    No Spreading without Permission. Security Level: Internal

    Iu Interface Protocol Stack Structure

    Physical (Full Rate E1 or STM1 Optical)

    ATM Lower Layers

    AAL2 AAL5 - SAAL NNI

    MTP3-B IP

    Q.2150

    Q.2630

    Q.AAL2

    Frame Protocol

    Unrestricted Digital

    Voice Data

    SCCP

    RANAP

    UDP

    GTP-U

    Packet

    Bearer

    CS

    Bearer

    PS

    BearerControl

    Signaling

    RANAP: Radio Access Network Application Part

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    Iu Interface Functions(1)

    Mobility Management Location Area Report

    SRNS Relocation

    Hard handover between RNCs and inter-system handover

    Radio Access BearerRABManagement

    Establishment, Modification and Release of RAB

    Iu data transmission

    normal data transmission abnormal data transmission

    Transparent transmission of UE-CN connection information

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    No Spreading without Permission. Security Level: Internal

    Iu Interface Functions2

    Paging

    Iu Release

    Security Mode Control

    Overload Control Common UE IDIMSIManagement

    Iu Signaling Trace Management

    Iu Interface Abnormality Management

    CBS(Cell Broadcast Service) Control

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    No Spreading without Permission. Security Level: Internal

    UTRAN Interfaces Protocols and Functions

    Iu Interface

    Iur Interface

    Iub Interface

    Uu Interface

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    No Spreading without Permission. Security Level: Internal

    Iur Interface Logical Model

    Radio User Plane

    Iur Control Plane

    Drif t Radio Netwo rk System

    Radio

    Link

    Radio

    Link

    Radio

    Link

    Iur

    Control

    Port

    Radio

    Link

    Radio

    Link

    Radio

    Link

    Serving Radio Network System

    Cell Cell

    IurDCHDataPort

    RACH/FACH

    Traffic Contexts

    With attributes

    IurDCHDataPort

    IurDSCHDataPort

    IurTDD USCH

    DataPort

    IurDSCHDataPort

    IurRACH/

    CPCH[FDD]/

    FACHData

    Port

    IurRACH/

    CPCH[FDD}/

    FACHData

    Port

    Iur

    DataPort

    TDD USCH

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    Iur Interface Protocol Stack Structure

    SSCF-NNI

    SSCOP

    MTP3-B

    AAL5

    IP

    SCTP

    SCCP

    AAL5

    SSCF-NNI

    STC (Q.2150.1)

    RNSAP Iur DataStream(s)

    TransportNetwork

    Layer

    Physical Layer

    TransportUser

    NetworkPlane

    Control Plane User Plane

    TransportUser

    NetworkPlan