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    HUAWEI TECHNOLOGIES CO., LTD.

    www.huawei.com

    Huawei Confidential

    Security Level: INTERNAL2014/2/18

    Opti X OSN 6800Hardware Description

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    Copyright 2007 Huawei Technologies Co., Ltd. All rights reserved. Page1

    Forward

    Opti X OSN 6800 is future-oriented according to the

    development trend of metropolitan area network (MAN)

    with IP as the core.

    Opti X OSN 6800 achieves dynamic optical layer

    grooming and flexible electrical layer grooming with

    brand-new architecture.

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    Learning Guide

    Before learn this course, you should have:

    Known WDM Basic Principle

    Studied OTN Basic Knowledge

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    References

    Opti X OSN 6800 Product Description

    Opti X OSN 6800 Hardware Description

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    Objectives

    Upon completion of this course, you will be able to:

    Describe the position and networking ability(kh nng) of Opti X OSN

    6800

    List the main functions and features(nt c trng) of OptiX OSN6800

    Outline the layout(b tr) of OptiX OSN 6800 subrack

    Generalize(tng qut) the categories(bn lit k) of boards

    List the main functions and features of the boards

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    Contents

    1. Network Application

    2. Functions and Features

    3. Cabinet, Subrack and Frame

    4. Boards

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    Contents

    1. Network Application

    1.1 System Architecture

    1.2 Position in Networks

    1.3 Networking and Applications

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    System Architecture

    Optical and Electrical Grooming Architecture

    Optical Grooming

    FOADM

    ROADM

    Electrical Grooming

    L1 electrical layer

    L2 electrical layer

    Client service processing

    Electrical layer grooming

    Control plane bas ed on GMPLS

    Packet

    FOADM/ROADM

    Line-side processing

    OTU

    Colored interfa

    ceElectrical layer : L2

    Optical layer : L0

    Electrical layer : L1

    GMPLS: Generalized multiprotocal label switching

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    Network Position

    Opti X OSN 6800 is mainly used in:

    Area Backbone

    Local networks

    Metro core layer

    Metro convergence layer

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    Opti X OSN 6800 supports Point to Point, Chain, Ring andMesh network.

    Point to Point

    Chain

    Networking and Applications

    OTM OTM

    OTM OTMOADM

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    Networking and Applications

    Ring

    Because of its excellent survivability, ring network is a dominant

    networking mode in MAN DWDM network planning.

    OADM

    OADM

    OADM OADM

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    Networking and Applications

    Ring with chain

    OTM

    OADM

    OADM

    OADM OADM

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    Networking and Applications

    Tangent rings

    OADM

    OADM

    OADM OADM

    OADM

    OADM

    OADM OADM

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    Networking and Applications

    Intersecting rings

    OADM

    OADMOADM

    OADMOADM

    OADM

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    Networking and Applications

    Mesh Network

    No node bottleneck, flexible and good expandability

    Ready for ASON

    OADMOADMOADM

    OADM OADM

    OADM OADM

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    Contents

    1. Network Application

    2. Functions and Features

    3. Cabinet, Subrack and Frames

    4. Boards

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    Optical Layer Technology

    Wavelength Grooming AbilityDistribution solutions of medium wavelength resource of WDM

    equipment include FOADM and ROADM

    Realizes intra-ring two-dimensional grooming and inter-ring

    multi-dimensional grooming

    Supports DWDM and CWDM

    DWDM:40 (2.5G / 10G / 40G

    CWDM:18 2.5G

    Integrated System and Open System Compatibility(tngthc)

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    Electrical Layer Technology

    Electrical Layer Grooming Capacity

    Centralized cross-connection of GE services, ODU1 signals via

    the XCS board.

    Distributed cross-connection of GE services, ODU1 signals and Any services via the dual boards.

    L2 electrical layer switching based on VLAN and Stack

    VLAN.

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    Guaranteed Reliability

    Equipment Level Protection

    Input power supply 1+1 backup

    Cross-connect board 1+1 protection

    SCC protection1+1 protection

    External memory for NE configuration data backup

    Secondary power protection for OTU

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    Guaranteed Reliability

    Network Level ProtectionOptical line protection

    Optical channel protection

    Subnetwork connect protection (SNCP)

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    Service Processing and Transmission

    OTN Processing

    OSC and ESC

    FEC Function

    Tunable Wavelengths

    Adopts 10Gbit/s, 5Gbit/s and 2.5Gbit/s OTUs

    ALS, IPA, ALC and APE functions

    Main/Slave Subrack Unified Management

    Maximum of seven slave subrack under one main subrack

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    Contents

    1. Network Application

    2. Functions and Features

    3. Cabinet, Subrack and Frame

    4. Boards

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    Contents

    3. Cabinet, Subrack and Frame

    3.1 Cabinet

    3.2 Subrack

    3.3 Frame

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    Cabinet

    Opti X OSN 6800 can be installed in:

    ETSI 300mm rear column cabinet

    Standard ETSI 300 mm cabinet

    23-inch open rackItem 2.2m 2.6m

    Quantity of configurable subracks in a ETSI 300mm

    rear column cabinet

    4 4

    Quantity of configurable subracks in a Standard ETSI

    300mm cabinet

    3 4

    Quantity of configurable subracks in a 23-inch open rack (7 feet high): 4

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    Cabinet

    DC Power Distribution Box

    Input interface area is divided into part A and part B

    Accesses four 48 V DC inputs, two for working and two for

    protection, so as to achieve the load partition power distributionSix power output interfaces (each part provides six outputs for

    mutual backup)

    Maximum Power Consumption (full configured) :3400W

    Two ways to connect the input terminals based on the working

    current

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    Cabinet

    DC Power Distribution Box

    NEG2(-)

    INPUT

    RTN2(+)RTN1(+) NEG1(-) NEG2(-)

    INPUT

    RTN2(+)RTN1( +) NEG1( -)

    SW1 SW3SW2 SW4

    ON

    OFFSW5 SW6 SW1 SW3SW2 SW4

    ON

    OFFSW5 SW6

    OUTPUT

    1 2 3 4 5 6

    OUTPUT

    1 2 3 4 5 6

    1 2 3

    4 4

    2 13

    1 Output cable terminal 3 Input cable terminal

    2 Grounding screw 4 Power switch

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    Subrack

    Subrack Front Layout:Indicators, Board area, Fiber cabling area, Fan Tray Assembly,

    Air Filter and Interface area.

    Item Specification

    Dimensions 400 (H) 487 (W) 295 mm (D)

    Max power consumption

    (full configuration)

    850W

    Rated working current 30A

    Working voltage range -48V/-60V DC ( 12 )

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    Fan Tray Assembly

    Air Filter

    IU

    #16

    IU

    #15

    IU

    #14

    IU

    #13

    IU

    #12

    IU

    #11

    I

    U

    7

    IU

    #

    8

    IU

    #

    7

    IU

    #

    6

    IU

    #

    5

    IU

    #

    4

    IU

    #

    3

    IU

    /XCS

    #10

    IU

    #

    2

    IU

    #

    1

    IU

    /XCS

    #9

    IU

    /SCC#17

    Interface AreaP

    IU

    A

    U

    X

    S

    C

    C

    #

    1

    8

    P

    IU9U

    Fiber Cabling

    Slot 1-17 can be usedforOTU/OADM/OA/OSC

    XCS 1+1 backup SCC standby slotsoptional

    Power Interface unit

    Inter-subrackcommunication andsystem auxiliary slot

    System control and communication

    Subrack

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    Subrack

    Dual Slots

    Opti X OSN 6800 provides centralized cross-connection.

