ota105102 optix osn 2500 hardware description issue 1.20

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OTA105102 OptiX OSN 2500 Hardware Description

ISSUE 1.20


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

Appreciate the networking applications of the OptiX OSN 2500

Describe the system structure and features of the OptiX OSN 2500

Describe the main functions of the boards used on the OptiX OSN 2500

Outline the system protection schemes of the OptiX OSN 2500


Chapter 1 Product Introduction

Chapter 2 Cabinet, Sub-rack and Boards

Chapter 3 Features


Introduction

Full name: OptiX OSN 2500 intelligent optical switching system

Forms part of the OptiX OSN NG-SDH Series

Optical convergence or access switching system

OSN: Optical Switch Node

What is OSN 2500 ?


Network ApplicationLong-Haul Back Bone

iManager T2000

OptiX BWS 1600G

OSN 9500/7500/3500

OSN 9500/7500/3500

OSN /1500

OSN 9500/7500

160 10G4010G

10G/2.5G

OptiX BWS 1600G

OSN 3500/

Core

ConvergenceOSN 3500/

OSN 1500/Metro OSN /Metro AccessOSN 1500/Metro

10G/2.5G 10GR

2500 2500 2500

2500


System ArchitectureSystem architecture of OptiX OSN 2500

SCC UnitTiming Unit

Cross-connect Unit

High-order matrix

(VC-4)

Low-order matrix

(VC-12/VC-3)

LU

LU

TU

LU

LU

TU

Auxiliary Unit

Management interfaceAuxiliary

interface

External synchronization

interface

TU TU

Ethernet

PDH SAN/VideoATM

STM-16

λ

STM-1

STM-4


Large capacity and multi-services access

West

SDH unit

Cross-connect matrix higher-order (60G) lower-order (20G)

Ethernet Interface

unit

East

STM-1/4/16VC-4-4c/ 8c/16c

FE/GE

Large cross-connect capacity

Multi-granularity cross-connect

capacity PDH

Interface unit

E1/T1/E3/T3/E4

Other Interface

unit

ATM

STM-1/4/16VC-4-4c/ 8c/16c

SDH unit

Large and multi-services access

capacity




Chapter 3 Features


Cabinet

ETSI 300/600 Cabinet

(mm)

Weight (kg)

Max. number of mounted sub-racks

600 (W) x 300 (D) x 2000 (H) 55 2

600 (W) x 600 (D) x 2000 (H) 79 2

600 (W) x 300 (D) x 2200 (H) 60 3

600 (W) x 600 (D) x 2200 (H) 84 3

600 (W) x 300 (D) x 2600 (H) 70 4

600 (W) x 600 (D) x 2600 (H) 94 4

W

H

D


Indicator Color Status Description

PowerOn Cabinet is powered ON

Off Cabinet is OFF

Critical alarmOn Critical alarm

Off No critical alarm

Major alarmOn Major alarm

Off No major alarm

Minor alarmOn Minor alarm

Off No minor alarm

Cabinet Indicators

Power consumption/ sub-rack (W)

Fuse capacity/

sub-rack (A)

400 15Power Consumption and Fuse

Indicators and Power Consumption

Note: Indicators do not flash If alarm indicator is ON, alarm occurs on one or more sub-racks inside

the cabinet Alarms occur on sub-racks, ALM cable should be properly connected

PowerCritical MajorMinor

Power distribution unit


Power Distribution Unit

NEG2(-)

INPUT

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

2 3 4 5

ON

OFF20A32A 32A 20A

ON

OFF

1 2 3 4

1 6

1 2 3 4

20A32A 32A 20A

OUTPUT OUTPUTA B

1. Power socket (left) 2. Power cable RTN1(+) 3. Power cable RTN2(+)

4. Power cable NEG1(–) 5. Power cable NEG2(–) 6. Power socket (right)

A: Supply for Left Power interface From Left, the 1st switch supplies the lower sub-rack

B: Supply for Right Power interface The 1st & 2nd switches are mainly for OptiX OSN 7500/3500