    ODU1 signal and GE service

    Opti X OSN 6800 provides distributed cross-connection throughdual slots.

    ODU1 signal, GE service and Any service (100Mbit/s 2.5Gbit/s)

    Dual slots:

    1 IU1&IU2 4 IU7&IU8

    2 IU3&IU4 5 IU11&IU12

    3 IU5&IU6 6 IU13&IU14

    7 IU15&IU16

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    Interfaces in the interface area

    COM: Commissioning interface

    ETH3: Inter-subrack communication interface

    ALMO1 ALMO4: Alarm output and cascading interface

    SERIAL: OAM interface

    ALMI1, ALMI2: Alarm input interface

    LAMP1, LAMP2: Subrack alarm output and cascading interface

    COM ETH3 ALMO1 ALMO2 ALMO3 ALMO4 SERIAL ALMI1 ALMI2 LAMP1LAMP2

    Subrack

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    Frame

    Fiber Spooling FrameCoil up the redundant fiber jumpers

    1

    2

    3

    45

    6

    1 Grommet 4 Fiber-spoolingpost

    2 Tray 5 Fiber outlet

    3 Front panel of tray 6 Frame body

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    Contents

    1. Network Application

    2. Functions and Features

    3. Cabinet, Subrack and Frame

    4. Boards

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    Contents

    4. Boards4.1 Overview of Boards

    4.2 Optical Transponder Unit

    4.3 Tributary Unit and Line Unit

    4.4 Cross-connect Unit

    4.5 Optical Multiplexer and Demultiplexer Unit

    4.6 Optical Add and Drop Multiplexing Unit

    4.7 Optical Amplifying Unit

    4.8 System Control and Communication Unit

    4.9 Optical Supervisory Channel Unit

    4.10 Other Units

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    Overview of Boards

    Four laser safety levels

    Laser Level Label Reference Power Range

    Class 1 500.00 mW)

    CLASS 1LASER

    PRODUCT

    CLASS 3B LASERPRODUCT

    AVOID EXPOSURETO BEAM

    LASERRADIATION

    CLASS 1M LASERPRODUCT

    LASERRADIATION

    DO NOT VIEW DIRECTLYWITH OPTICALINSTRUMENTS

    LASERRADIATION

    AVOID EYE OR SKINEXPOSURE TO DIRECT OR

    SCATTERED RADIATION

    CLASS 4 LASERPRODUCT

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    Overview of Boards

    Bar Code for BoardsOn the front panel of each board

    Includes the BOM code, delivery information, board version,

    board name, board characteristic code and etc.

    2102313242 1059000003 -19210PAS

    BOM

    Product information

    Board version

    Board name

    Characteristic Code

    TN11 L4G

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    Overview of Boards

    Bar Code for BoardsCharacteristic code for a DWDM OTU e.g.L4G

    19210 P A S

    Type DWDM side receiving optical module

    A APD-Avalanche Photo DiodeP PIN-Positive Intrinsic Negative

    Type Client side transmitting distance

    I Intra-office, 2km

    S Short haul, 10km

    L Long haul, 20km

    M 850nm, Multi-mode

    DWDM side transmittingoptical module

    DWDM-side centralfrequency:192.10THz

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    Overview of Boards

    Board Category

    Board category

    Optical transponder unit Optical amplifying unit

    Tributary unit and Line unit System control and communication

    unit

    Cross-connect unit Optical supervisory channel unit

    Optical multiplexer and demultiplexer unit Optical protection unit

    FOADM unit Spectrum analyzer unit

    ROADM unit Variable optical attenuator unit

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    Optical Transponder Unit

    Board list

    Boardname

    Board descriptionOccupied

    slotsValid slots

    L4G Line wavelength conversion unit with 4xGEline capacity 1 IU1~IU8 and IU11~IU16

    LDGS /LDGD

    2 x GE unit, single / dual fed and single/selective receiving

    1 IU1~IU8 and IU11~IU16

    LQMS /

    LQMD

    4-channel multi-rate (100Mbit/s-2.5Gbit/s)wavelength conversion unit, single/dual fed

    and single/selective receiving

    1 IU1~IU8 and IU11~IU16

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    Optical Transponder Unit

    Board list

    Boardname

    Board descriptionOccupied

    slotsValid slots

    LSX 10 Gbit/s wavelength conversion unit 1 IU1 IU17LSXR 10 Gbit/s wavelength conversion relay unit 1 IU1 IU17

    LWXS /LWXD

    Arbitrary rate (16Mbit/s-2.5Gbit/s) wavelengthconversion board (single / double transmit)

    1 IU1 IU17

    LWX2

    Arbitrary rate (16Mbit/s-2.5Gbit/s) dual-

    wavelength conversion board 1 IU1 IU17

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    Optical Transponder Unit

    Front PanelSee the right picture, (e.g. LDGD)

    Indicators

    All OTUs provide four indicators

    LDGD

    LDGD

    STAT ACTPROGSRV

    CLASS 1LASER

    PRODUCT

    O U T 1

    I N 1

    O U T 2

    I N 2

    T X 1

    R X 1

    T X 2

    R X 2

    TX/RXClient Side

    IN/OUTWDMSide

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    ACT Service active status indicator Green

    PROG Board software status

    indicator

    Red, green

    SRV Service alarm indicator Red, green, yellow

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    Optical Transponder Unit

    LDGD2xGE unit, concurrent sending and selective receiving

    realizes the conversion between two GE signals and

    standard WDM signalsType of the optical interface: LC

    Laser Safety Level: Class 1

    LDGD

    LDGD

    STAT ACTPROGSRV

    CLASS 1LASER

    PRODUCT

    O U T 1

    I N 1

    O U T 2

    I N 2

    T X 1

    R X 1

    T X 2

    R X 2

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    Optical Transponder Unit

    LDGDFunctional modules and signal flow

    Control and communication module

    SCC

    Backplane

    GE

    Cross-connect andservice processing

    module

    Client-side

    opticalmodule

    GE

    GE

    WDM-side

    opticalmodule

    STM-16/OTU1

    STM-16/OTU1

    Client side WDM side

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    Optical Transponder Unit

    LDGDFunctions and Features

    ESC function

    Adopts FEC encoding compliant with the ITU-T G.975

    Protection scheme

    SW SNCP

    Client-side 1+1 protection

    Intra-OTU 1 1 protection

    Automatic Laser Shutdown (ALS) function

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    Optical Transponder Unit

    L4GLine wavelength conversion unit with 4xGE line capacity

    Converges up to 6 GE service signals into 4 GE service

    signals and multiplexes these 4 signals into an OTU

    5G/FEC 5G signal.

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    L4G

    L4G

    STAT ACTPROGSRV

    CLASS 1LASER

    PRODUCT

    T X 2

    R X 2

    T X 3

    R X 3

    T X 4

    R X 4

    T X 5

    R X 5

    T X 6

    R X 6

    O U T

    I N

    T X 1

    R X 1

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    Optical Transponder Unit

    L4GFunctional modules and signal flow

    OTN 5G

    OTU 5G/FEC 5G

    WDM-side

    opticalmodule

    Control and communication module

    SCC

    Client side WDM side

    Backplane

    GE

    Cross-connect and

    serviceprocessing

    module

    Client-side

    opticalmodule

    GE

    GE

    6

    6

    OTU 5G/FEC 5G6

    6

    L2mode

    4

    4

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    Optical Transponder Unit

    L4GFunctions and Features

    Client-side service: GE

    Cross-connect capabilities:

    Supports the transmission of 8 GE signals to the XCS and 4 GEsignals to the dual slots through the the backplane.