Chapter 3 Features


Sub-rack

Service slot area

SEI (Auxiliary Unit)

Interface slot area

FAN Unit

Core Unit

SAP (Auxiliary Unit)

Dimensions (mm) 447 (W) x 295 (D) x 472 (H)

Weight (kg) 17 (not including boards and fans)

PIU


Sub-rack

Slot Assignment, Relation & Capacity

SLOT3

SLOT2

SLOT1

SLOT4

Fiber routing panel

SLOT 22PIU

SLOT 25PIU

SLOT 23FAN

SLOT 24FAN

SLOT17

SLOT16

SLOT15

SLOT18

SLOT8

2.5G

SLOT9

2.5G

SLOT10

2.5G

SLOT11

2.5G

SLOT12

2.5G

SLOT13

2.5G

SLOT14

SLOT5

2.5G

SLOT6

2.5G

SLOT7

2.5G

6 1, 2

7 3, 4

12 15, 16

13 17, 18


Sub-rack

Slot access capacity

SLOT3

SLOT2

SLOT1

SLOT4

Fiber routing panel22PIU

25PIU

SLOT 23FAN

SLOT 24FAN

SLOT17

SLOT16

SLOT15

SLOT18

SLOT8

2.5G

SLOT9

2.5G

SLOT10

2.5G

SLOT11

2.5G

SLOT12

2.5G

SLOT13

1.25G

SLOT14

SAP

SLOT5

622M

SLOT6

622M

SLOT7

2.5G

SLOT3

SLOT2

SLOT1

SLOT4

Fiber routing panel22PIU

25PIU

SLOT 23FAN

SLOT 24FAN

SLOT17

SLOT16

SLOT15

SLOT18

SLOT19

622M

SLOT5

622M

SLOT20

622M

SLOT6

622M

SLOT21

1.25G

SLOT7

1.25G

SLOT8

2.5G

SLOT9

2.5G

SLOT10

2.5G

SLOT11

2.5G

SLOT12

2.5G

SLOT13

1.25G

SLOT14

SAP

split

6 2

20 1

7 4

21 3



2.1 SDH unit

2.2 PDH unit

2.3 Ethernet unit

2.4 Core unit

2.5 Auxiliary unit


Boards

Board Appearance and type

Processing with Interface

Processing

Interface


SDH Unit

Board Full name Slots Available Module availableConnector type

SF161 x STM-16 processing with optical interface board (FEC)

7, 8, 11 ~ 13

Fixed wavelength outputVe-16.2c, Ve-16.2d, Ve-16.2f

LC

SL16 (A)

1 x STM-16 processing with optical interface board

Fixed wavelength output, I-16, S-16.1, L-16.1, L-16.2, L-16.2Je, V-16.2Je (with BA), U-16.2Je (with BA and PA)

SLQ414 x STM-4/1 processing with optical interface board

5 ~ 8, 11 ~ 13I-1, S-1.1, L-1.1, L-1.2, Ve-1.2I-4, S-4.1, L-4.1, L-4.2, Ve-4.2SLD4

2 x STM-4 processing with optical interface board

SL41 x STM-4 processing with optical interface board

Signal processing with optical interface board


SF16

SF16

STATACTPROGSRV

CLASS 1

LASERPRODUCT

OUT

IN

SDH Unit

4 indicators 4 indicators

LC ConnectorLC Connector

Indicator Status Color Description

STAT

Board Status

On, green Board works normally.

On, red Board hardware fails.

Off Board is powered off.

ACT

Board Activation

On, green Board is activated/configured.

Off Board is not activated/configured.

CLASS 1LASER

PRODUCT


SDH Unit

Indicator Status Color Description

PROG

Board Software

On, greenUpload of board software to FLASH or the FPGA upload is normal, or the board software initialization is normal.

On for 100ms and off for 100ms alternatively, green

Board software is being uploaded to FLASH or FGPA.

On for 300ms and off for 300ms alternatively, green

Board software is initializing, and is in BIOS boot stage.

On, redBoard software in FLASH or the FPGA configuration is lost, resulting in upload and initialization failure.

Off No power supply.

SRV

Service Alarm

On, green Service is normal and 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 configured or no power supply.

Indicator description


SDH Unit

SL16

SL16

STATACTPROGSRV

CLASS 1

LASERPRODUCT

OUT

IN

SL16A

SL16A

STATACTPROGSRV

CLASS 1

LASERPRODUCT

OUT

IN

CLASS 1LASER

PRODUCT

SFP ModuleSFP Module

SLQ4

SLQ4

STATACTPROGSRV

CLASS1

LASER

PRODUCT

OU

T1IN

1O

UT

2IN2

OU

T3IN

3O

UT

4 IN4

SLD4

SLD4

STATACTPROGSRV

CLASS1

LASER

PRODUCT

OU

T1 IN

1O

UT

2IN2

SL4

SL4

STATACTPROGSRV

CLASS1

LASER

PRODUCT

OUT

IN


Send to SCC

SDH Unit

Sen

d to

Cro

ss-co

nn

ect un

it

Functions of SL16

……STM-16

Collect Alarm and performance

16

X

VC4

OH and AU-PTR processing


SDH Unit

Fixed wavelength output

Automatic laser shutdown (ALS) function

Swappable optical module (SFP)

Support VC-4-4c, VC-4-8C and AU-4-16c

services

Inloop and outloop function

Setting and querying of the REG working

mode

Features of SL16

1 Last six digits of BOM2 Internal number3 Board version4 Board name5 Board characteristic number


SDH Unit

Optical interface type (Board characteristic #)

I-16 (01)

S-16.1 (02)

L-16.1 (03)

L-16.2 (04)

L-16.2Je (02)

V-16.2Je (BA) (03)

U-16.2Je (BA+PA) (04)

Wavelength (nm) 1310 1310 1310 1550 1550 1550 1550.12

Distance (km) 0～ 22～15

15～40

40～80

80～ 100 80～ 140 140～ 170

Launched power (dBm) -10~-3 -5~0 -2~3 -2~3 5~7 14 17

Receiver sensitivity (dBm) -18 -18 -27 -28 -28 -28 -34

Receiver overload (dBm) -3 0 -9 -9 -9 -9 -10

Optical port parameters of SL16


SDH Unit

Alarm level Color Alarm name Alarm reason

Critical R_LOS Receiver can not receive STM-N signal normally.

Major

MS_AIS Critical alarm e.g. R_LOS happens.

AU_AISCritical alarm e.g. R_LOS happens.Wrong service configurationFaulty SDH board

POWER_ABNORMAL

Power module of the line board fails.

Minor

MS_RDI

Opposite station receives the R_LOS, R_LOF or MS_AIS signalFaulty receiver at the opposite node or transmitter at the local node

HP_RDI

Opposite node receives such alarms as AU_AIS and AU_LOP.Faulty receiver at the opposite node or transmitter at the local node

LOOP_ALM Software inloop or outloop is being performed.

Common alarms of SDH unit


Common performance events of SDH unit

SDH Unit

Performance name Performance meaning

RSBBE Regenerator section block of background error

MSBBE Multiplex section block of background error

MSFEBBE Multiplex section far end block of background error

HPBBE High-order path block of background error

HPFEBBE High-order path far end block of background error

AUPJCHIGH Count of positive AU pointer justifications

AUPJCLOW Count of negative AU pointer justifications

RPLCUR Current value of input optical power

RPLMAX Maximum value of input optical power

RPLMIN Minimum value of input optical power

TPLCUR Current value of output optical power

TPLMAX Maximum value of output optical power

TPLMIN Minimum value of output optical power


SDH Unit

Board Full nameSlots available

Module availableConnector type

R1SLD42 x STM-4 processing with optical interface board

7, 21I-4, S-4.1, L-4.1, L-4.2, Ve-4.2

LC

R1SL4STM-4 processing with optical interface board

5 ~ 7,19 ~ 21R1SLQ14 x STM-1 processing with optical interface board I-1, S-1.1, L-1.1, L-1.2,