    Provides the OTN interface on WDM-side

    Supports DWDM specificationSupports the tunable wavelength optical module

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    Optical Transponder Unit

    L4GFunctions and Features

    ESC function

    Adopts FEC encoding compliant with the ITU-T G.975

    Protection scheme

    SW SNCP

    VLAN SNCP

    Client-side 1 1 protection ALS function

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    Optical Transponder Unit

    LQMS4-channel multi-rate (100 Mbit/s-2.5 Gbit/s) wavelength

    conversion unit, single fed and single receiving

    Multiplexes 4 signals at the rate between 100 Mbit/s

    and 2.5 Gbit/s into a 2.5 Gbit/s signal.

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    LQMS

    LQMS

    STAT ACTPROGSRV

    CLASS 1LASER

    PRODUCT

    R X 2

    T X 3

    R X 3

    T X 4

    R X 4

    O U T

    I N

    T X 1

    R X 1

    T X 2

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    Optical Transponder Unit

    LQMSFunctional modules and signal flow

    OTU1

    OTU1

    Control and communication module

    SCC

    Backplane

    Cross-connect andservice processing

    module

    Client-side

    opticalmodule

    WDM-side

    opticalmodule

    100Mbit/s-2.5Gbit/s 4

    4100Mbit/s-2.5Gbit/s

    4

    4

    100Mbit/s-2.5Gbit/sClient side WDM side

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    Optical Transponder Unit

    LQMSFunctions and Features

    Client-side service:

    STM-16,STM-4,STM-1,OC-48,OC-12,OC-3,

    FC200,FC100,GE,FE,ESCON,DVB-ASI,FICON,FICON Express

    Cross-connect capabilities:

    Supports the transmission of four optical signals at the rate between

    100 Mbit/s and 2.5 Gbit/s to the dual slots

    Provides the OTN interface on WDM-side

    Supports the DWDM and the CWDM specifications

    Supports the tunable wavelength optical module

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    Optical Transponder Unit

    LQMSFunctions and Features

    ESC function

    Adopts FEC encoding compliant with the ITU-T G.975

    Protection scheme:

    SW SNCP

    Client-side 1+1 protection

    ALS function

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    Optical Transponder Unit

    LSXFunctional modules and signal flow

    WDM-side

    opticalmodule

    Control and communication module

    SCC

    Serviceprocessing

    module

    Client-side

    opticalmodule

    10GE LAN/10GE WAN/STM-64/OC-192/OTU2

    OTU2/OTU2v

    OTU2/OTU2v10GE LAN/10GE WAN/STM-64/OC-192/OTU2

    Client side WDM side

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    Optical Transponder Unit

    LSXFunctions and Features

    Client-side service:

    OC-192,STM-64,10GE LAN,10GE WAN,OTU2

    Cross-connect capabilities: None

    Provides the OTN interfaces on WDM-side and client side

    Supports DWDM specification

    Supports the tunable wavelength optical module

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    Optical Transponder Unit

    LSXFunctions and Features

    ESC function

    FEC encoding:

    Adopts FEC encoding compliant with the ITU-T G.975

    Adopts AFEC encoding compliant with the ITU-T G.975.1

    Protection scheme:

    Client-side 1+1 protection ALS function

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    Optical Transponder Unit

    LWXD Arbitrary rate (16Mbit/s~2.5Gbit/s) wavelength

    conversion board (double transmit).

    Realizes the conversion between the signal at the rate

    between 16 Mbit/s and 2.5 Gbit/s and standard WDM

    signal.

    Concurrently sending and selective receiving at WDM-

    side

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    LWXD

    LWXD

    CLASS 1LASER

    PRODUCT

    STAT ACTPROGSRV

    T X 1

    R X 1

    O U T 1

    I N 1

    O U T 2

    I N 2

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    Optical Transponder Unit

    LWXDFunctional modules and signal flow

    OTN 5G

    WDM-side

    opticalmodule

    Control and communication module

    SCC

    Serviceprocessing

    module

    Client-side

    opticalmodule

    Client side WDM side

    16Mbit/s-2.5Gbit/s

    16Mbit/s-2.5Gbit/s

    16Mbit/s-2.5Gbit/s

    16Mbit/s-2.5Gbit/s

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    Optical Transponder Unit

    LWXDFunctions and Features

    Client-side service:

    STM-16, STM-4, STM-1, OC-48, OC-12, OC-3, FC200, FC100, GE, FE,

    FDDI, ESCON, DVB-ASI/SDI, FICON, FICON Express, HDTV

    Cross-connect capabilities: None

    OTN function: None

    Supports the DWDM and the CWDM specifications

    Supports the tunable wavelength optical module

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    Optical Transponder Unit

    LWXDFunctions and Features

    ESC function

    FEC encoding:

    Adopts FEC encoding compliant with the ITU-T G.975

    Adopts AFEC encoding compliant with the ITU-T G.975.1

    Protection scheme:

    Client-side 1+1 protection

    Intra-OTU 1 1 protection

    ALS function

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    Tributary Unit and Line Unit

    Board list

    Board

    category

    Board

    nameBoard description

    Occupie

    d slotsValid slots

    Tributary

    unit

    TQM 4 x multi-rate tributary serviceprocessing unit

    1 IU1~IU8 and IU11~IU16

    TDG2 x GE tributary service

    processing unit1 IU1~IU8 and IU11~IU16

    TQS

    4 x STM-16/OC-48/OTU1

    tributary service processingunit

    1 IU1~IU8 and IU11~IU16

    Line unit NS24 x ODU1 multiplexing OTU2

    optical interface unit1 IU1~IU8 and IU11~IU16

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    Tributary Unit and Line Unit

    Front PanelSee the picture on the right(e.g. TDG)

    Indicators

    All tributary units and line units provide four indicators

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    ACT Service active status indicator Green

    PROG Board software status

    indicator

    Red, green

    SRV Service alarm indicator Red, green, yellow

    TDG

    TDG

    CLASS 1LASER

    PRODUCT

    STAT ACTPROGSRV

    T X 1

    R X 1

    T X 2

    R X 2

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    Tributary Unit and Line Unit

    TDG2 x GE tributary service processing unit

    Realizes the conversion between two GE optical

    signals and two GE electrical signals or one ODU1

    electrical signal

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    TDG

    TDG

    CLASS 1LASER

    PRODUCT

    STAT ACTPROGSRV

    T X 1

    R X 1

    T X 2

    R X 2

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    Tributary Unit and Line Unit

    TDGFunctional modules and signal flow

    GE

    Control and communication module

    SCC

    GE

    GE

    Backplane

    Cross-connect andservice processing

    module

    Client-side

    opticalmodule

    ODU1Client side

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    Tributary Unit and Line Unit

    TDGFunctions and Features

    Client-side service: GE

    Cross-connect capabilities:

    Supports the cross-connection of an ODU1 signal and two GE signalsbetween the TDG and the XCS or the paired board through the

    backplane.

    Protection scheme

    SW SNCP ODUk SNCP

    Client-side 1+1 protection

    ALS function

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    Tributary Unit and Line Unit

    TQM4 x multi-rate tributary service processing unit

    Realizes the conversion between four optical signals at

    the rate between 100 Mbit/s and 2.5 Gbit/s and four

    client-side electrical signals or one ODU1 electrical

    signal.

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    TQM

    TQM

    STAT ACTPROGSRV

    CLASS 1LASER

    PRODUCT

    R X 2

    T X 3

    R X 3

    T X 4

    R X 4

    T X 1

    R X 1

    T X 2

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    Tributary Unit and Line Unit

    TQMFunctional modules and signal flow

    Control and communication module

    SCC

    Backplane

    Cross-connect and serviceprocessing module

    Client-side

    opticalmodule

    100Mbit/s-2.5Gbit/s 4

    4100Mbit/s-2.5Gbit/s

    100Mbit/s-2.5Gbit/s ODU1

    4

    4

    Client side

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    Tributary Unit and Line Unit

    TQMFunctions and Features

    Client-side service:

    STM-16,STM-4,STM-1,OC-48,OC-12,OC-3,FC200,FC100,GE,FE,ESCON,DVB-ASI,FICON,FICON Express

    Cross-connect capabilities:

    Supports the cross-connection of one ODU1 signal between the TQMand XCS or the paired board.

    Supports the cross-connection of four signals at the rate between 100Mbit/s and 2.5 Gbit/s between the boards in dual slots

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    Tributary Unit and Line Unit

    TQMFunctions and Features

    Protection scheme:

    SW SNCP

    ODUk SNCP

    Client-side 1+1 protection

    ALS function

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    Tributary Unit and Line Unit

    TQS4 x STM-16/OC-48/OTU1 tributary service processing

    unit

    Realizes the conversion between four STM-16/OC-

    48/OTU1 optical signals and four ODU1 electrical signals

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    TQS

    TQS

    STAT ACTPROGSRV

    CLASS 1LASER

    PRODUCT

    R X 2

    T X 3

    R X 3

    T X 4

    R X 4

    T X 1

    R X 1

    T X 2

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    Tributary Unit and Line Unit

    TQSFunctional modules and signal flow

    ODU1

    Control and communication module

    SCC

    Backplane

    Cross-connect andservice processing

    module

    Client-side

    opticalmodule

    STM-16/OC-48/OTU1 4

    4STM-16/OC-48/OTU1

    4

    4

    Client side

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    Tributary Unit and Line Unit

    TQSFunctions and Features

    Client-side service:

    STM-16,OC-48,OTU1

    Cross-connect capabilities:

    Supports the cross-connection of four ODU1 signals between the TQSand XCS or the paired board

    Provides the OTN interface on Client-side

    ESC function

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    Tributary Unit and Line Unit

    TQSFunctions and Features

    Adopts FEC encoding compliant with the ITU-T G.975

    Protection scheme:

    ODUk SNCP

    Client-side 1+1 protection

    ALS function

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    Tributary Unit and Line Unit

    NS24 x ODU1 multiplexing OTU2 optical interface unit

    Maps four ODU1 signals sent from XCS or the paired

    board into an OTU2 signal.

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    NS2

    NS2

    CLASS 1LASER

    PRODUCT

    STAT ACTPROGSRV

    O U T

    I N

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    Tributary Unit and Line Unit

    NS2Functional modules and signal flow

    WDM-side

    opticalmodule

    Control and communication module

    SCC

    Backplane

    ODU1

    Cross-connect andservice processing

    module OTU2

    OTU2

    WDM side

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    Tributary Unit and Line Unit

    NS2Functions and Features

    Client-side service: None

    Cross-connect capabilities:

    Supports the cross-connection of four ODU1 signals between the NS2and XCS or the paired board.

    Provides the OTN interface on WDM-side

    Supports DWDM specificationSupports the tunable wavelength optical module

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    Tributary Unit and Line Unit

    NS2Functions and Features

    ESC function

    FEC encoding:

    Adopts FEC encoding compliant with the ITU-T G.975

    Adopts AFEC encoding compliant with the ITU-T G.975.1

    Protection scheme:

    ODUk SNCP ALS function

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    Cross-connect Unit

    Board list

    Board category Board name Board description

    Cross-connect unit XCS Cross-connect and clock unit

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    Cross-connect Unit

    XCSFunctions and Features

    Cross-connect function:

    Supports the Centralized grooming of ODU1 signals or GE services.

    Supports a maximum cross-connect and grooming capacity of 320Gbit/s for ODU1 signals.

    Supports a maximum cross-connect and grooming capacity of 160Gbit/s for GE services.

    Provides 1+1 hot backupSwitching mode

    Manual switching and auto switching

    Non-revertive switching only

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    Optical multiplexer and demultiplexer unit

    Board list

    Board

    category

    Board

    nameBoard description

    Occupied

    slotsValid slots

    Optical

    multiplexer

    and

    demultiplexer

    unit

    D40 40-channel demultiplexing unit 3 IU1~IU17

    D40V 40-channel demultiplexing unit with

    VOA

    3IU1~IU17

    M40 40-channel multiplexing unit 3 IU1~IU17

    M40V 40-channel multiplexing unit with VOA 3 IU1~IU17

    FIU Fiber interface unit 1 IU1~IU17

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    Optical multiplexer and demultiplexer unit

    Front PanelSee the picture on the right (e.g. D40)

    Indicators

    All Optical multiplexer and demultiplexer unitprovide four indicators

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    ACT Service active status indicator Green

    PROG Board software status

    indicator

    Red, green

    SRV Service alarm indicator Red, green, yellow

    D40

    D40

    STAT ACTPROGSRV

    CLASS 1LASER

    PRODUCT

    D01D02D03D04D05D06D07D08D09D10

    D11D12D13D14D15D16D17D18D19D20

    D21D22D23D24D25D26D27D28D29D30

    D31D32D33D34D35D36D37D38D39D40

    196.00195.90195.80195.70195.60195.50195.40195.30195.20195.10

    195.00194.90194.80194.70194.60194.50

    194.20194.10

    194.40194.30

    194.00193.90193.80193.70193.60193.50

    193.20193.10

    193.40193.30

    193.00192.90192.80192.70192.60192.50

    192.20192.10

    192.40192.30

    D15

    D16

    D17

    D18

    D19D20

    D21

    D22

    D23

    D24

    D13

    D25

    D26

    D14

    D01

    D02

    D03

    D04

    D05D06

    D07

    D08

    D09

    D10

    MON

    D11

    D12

    IN

    D29

    D30

    D31

    D32

    D33D34

    D35

    D36

    D37

    D38

    D28

    D39

    D40

    D27

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    D40/D40V40-channel demultiplexing unit without/with VOA

    Demultiplexes main path signal to a maximum of 40

    channels of service.

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    Adjusts the optical power of each signal after

    demultiplexing (D40V).

    D40

    D40

    STAT ACTPROGSRV

    CLASS 1LASER

    PRODUCT

    D01D02D03D04D05D06D07D08D09D10

    D11D12D13D14D15D16D17D18D19D20

    D21D22D23D24D25D26D27D28D29D30

    D31D32D33D34D35D36D37D38D39D40

    196.00195.90195.80195.70195.60195.50195.40195.30195.20195.10

    195.00194.90194.80194.70194.60194.50

    194.20194.10

    194.40194.30

    194.00193.90193.80193.70193.60193.50

    193.20193.10

    193.40193.30

    193.00192.90192.80192.70192.60192.50

    192.20192.10

    192.40192.30

    D15

    D16

    D17

    D18

    D19D20

    D21

    D22

    D23

    D24

    D13

    D25

    D26

    D14

    D01

    D02

    D03

    D04

    D05D06

    D07

    D08

    D09

    D10

    MON

    D11

    D12

    IN

    D29

    D30

    D31

    D32

    D33D34

    D35

    D36

    D37

    D38

    D28

    D39

    D40

    D27

    Optical multiplexer and demultiplexer unit

    l l l d d l l

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    D40/D40VFunctions and Features

    Supports C-even band wavelength

    Online optical performance monitoring at IN port.