Ve-1.2

R1SL1STM-1 processing with optical interface board

Signal processing with optical interface board


SDH Unit

R1SL4

R1SL4O

UT

STAT

ACT

PROG

SRV

IN

R1SLD4

R1SLD4

STAT

ACT

PROG

SRV

IN1

OU

T1

OU

T2 IN

2

R1SLQ1

R1SLQ1

STAT

ACT

PROG

SRV

OU

T1 IN

1O

UT

2O

UT

3O

UT

4IN

2IN

3IN

4

R1SL1

R1SL1

STAT

ACT

PROG

SRV

OU

TIN

CLASS 1LASER

PRODUCT

SFP Module SFP Module



2.1 SDH unit

2.2 PDH unit

2.3 Ethernet unit

2.4 Core unit

2.5 Auxiliary unit


PDH Unit

Board Full name Slots available Connector type

SPQ4 4 x E4/STM-1 processing board

6, 7, 12, 13 -PD3 6 x E3/T3 processing board

PL3 3 x E3/T3 processing board

PL3A3 x E3/T3 processing with electrical

interface board5 ~ 8, 11 ~ 13

SMB

MU04 4 x E4/STM-1e signal access board

1, 3, 15, 17D34S

6 x E3/T3 signal access bridging and switching board

C34S3 x E3/T3 signal access bridging and switching board


PL3A

PL3A

STATACTPROGSRV

OU

T1IN

1O

UT

2IN2

IN3

OU

T3

D34S

D34S

OU

T4IN

4O

UT

5 IN5

OU

T6 IN

6O

UT

1IN

1O

UT

2 IN2

OU

T3IN

3

C34S

C34S

OU

T1IN

1O

UT

2 IN2

OU

T3IN

3

PD3

PD3

STATACTPROGSRV

PL3

PL3

STATACTPROGSRV

PDH Unit

IndicatorsIndicatorsSMB connector SMB connector


PDH Unit


Connector type

PQM 63 x E1/T1 signal processing board5 ~ 7, 12, 13

-PQ1 63 x E1 signal processing board

PD1 32 x E1/T1 signal processing board 5 ~ 7, 19 ~ 21

D75S 32 x 75 Ω E1 signal access bridging and switching board

1 ~ 4, 15 ~ 18 DB44D12S32 x 120 Ω E1/100 Ω T1 signal access bridging and switching board