    The ratio of MON port and IN port :10/90 (9.5dB)

    Attenuation range of D40V: 0dB 15dB

    Optical multiplexer and demultiplexer unit

    O i l l i l d d l i l i

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    M40/M40V40-channel multiplexing unit without/with VOA

    Realizes the multiplexing of a maximum of 40

    standard WDM signals into one fiber.Type of the optical interface: LC

    Laser Safety Level: Class 1

    Adjusts the optical power of each signal before

    multiplexing (M40V).

    M40

    M40

    STAT ACTPROGSRV

    CLASS 1LASER

    PRODUCT

    M01M02M03M04M05M06M07M08M09M10

    M11M12M13M14M15M16M17M18M19M20

    M21M22M23M24M25M26M27M28M29M30

    M31M32M33M34M35M36M37M38M39M40

    196.00195.90195.80195.70195.60195.50195.40195.30195.20195.10

    195.00194.90194.80194.70194.60194.50

    194.20194.10

    194.40194.30

    194.00193.90193.80193.70193.60193.50

    193.20193.10

    193.40193.30

    193.00192.90192.80192.70192.60192.50

    192.20192.10

    192.40192.30

    M 1 5

    M 1 6

    M 1 7

    M 1 8

    M 1 9 M 2 0

    M 2 1

    M 2 2

    M 2 3

    M 2 4

    M 1 3

    M 2 5

    M 2 6

    M 1 4

    M 0 1

    M 0 2

    M 0 3

    M 0 4

    M 0 5 M 0 6

    M 0 7

    M 0 8

    M 0 9

    M 1 0

    M O N

    M 1 1

    M 1 2

    O U T

    M 2 9

    M 3 0

    M 3 1

    M 3 2

    M 3 3 M 3 4

    M 3 5

    M 3 6

    M 3 7

    M 3 8

    M 2 8

    M 3 9

    M 4 0

    M 2 7

    Optical multiplexer and demultiplexer unit

    O i l l i l d d l i l i

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    M40/M40VFunctions and Features

    Support C-even band wavelength

    Online optical performance monitoring at OUT port

    The ratio of MON port and OUT port :10/90 (9.5dB)

    Attenuation range of M40V: 0dB 15dB

    Optical multiplexer and demultiplexer unit

    O i l l i l d d l i l i

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    FIUFiber interface unit

    Realizes the multiplexing and demultiplexing of

    signals transmitted by the main path and the

    optical supervisory channel.

    Type of the optical interface: LC

    Laser Safety Level: Class 1M

    Functions and features

    The ratio of MON port to OUT port: 1/99 (20dB).

    FIU

    FIU

    STAT ACTPROGSRV

    M O N

    O U T

    I N

    T C

    R C

    T M

    R M

    CLASS 1LASER

    PRODUCT

    Optical multiplexer and demultiplexer unit

    O i l l i l d d l i l i

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    FIU Functional modules and signal flow

    Optical multiplexer and demultiplexer unit

    Demultiplexing

    module

    OUT

    IN

    Multiplexingmodule

    TM

    TC

    RC

    RM Opticalsplitter MON

    Control and communicationmodule

    SCC

    Line opticalsignal

    Supervisorychannel

    Main path

    Main path

    Supervisorychannel

    Line opticalsignal

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    OADM Unit

    Board list

    Board

    categor

    y

    Boar

    d

    name

    Board descriptionOccupie

    d slots

    Valid

    slots

    Fixed

    OADM

    Unit

    MR2 2-channel optical add/drop multiplexing unit 1 IU1~IU17

    MR4 4-channel optical add/drop multiplexing unit 1 IU1~IU17

    MR8 8-channel optical add/drop multiplexing unit 2 IU1~IU17

    CMR2CWDM 2-channel optical add/drop multiplexing

    unit

    1 IU1~IU17

    CMR4CWDM 4-channel optical add/drop multiplexing

    unit

    1 IU1~IU17

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    OADM Unit

    Board list

    Board

    category

    Boar

    d

    name

    Board descriptionOccupied

    slotsValid slots

    Reconfigurabl

    e OADM Unit

    ROAM Reconfigurable optical adding board 3 IU1~IU17

    WSM9 9-port wavelength selective

    switching multiplexing board

    2 IU1~IU17

    WSD9 9-port wavelength selective

    switching demultiplexing board

    2 IU1~IU17

    RMU9 9-Port ROADM multiplexing board 1 IU1~IU17

    OADM U i

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    OADM Unit

    Indicators All Fixed OADM units provide one indicator.

    All Reconfigurable OADM units provide four indicators.

    CMR2

    CMR2

    STAT

    LASERRADIATION

    DONOTVIEWDIRECTLY

    WITHOPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    O U T

    I N

    M

    O

    M I

    D 1

    A 1

    D 2

    A 2

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    ACT Service active status indicator Green

    PROG Board software status

    indicator

    Red, green

    SRV Service alarm indicator Red, green, yellow

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    RMU9

    RMU9

    STAT ACTPROGSRV

    CLASS 1LASER

    PRODUCT

    M O N O M O N I

    O U T

    E X P I

    T O A

    R O A

    A M 1

    A M 2

    A M 3

    A M 4

    A M 5

    A M 6

    A M 7

    A M 8

    OADM U i

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    OADM Unit

    MR22-channel optical add/drop multiplexing unit

    Realizes the adding/dropping and multiplexing of two

    signals

    Type of the optical interface: LC

    Laser Safety Level: Class 1M

    MR2

    MR2

    STAT

    LASERRADIATION

    DONOTVIEWDIRECTLY

    WITHOPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    O U T

    I N

    M O

    M I

    D 1

    A 1

    D 2

    A 2

    OADM U i

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    OADM Unit

    MR2Functional modules and signal flow

    OADM opticalmodule

    IN

    OUT

    MO

    MI

    D1 D2 A1 A2

    OADM U i

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    OADM Unit

    CMR2CWDM 2-channel optical add/drop multiplexing unit

    Realizes the adding/dropping and multiplexing of two signals

    Type of the optical interface: LC

    Laser Safety Level: Class 1M

    CMR2

    CMR2

    STAT

    LASERRADIATION

    DONOTVIEWDIRECTLY

    WITHOPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    O U T

    I N

    M

    O

    M I

    D 1

    A 1

    D 2

    A 2

    OADM U it

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    OADM Unit

    RMU9ROADM multiplexing unit.

    Adds eight single-channel signal or multi-channel

    signals to the main path.

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    RMU9

    RMU9

    STAT ACTPROGSRV

    CLASS 1

    LASERPRODUCT

    M O N O M O N I

    O U T

    E X P I

    T O

    A R O A

    A M 1

    A M 2

    A M 3

    A M 4

    A M 5

    A M 6

    A M 7

    A M 8

    OADM U it

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    SCC

    AM1 AM2

    Coupling module

    Control and communication module

    AM3 AM4 AM5 AM6 AM7 AM8

    Optical multiplexing module

    VOA VOA VOA VOA VOA VOA VOA VOA

    Splitter

    Splitter

    ROA

    TOA

    EXPI MONI

    MONO

    OUT

    OADM Unit

    RMU9Functional modules and signal flow

    OADM U it

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    OADM Unit

    RMU9Functions and Features

    8 colorless adding interface, dynamic input.

    The TOA interface can be connected to optical amplifying

    unit to realize cascading. If cascading is not needed, the

    optical signals should be directly sent to the ROA interface.

    Online optical performance monitoring at TOA and EXPI

    ports.

    The ratio of MONO port to TOA port and MONI port to EXPIport: 3/97 (15dB).

    RMU9

    RMU9

    STAT ACTPROGSRV

    CLASS 1

    LASERPRODUCT

    M O N O M O N I

    O U T

    E X P I

    T O

    A R O A

    A M 1

    A M 2

    A M 3

    A M 4

    A M 5

    A M 6

    A M 7

    A M 8

    OADM U it

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    OADM Unit

    ROAMReconfigurable optical adding unit

    Realizes the dynamic adding/dropping, pass-

    through, and blocking of a maximum of 40

    wavelengths with the demultiplexing board.

    Type of the optical interface: LC

    Laser Safety Level: Class 1M

    ROAM

    ROAM

    STAT ACTPROGSRV

    LASERRADIATION

    DONOTVIEW DIRECTLY

    WITHOPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    M01M02M03M04M05M06M07

    M08M09M10

    M11M12M13M14M15M16M17

    M18M19M20

    M21M22M23M24M25M26M27

    M28M29M30

    M31M32M33M34M35M36M37

    M38M39M40

    196.00195.90195.80195.70195.60195.50195.40

    195.30195.20195.10

    195.00194.90194.80194.70194.60194.50

    194.20194.10

    194.40

    194.30

    194.00193.90193.80193.70193.60193.50

    193.20193.10

    193.40

    193.30

    193.00192.90192.80192.70192.60192.50

    192.20192.10

    192.40

    192.30

    I N

    O U T

    M 0 1

    M 0 2

    M 0 3

    M 0 4

    M 0 5

    M 0 6

    M 0 7

    M 0 8

    M 0 9

    M 1 0

    M 1 1

    M 1 2

    M 1 3

    M 1 4

    M 1 5

    M 1 6

    M 1 7

    M 1 8

    M 1 9

    M 2 0

    E X P O

    M 2 1

    M 2 2

    M 2 3

    M 2 4

    M 2 5

    M 2 6

    M 2 7

    M 2 8

    M 2 9

    M 3 0

    E X P I

    M 3 1

    M 3 2

    M 3 4

    M 3 5

    M 3 6

    M 3 7

    M 3 8

    M 3 9

    M 4 0

    D M

    OADM Unit

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    OADM Unit

    ROAMFunctional modules and signal flow

    OUT

    DM

    EXPI

    EXPO

    PLC optical module

    IN

    SCC

    M01 M02

    Optical demultiplexing module

    Control and communication module

    M40

    Optical multiplexing module

    OADM Unit

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    OADM Unit

    ROAMFunctions and Features

    Used for dynamic grooming of wavelength.

    Realizes the wavelength-level equilibrium and control of

    optical power to flatten the spectrum for the working signals.

    RMU9

    RMU9

    STAT ACTPROGSRV

    CLASS 1

    LASERPRODUCT

    M O N O M O N I

    O U T

    E X P I

    T O

    A R O A

    A M 1

    A M 2

    A M 3

    A M 4

    A M 5

    A M 6

    A M 7

    A M 8

    OADM Unit

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    OADM Unit

    WSD99-port wavelength selective switching demultiplexing

    board

    Configured any wavelengths to any interfaces

    Type of the optical interface: LC

    Laser Safety Level: Class 1M

    WSD9

    WSD9

    LASERRADIATION

    DONOTVIEWDIRECTLY

    WITHOPTICALINSTRUMENTS

    CLASS1M LASERPRODUCT

    STAT ACTPROGSRV

    D M

    1 D M 2

    D M 3

    D M 4

    E X P O

    I N

    D M 5

    D M 6

    M O N O M O N I

    D M 7

    D M 8

    OADM Unit

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    OADM Unit

    WSD9Functional modules and signal flow

    WSS optical module

    Control and communication module

    IN

    SCC

    DM1

    MONI

    DM2 DM7DM3 DM4 DM5 DM6 DM8

    EXPO

    MONO

    OADM Unit

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    OADM Unit

    WSD9Functions and Features

    Multi-dimension, fully dynamic allocation of wavelengths.

    Adjust the optical power of each channel.

    Online optical performance monitoring in IN and EXPO

    ports.

    The ratio of MONI port to IN port and MONO port to EXPO port:3/97 (15dB).

    OADM Unit

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    OADM Unit

    WSM99-port wavelength selective switching multiplexing board

    Configures any wavelengths to any interfaces

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    WSM9

    WSM9

    CLASS 1

    LASERPRODUCT

    STAT ACTPROGSRV

    AM

    1AM2

    AM3

    AM4

    OUT

    EXPI

    AM5

    AM6

    MONOMONI

    AM7

    AM8

    OADM Unit

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    OADM Unit

    WSM9Functional modules and signal flow

    AM1 AM2 AM7 AM3 AM4 AM5 AM6 AM8

    WSS optical module

    Control and communication module

    SCC

    OUT

    MONO

    EXPI

    MONI

    OADM Unit

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    OADM Unit

    WSM9Functions and Features

    Multi-dimension, fully dynamic allocation of wavelengths.

    Adjust the optical power of each channel.

    Online optical performance monitoring in OUT and EXPI

    ports.

    The ratio of MONO port to OUT port and MONI port to EXPIport: 3/97 (15dB).

    Optical Amplifying Unit

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    Optical Amplifying Unit

    Board list

    Board name Board description Occupied slotsValid

    slots

    OAU1 Optical amplifying unit 2 IU1~IU17

    OBU1 Optical booster unit 1 IU1~IU17

    CRPCCase-shape Raman pump

    amplifier unit for C-band-- --

    Optical Amplifying Unit

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    Optical Amplifying Unit

    OAU1Optical Amplifier Unit

    Type of the optical interface: LC

    Laser Safety Level: Class 1M

    Indicators

    OAU1

    OAU1

    LASERRADIATION

    DONOTVIEW DIRECTLY

    WITH OPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    STAT ACTPROGSRV

    TDC

    PDC

    OUT

    IN

    MON

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    ACT Service active status indicator Green

    PROG Board software status

    indicator

    Red, green

    SRV Service alarm indicator Red, green, yellow

    Optical Amplifying Unit

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    Optical Amplifying Unit

    OAU1Functional modules and signal flow

    EDFA optical module

    Control andcommunication module

    INOUT

    MON

    SCC

    TDC RDC

    Optical Amplifying Unit

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    Optical Amplifying Unit

    OAU1Functions and Features

    Amplifies a maximum of 40 channels with the channel

    spacing of 100 GHz at the same time.