D12B 32 x 120 Ω E1/100 Ω T1 signal access bridging board


D12B

17～

24

9～1

61～

82

5～3

2

D12B

D12S

D12S

17～

24

9～1

61～

82

5～3

2

D75S

D75S

17～

24

9～1

61～

82

5～3

2

PQM

PQM

STATACTPROGSRV

PQ1

PQ1

STATACTPROGSRV

PDH Unit

Indicators Indicators

DB44 DB44

PD1

STATACTPROGSRV


Send to SCC

PDH Unit

Sen

d to

Cro

ss-co

nn

ect un

it

……


1×VC463

X

E1

Functions of PQ1

LPOH and TU-PTR processing


PDH Unit

Interface Type: 75Ω or 120Ω

Support Inloop and outloop functions

Support Warm and Cold reset

Support TPS function

Features of PQ1


PDH Unit

Alarm level

Color Alarm name Alarm reason

Major

ALM_SUBCARD_ABNThe interface board and the processing board are mismatched

T_ALOS No E1 service is accessed

TU_AIS

Critical alarm e.g. R-LOS happens

Wrong service configuration

Faulty PDH board

MinorLP_RDI

Opposite node receives such alarms as TU_AIS and TU_LOP

LP_REI LPBBE happens on the opposite node

Common alarms of PDH unit


PDH Unit


LPBBE Low-order path block of background error

LPFEBBE Low-order path far end block of background error

LPES Low-order path errored second

LPFEES Low-order path far end errored second

TUPJCHIGH Count of positive TU pointer justifications

TUPJCLOW Count of negative TU pointer justifications

Common performance of PDH unit



2.1 SDH unit

2.2 PDH unit

2.3 Ethernet unit

2.4 Core unit

2.5 Auxiliary unit


Board Full name Slots available Interface typeConnector type

EGS44 x GE with L2 switching processing with interface board

5 ~ 8, 11 ~ 13

1000BASE-SX/LX/ZX LC

EGS22 x GE with L2 switching processing with interface board


EGT22 x GE transparent transmission processing with interface board


EMS44 GE + 16 x FE with L2 switching processing with interface board

1000BASE-SX/LX/ZX, 100Base-FX (From interface board)

RJ-45, LC

Ethernet Unit


Ethernet Unit

EGS4

EGS4

STAT

ACT

PROG

SRV

CLASS 1

LASER

PRODUCT

OU

T1

IN1

OU

T2

IN2

OU

T3

IN3

OU

T4

IN4

LINK ACT

EGS2

EGS2

STATACTPROGSRVLINK1ACT1

ACT2LINK2

CLASS 1

LASERPRODUCT

OU

T1IN

1O

UT

2IN2

EGT2

EGT2

STATACTPROGSRVLINK1ACT1

ACT2LINK2

CLASS 1

LASERPRODUCT

OU

T1IN

1O

UT

2IN

2

EMS4

EMS4

STAT

ACT

PROG

SRV

CLASS 1

LASER

PRODUCT

OU

T1IN

1O

UT

2IN

2O

UT

3IN

3O

UT

4IN

4

LINK ACT

Indicator Color Status Description

LINK1

On Link is established

OffLink is not established

ACT1

Flashing Data exchanged

OffNo data being exchanged

CLASS 1LASER

PRODUCT

SFP ModuleSFP Module


Board Full name Slots available Interface type Connector type

EFS44 x FE with L2 switching processing with interface board

5 ~ 8, 11 ~ 1310Base-T/ 100Base-TX

RJ-45

EFS08 x FE with L2 switching processing board

6, 7, 12, 13 - -

EFT88 (16) x FE transparent transmission processing with interface board

7, 12, 13(5 ~ 8, 11 ~ 13)

10Base-T/ 100Base-TX

RJ-45

EFT44 x FE transparent transmission processing with interface board

5 ~ 7, 19 ~ 2110Base-T/ 100Base-TX

RJ-45

ETF88 x FE twisted pair signal access board

1, 3, 15, 17


RJ-45

ETS88 x FE twisted pair signal access switching board


RJ-45

EFF88 x FE optical signal access board

100Mbit/s-FX LC

Ethernet Unit


Ethernet Unit

EFS4

EFS4

STATACTPROGSRV

FE1

FE2

FE3

FE4

EFS0

EFS0

STATACTPROGSRV

ETS8

ETS8

FE

1F

E2

FE

3F

E4

FE

5F

E6

FE

7F

E8

EFT8

EFT8

STATACTPROGSRV

FE1

FE2

FE3

FE4

FE5

FE6

FE7

FE8

ETF8

ETF8

FE

1F

E2

FE

3F

E4

FE

5F

E6

FE

7F

E8

EFF8

EFF8

LINK ACT

12345678

OU

T1IN

1O

UT

2IN2

OU

T3IN

3O

UT

4IN

4O

UT

5IN5O

UT

6IN6

OU

T7IN

7O

UT

8IN8

CLASS 1

LASERPRODUCT

CLASS 1LASER

PRODUCT

EFT4

STATACTPROGSRV

FE

1F

E2

FE

3F

E4

RJ 45 connectorRJ 45 connector

LC connectorLC connector



Interface typeConnector type

EGR22 x GE RPR processing with interface board

6, 7, 12, 131000Mbit/s-SX/LX

LC

EMR0

1 GE + 4 (12) x FE RPR processing with interface board

5 ~ 8, 11 ~ 1310/100Mbit/s-TX, 1000Mbit/s-SX/LX

RJ-45, LC

Ethernet Unit

EMR0

EMR0

STAT

ACT

PROG

SRV

LINK

ACT

CLASS 1

LASER

PRODUCT

OU

T1IN

1

FE1

FE2

FE3

FE4

EGR2

EGR2

LINK1ACT1

ACT2LINK2

STATACTPROGSRV

CLASS 1

LASER

PRODUCT

OU

T1 IN

1O

UT

2IN2

Function

EVPL/EVPLAN Service

QoS

Resilient Packet Ring Function

− Weighted fair algorithm and three

service levels

− Auto discovery of topology

− Wrap and steering protection

GE PORTSFP ModuleGE PORTSFP Module

FE PORTRJ 45 connectorFE PORTRJ 45 connector


4

X

FE

Send to SCC

Sen

d to

Cro

ss-co

nn

ect un

itCollect Alarm and performance

8

X

VC4

Function of EFS4

GFP

VC12, VC3,

VC-12-Xv(x≤63),

VC-3-Xv(x≤12)

FE

Ethernet Unit


Ethernet Unit

Supports bandwidth auto-sensing

Supports MPLS

Supports LCAS

Supports Port based flow control

Supports receiving and transmitting Ethernet testing frame

Supports inloop at Ethernet port and inloop and outloop at VC3 level

Supports port level Ethernet performance monitoring

Supports EPL/EPLAN/EVPL/EVPLAN services and QoS

Features of EFS4


Common alarms of Ethernet unit

Ethernet Unit


Critical HARD_BAD Faulty board hardware

Major

ETH_LOS Interrupted Ethernet link

TU_AIS_VC3 Interrupted contiguous VC3-xc

PROTOCOL_MM Mismatched encapsulation protocol

Minor

LP_RDI_VC3 TU_AIS_VC3 happens in the opposite node

LCAS_BAND_

DECREASED VC-Trunk bandwidth decreases


Ethernet Unit


DropOv Number of packet losses is over upper alarm threshold

DropUd Number of packet losses is under lower alarm threshold

RxBadOctOv Number of the bytes of bad packets received is over upper alarm threshold

RxBadOctUd Number of the bytes of bad packets received is under lower alarm threshold

TxBadOctOv Number of the bytes of bad packets transmitted is over upper alarm threshold

TxBadOctUd Number of the bytes of bad packets transmitted is under lower alarm threshold

ColOv Number of detected conflicts is over upper alarm threshold

ColUd Number of detected conflicts is under lower alarm threshold

Common performance events of Ethernet unit



2.1 SDH unit

2.2 Ethernet unit

2.3 Ethernet unit

2.4 Core unit

2.5 Auxiliary unit


Board name

Slot available

High-order cross-connect capacity

Low-order cross-connect capacity

Line unit

Connector (Interface) type

9, 10 60G 20G

STM-16 SFP

I-16, S-16.1, L-16.1, L-16.2

CXLLNSTM-4 SFP

S-4.1, L-4.1, L-4.2, Ve-4.2

STM-1 SFP

S-1.1, L-1.1, L-1.2, Ve-1.2

Core Unit

Function

Cross-connect Unit

Timing Unit

SCC Unit

Line unit


Cross-Connect Unit

High-order cross-connect matrix (60G)

SDH unit Ethernet unit

Multi-Granularity: VC12/VC3/VC4/VC-4-xc

PDH unit

Low-order cross-connect matrix (20G)

Flexible service cross-connect, loopback, multicast and broadcast

Send to SCC



2.5G line unit

PDH unitStandby

2.5G line unit

Ethernet unit

PDH unit

Ethernet unit

2.5G line unit

2.5G line unit

Cross-Connect Unit

Cross-connect

Cross-connect

Active


Indicator Color Description

STAT

Board works normally

Board hardware fails

Board is powered off

ACTX

Cross-connect unit is in active status

Cross-connect unit is in standby status

Cross-Connect Unit

CXL16

CXL16STATACTXACTCPROGSRVXSRVLSYNCALMC

CLASS 1

LASER

PRODUCT

OU

TIN

RESET

ALM CUT

CXL4


CLASS 1LASER

PRODUCT

RESET

ALM CUT

OU

TIN

CXL1


CLASS 1LASER

PRODUCT

RESET

ALM CUT

OU

TIN

Logical unit GXCL (5G) EXCL (20G)