    Gain locking function

    Transient control function

    Continuously adjusts the gain from 20 dB to 31 dB

    Online optical performance monitoring at OUT port The ratio of MON port and OUT port :1/99 (20dB)

    Optical Amplifying Unit

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    Optical Amplifying Unit

    OBU1

    Optical Booster Amplifier Unit

    Type of the optical interface: LC

    Laser Safety Level: Class 1M

    Indicators

    OBU1

    OBU1

    M O N

    O U T

    I N

    STAT ACTPROGSRV

    LASERRADIATION

    DONOTVIEWDIRECTLY

    WITHOPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    ACT Service active status indicator Green

    PROG Board software status

    indicator

    Red, green

    SRV Service alarm indicator Red, green, yellow

    Optical Amplifying Unit

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    Optical Amplifying Unit

    OBU1

    Functional modules and signal flow

    EDFA optical module

    Control andcommunication module

    IN OUTMON

    SCC

    Optical Amplifying Unit

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    Optical Amplifying Unit

    OBU1Functions and Features

    Amplifies a maximum of 40 channels with the channel

    spacing of 100 GHz at the same time.

    Gain locking function

    Transient control function

    Online optical performance monitoring at OUT port

    The ratio of MON port and OUT port :1/99 (20dB)

    Typical gain

    OBU1C01: 20dB, for receive end

    OBU1C02: 23dB, for transmit end

    Optical Amplifying Unit

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    Optical Amplifying Unit

    CRPC

    Case-shape Raman pump amplifier unit for C-band

    External, case-shape amplifier

    Types of the optical interface: LC,LSH/APC

    Laser Safety Level: Class 4

    WARNING: FIBERS MUSTBE CONNECTED SEFOREPOWER UP

    AVOIDE YEORSKIN

    EXPOSURETODIRECTOR

    CLASS4LASERPRODUCT

    SCATTEREDRADIATI ON

    LASERRADIATION

    ALMCRPC RUN

    LINESYSMON

    RS232-1 RS232-2 LAN

    Optical Amplifying Unit

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    Optical Amplifying Unit

    CRPC

    Indicators

    WARNING: FIBERS MUSTBE CONNECTED SEFOREPOWER UP

    AVOIDE YEORSKIN

    EXPOSURETODIRECTOR

    CLASS4LASERPRODUCT

    SCATTEREDRADIATI ON

    LASERRADIATION

    ALMCRPC RUN

    LINESYSMON

    RS232-1 RS232-2 LAN

    Indicator Name Color

    RUN Running status indicator green ALRM Service alarm indicator red

    Optical Amplifying Unit

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    Optical Amplifying Unit

    CRPC

    Functional modules and signal flow

    LINE

    SYS

    Pump source module

    Control andcommunication module

    MON

    SCC

    Optical Amplifying Unit

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    Optical Amplifying Unit

    CRPC

    Functions and Features

    Provides energy for the amplification of signals in the fiber.

    Realizes the distributed online amplification of signals over long

    distance with wide bandwidth and low noise.

    Used at the receive end of the system, must be used with EDFA.

    Supports long-hop and 40G OTU application.

    Online optical performance monitoring at SYS port The ratio of MON port and SYS port :1/99 (20dB)

    System Control and Communication Unit

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    y

    Board list

    Board category Board name Board description

    System control

    and

    communication

    unit

    SCC System control and communication Unit

    AUX System auxiliary interface unit

    System Control and Communication Unit

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    y

    SCC

    System control and communication unit

    Accomplishes the service grooming, configuration

    management and alarm output of a subrack.

    Occupies one slot, IU17 and IU18

    SCC

    SCC

    STAT ACTPROGSRVPWRAPWRBPWRC

    ALMC

    RESET

    LAMP TEST

    ALM CUT

    SubRACK_ID

    System Control and Communication Unit

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    y

    SCC

    Indicators

    SCC

    SCC

    STAT ACTPROGSRVPWRAPWRBPWRC

    ALMC

    RESET

    LAMP TEST

    ALM CUT

    SubRACK_ID

    Indicator Name Color

    STAT Board hardware status indicator Red, green

    ACT Service active status indicator Green

    PROG Board software status indicator Red, green

    SRV Service alarm indicator Red, green, yellow

    PWRA System power supply indicator Red, green

    PWRB System power supply indicator Red, green

    PWRC System power supply indicator Red, green

    ALMC Alarm cut-off indicator Yellow

    System Control and Communication Unit

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    y

    SCC

    Buttons

    SCC

    SCC

    STAT ACTPROGSRVPWRAPWRBPWRC

    ALMC

    RESET

    LAMP TEST

    ALM CUT

    SubRACK_ID

    Button Function

    RESET Used to reset the SCC

    ALM CUT Used to cut off the audible alarm

    LAMP TEST Used to test all the indicators in the subrack

    System Control and Communication Unit

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    y

    SCC

    LED

    SCC

    SCC

    STAT ACTPROGSRVPWRAPWRBPWRC

    ALMC

    RESET

    LAMP TEST

    ALM CUT

    SubRACK_ID

    LED indicator Function

    Subrack_ID The LED on the front panel is used to indicate

    whether the subrack is a primary or a secondary

    one when subracks are cascaded.

    "0 indicates that the subrack which the SCCplaced is a primary one.

    "1 to "7" indicates that the subrack which the SCCplaced is a secondary one.

    System Control and Communication Unit

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    CPU andcontrolmodule

    Communicationsmodule

    Clock module

    Overheadprocessing

    module

    Other boards

    Other boards

    Monitoringmodule

    Power supply

    module

    y

    SCC

    Functional modules and signal flow

    System Control and Communication Unit

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    y

    SCC

    Functions and Features

    1+1 hot backup

    Supports 7 slave subracks cascading

    A secondary subrack cannot be upgraded to a primary subrack

    1:N power supply backup for the system.

    IU18 is primary for SCC

    System Control and Communication Unit

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    y

    AUX

    System auxiliary interface unit

    Provides the system with various auxiliary interfaces and

    management interfaces.

    Three-bit jumper used to set the subrack ID

    Indicators

    AUX

    STAT

    PROG

    NM_ETH1

    NM_ETH2

    ETH1

    ETH2

    Indicator Name Color

    STAT Board hardware status indicator Red, green

    PROG Board software status indicator Red, green

    System Control and Communication Unit

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    AUX

    Interfaces

    AUX

    STAT

    PROG

    NM_ETH1

    NM_ETH2

    ETH1

    ETH2

    Interface Type Function

    NM_ETH1 RJ-45 NM interface or NM cascading interface

    NM_ETH2 RJ-45 NM interface or NM cascading interface

    ETH1 RJ-45 Inter-subrack communications network

    interfaces

    ETH2 RJ-45 Inter-subrack communications network

    interfaces

    Optical Supervisory Channel Unit

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    Board list

    Board name Board description Occupied slotsValid

    slots

    SC1Unidirectional optical supervisory channel

    unit

    1 IU1~IU17

    SC2Bi-directional optical supervisory channel

    unit

    1 IU1~IU17

    Optical Supervisory Channel Unit

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    SC2

    Realizes the processing of two supervisory channels in

    opposite directions

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    Indicators

    SC2

    SC2

    STAT ACTPROGSRV

    T M 1

    R M 1

    T M 2

    R M 2

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    ACT Service active status indicator Green

    PROG Board software status

    indicator

    Red, green

    SRV Service alarm indicator Red, green, yellow

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    Optical Supervisory Channel Unit

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    SC2

    Functions and Features

    No limitation on the distance between two optical line amplifiers

    Independent of the SCC

    When the SCC needs to be maintained , the SC2 can still ensure thepass-through of ECC with the two optical interfaces or the paired

    board and monitor other stations.