Timing Unit

Function

Process 2 x 2048 kHz or 2048 kbit/s external timing signals

Supply 2 x 2048 kHz or 2048 kbit/s timing signals

Process SSM protocol

Non-synchronization status message (SSM) mode

Standard SSM mode for clock signal quality

Extended SSM mode for clock ID


SYNCClock works in Normal mode

Clock works in hold-over or free-run mode


Cross-Connection and Timing Unit


Critical BUS_ERR Chip of the cross-connect board is damaged

Damaged backplane bus

Major

APS_INDI MSP switching happens

TEMP_OVER Ambient temperature is too high.

W_OFFLINE Ejector lever on the front panel is rotated to the open position.

Minor

EXT_SYNC_LOS Physical interface signal of the external clock source is lost.

CLOCK_ENTER_NO_TRACE_MODE

Clock working mode changes from locked into holdover or free-run.

Warning

APS_FAILMultiplex section protection switching fails.

MS node information is lost or set incorrectly

SWITCH_DISABLE Board switching is disabled

OTH_BD_STATUS Another board pulled out or plugged in

Common alarms of Cross-Connect and Timing unit


SDH unit

Other unit

PDH unit

Cross-connect unit

System Control & Communication Unit

NMS

Other NE

DCC

Commands



CXL1


CLASS 1LASER

PRODUCT

RESET

ALM CUT

OU

TIN


Alarm cut switch (short and long press)

Alarm cut switch (short and long press)

Reset boardReset board

Active SCC unit ACTC ( )

Standby SCC unit ACTC ( )

To warm reset board, press RESET

To cut buzzer temporarily, press ALMC for 1 second ( )

To cut buzzer permanently, press ALMC for 3 seconds ( )

To re-enable buzzer, press ALMC for 1 second ( )

Logical unit SCC GSCC (with ASON)



Service configuration, grooming and monitoring

Collect alarm and performance events

Support NE ID setting by software

1+1 hot backup

Extended ECC

Controls cabinet indicators and fans

3 Housekeeping alarm inputs and 1 alarm outputs

Functions of SCC unit



Ring A

NMS

L< 50mEthernet port

Ethernet port

Ring B

Extended ECC function


Four databases on the SCC

MDB

Issued data

FDB0FDB1

Save manually or periodically every 30 mins


DRDBBoards in

running status

Success

verifyNE in installing

statusFail

DRDBAutomatically saves the successfully verified data.If power fails, the data in DRDB will be lost.

FDB0, FDB1Manually or periodically saves the data. Enduringly saves data and does not need battery.

MDBAutomatically saves the current data in dynamic RAM.If power fails, the data in MDB will be lost.




Critical NESTATE_INSTALL NE is in the installing state.

Major

MSSW_DIFFERENT Software in the master and slave SCC are mismatched

WRG_BD_TYPE Inserted board and the configured board are mismatched

NESF_LOST Host software is lost.

POWER_ABNORMAL Faulty power resource, e.g. the 3.3V power module of the SCC or AUX, and the 3.3V backup power module, and 2 channels of – 48V

POWER_FAIL Too low battery voltage on the SCC

Common alarms of SCC unit


Line Unit

CXL16


CLASS 1

LASER

PRODUCT

OU

TIN

RESET

ALM CUT

CXL4


CLASS 1LASER

PRODUCT

RESET

ALM CUT

OU

TIN

CXL1


CLASS 1LASER

PRODUCT

RESET

ALM CUT

OU

TIN

STM-1 S-1.1, L-1.1, L-1.2, Ve-1.2

STM-4 S-4.1, L-4.1, L-4.2 and Ve-4.2

STM-16 I-16, S-16.1, L-16.1 and L-16.2

Automatic laser shutdown (ALS) function

Swappable optical module (SFP)