    Operating Wavelength: 1510nm

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    Other Units

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    OLP

    Optical Line Protection Unit

    Type of the optical interface: LC

    Laser Safety Level: Class 1M

    Indicators

    OLP

    OLP

    STAT ACTPROGSRV

    LASERRADIATION

    DONOTVIEWDIRECTLY

    WITHOPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    T O 1

    R I 1

    T O 2

    R I 2

    R O

    T I

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    ACT Service active status indicator Green

    PROG Board software status

    indicator

    Red, green

    SRV Service alarm indicator Red, green, yellow

    Other Units

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    OLP

    Functional modules and signal flow

    Optical splitter

    SCC

    TI

    RO

    TO1TO2

    RI1RI2

    Optical switch

    Control and

    communication module

    Other Units

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    OLP

    Functions and Features

    Protection Type:

    optical line protection

    intra-OTU 1+1 protection

    client-side 1+1 protection

    Protection scheme:

    concurrent sending and selective receiving

    single-end switching

    OLP

    OLP

    STAT ACTPROGSRV

    LASERRADIATION

    DONOTVIEWDIRECTLY

    WITHOPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    T O 1

    R I 1

    T O 2

    R I 2

    R O

    T I

    Other Units

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    OLP

    Functions and Features

    Switching Type :

    Locked switching

    Forced switching

    Automatic switching

    Manual switching

    Clear switching

    Priority

    OLP

    OLP

    STAT ACTPROGSRV

    LASERRADIATION

    DONOTVIEWDIRECTLY

    WITHOPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    T O 1

    R I 1

    T O 2

    R I 2

    R O

    T I

    Other Units

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    DCP

    2-channel optical path protection unit

    Protection Type:

    intra-OTU 1+1 protection

    client-side 1+1 protection

    Indicators

    DCP

    DCP

    LASERRADIATION

    DONOTVIEWDIRECTLY

    WITHOPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    STAT ACTPROGSRV

    T O 1 1

    R I 1 1

    T O 1 2

    R I 1 2

    T O 2 1

    R I 2 1

    T O 2 2

    R I 2 2

    R O 1

    T I 1

    R O 2

    T I 2

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    ACT Service active status indicator Green

    PROG Board software status

    indicator

    Red, green

    SRV Service alarm indicator Red, green, yellow

    Other Units

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    SCS

    Sync optical channel separator unit

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    Indicators

    SCS

    SCS

    CLASS 1LASER

    PRODUCT

    T O 1 1

    T O 1 2

    R I 1 2

    T O 2 1

    R I 2 1

    T O 2 2

    R I 2 2

    R O 1

    T I 1

    R O 2

    T I 2

    R I 1 1

    Indicator Name Color

    STAT Board hardware status indicator Red, green

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    Other Units

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    SCS

    Functions and Features

    Protection Type:

    client-side 1+1 protection

    Protection scheme:

    Concurrent sending and selective receiving

    single-end switching by detecting SD and SF events of the channel

    Protection switching time < 50ms

    SCS

    SCS

    CLASS 1LASER

    PRODUCT

    T O 1 1

    T O 1 2

    R I 1 2

    T O 2 1

    R I 2 1

    T O 2 2

    R I 2 2

    R O 1

    T I 1

    R O 2

    T I 2

    R I 1 1

    Other Units

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    MCA4

    4-channel spectrum analyzer unit

    Type of the optical interface: LC

    Laser Safety Level: Class 1

    Indicators:

    MCA4

    MCA4

    STAT ACTPROGSRV

    IN1

    IN2

    IN3

    IN4

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    ACT Service active status indicator Green

    PROG Board software status

    indicator

    Red, green

    SRV Service alarm indicator Red, green, yellow

    Other Units

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    MCA4

    Functions and Features

    Supports the following detection functions and reporting

    Optical power of the channel

    Central Wavelength

    OSNR

    Number of wavelengths in the main optical path

    Used in APE function with other boards.

    Supports C band

    MCA4

    MCA4

    STAT ACTPROGSRV

    IN1

    IN2

    IN3

    IN4

    Other Units

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    MCA4

    Functions and Features

    Detect accuracy for optical power: 1.5dBm

    Detect accuracy for OSNR: 1.5dB

    Detect accuracy for central wavelength: 0.1nm

    MCA4

    MCA4

    STAT ACTPROGSRV

    IN1

    IN2

    IN3

    IN4

    Other Units

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    VA1

    1-channel variable optical attenuator unit

    Type of the optical interface: LC

    Laser Safety Level: Class 1M

    Indicators

    VA1

    VA1

    STAT ACTPROGSRV

    LASERRADIATION

    DONOTVIEWDIRECTLY

    WITHOPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    O U T

    I N

    Indicator Name Color

    STAT Board hardware status

    indicator

    Red, green

    ACT Service active status indicator Green

    PROG Board software status

    indicator

    Red, green

    SRV Service alarm indicator Red, green, yellow

    Other Units

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    VA1

    Functions and Features

    Supports optical power adjustment and alarm monitoring

    Supports the power-off protection

    variable attenuation ranges: 1.5dB 21.5dB

    Resolution: 0.1dB

    VA1

    VA1

    STAT ACTPROGSRV

    LASERRADIATION

    DONOTVIEWDIRECTLY

    WITHOPTICAL

    INSTRUMENTS

    CLASS1M LASERPRODUCT

    O U T

    I N

    Question

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    How many networking topologies does Opti X OSN 6800

    support ?

    What are the main types of the boards in Opti X OSN 6800?

    Question

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    Does XCS work in any slots ?

    Which services are there for centralized cross-connection ?

    How many services are there for distributed cross-connection?

    Summary

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    Position and networking ability of Opti X OSN 6800

    Main functions and features of Opti X OSN 6800

    Opti X OSN 6800 subrack layout

    Opti X OSN 6800 board categoryMain functions and features of the boards

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    www.huawei.com

    Thank You

    Appendix 1: Indicators

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    Cabinet Indicators

    Indicator Name Status Description

    power Power indicator On (green) The cabinet is powered on.

    Off The cabinet is not powered on.

    critical Critical alarm indicator On (red) There is a critical alarm.

    Off There is no critical alarm.

    major Major alarm indicator On (Orange) There is a major alarm.

    Off There is no major alarm.

    minor Minor alarm indicator On (Yellow) There is a minor alarm.

    Off There is no minor alarm.

    Appendix 1: Indicators

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    Board Indicators

    Indicator Name Status Description

    STAT BoardHardwar e

    Indicator

    On(green)

    The board works normally.

    On (red) The board hardware fails.

    Off The board is not powered on.

    SRV Service AlarmIndicator

    On(green)

    Service is normal, no service alarm occurs.

    On (red) Critical or major alarm occurs to service.

    On(yellow) Minor or remote alarm occurs to service.

    Off No service is configured. (The SRV indicator of theXCS has no "Off".)

    Appendix 1: Indicators

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    Board Indicators

    Indicator

    Name Status Description

    PROG BoardSoftwar e

    Indicator

    On (red) Memory check failed/loading unit software failed/theFPGA file is lost/the unit software is lost.

    Blinking(red)

    100ms on and 100ms offBOOTROM check failed.

    Blinkingquickly(green)

    100ms on and 100ms offWriting FLASH.

    Blinking

    slowly(green)

    300ms on and 300ms off

    BIOS booting/loading FPGA/loading unit software.

    On(green)

    The board software or software for FPGA isuploaded successfully, or the board software isinitialized successfully.

    Appendi