Support VC-4-4c, VC-4-8C and AU-4-16c services

Inloop and outloop function



2.1 SDH unit

2.2 PDH unit

2.3 Ethernet unit

2.4 Core unit

2.5 Auxiliary unit


Auxiliary Unit

Board Board name

System Auxiliary Process SAP

System Extended Interface SEI

Power Interface Board PIU

Booster Amplifier Board BA2

Pre-amplifier Board BPA

Fan unit FAN

Uninterruptible Power Modules UPM


System Auxiliary Process unit－ SAP

Function

Inserted in slot 14

Provides NM interface

Process environmental alarms

Provides drive current for cabinet indicators

Process orderwire bytes

Monitor -48V power supply for Overvoltage and

undervoltage

Provide and monitor +3.3 V power centralized

backup function for each board (secondary power

1:N protection) NM port

COM test port

Q1SAP

Q1SAP

ETH

COM

STATPROG

PWRA

PWRC

PWRB


System Extended Interface unit－ SEI

CLK1 CLK2PHONEF&f

F1OAM

LAMP2

LAMP1

ALMO2ALMO1

ALMI2ALMI1 S1 S2 S3 S4 V1 V2

CLKO1 CLKO2 CLKI1 CLKI2

ALMO1/2: Alarm outputALMI1/2: 8 x Environment alarm input

LAMP1/2: Cabinet indicator outputOAM: X.25 OAMF1: Co-directional data 64 Kbit/sS1 ~ S4: Serial 1 ~ 4 broadcast data

F&f: LCTPHONE: OrderwireCLK1/2: 120 Ω Ext clock input/output 1/2V1/2: NNI Audio/Signaling

CLKO1/2: 75 Ω Ext clock output 1/2 CLKI1/2: 75 ΩExt clock input 1/2


Power Interface Board－ PIU

Function

Access power

Lightning protection

Enhance the electro magnetic compatibility (EMC)

of the system by filtering and shielding the power

supply.

Protect the power interface from damage caused

by misconnection.

1+1 hot backup protection


Power Interface Board－ PIU

Interface Description

PWS 50 W power output interface, supplying power for COA or HUB

PWR –48 V power access interfacePIU

PWS

RTN(+)

PWR

NEG(-)


FAN Unit

FAN Unit


FAN Unit

Function

Support hot swapping

Automatic speed adjustment


STAT The fan operates normally.

The fan, fan power board or FANA is abnormal.

The fan is turned off due to low temperature.


Major FAN_FAIL The faulty fan

The fan is power off


Questions

How many types of boards are there in OptiX OSN 2500?


SummaryUnit Constituent board Function

SDH unit

Processing with optical interface board

SL16, SLQ4, SLD4, R1SLD4, SL4, R1SL4, SLT1, SLQ1, R1SLQ1, SL1, R1SL1, SEP1

Access and process STM-N signals and concatenated optical signals.

Implement TPS protection.

Interface board EU08, OU08, EU04

Protection switching board

TSB8

PDH unit

Processing with electrical interface board board

SPQ4, PD3, PL3, PQ1, PQM, PD1

Access and process E1, E1/T1, E3/T3, E4/STM-1 electrical signals.

Implement TPS protection.Interface boardMU04, D34S, C34S, D75S, D12S, D12B

Ethernet unit

Processing with optical/electrical Interface/ Processing board

EGS2, EGT2, EMS4, EFS0, EFS4, EFT8, EFT4

Access and process FE, GE signals.

Implement TPS protection

Interface board ETF8, EFF8, ETS8


SummaryUnit Constituent board Function

Ethernet interface unit (RPR)

Processing with Interface board

EMR0, EGR2 Access and process FE, GE signals. Support RPR and conduct TPS protection for Ethernet signals. Implement TPS protection.Interface board ETF8, EFF8, ETS8

ATM interface unitADL4, ADQ1, IDQ1, IDL4

Access and process STM-4, STM-1 ATM signal.

WDM unit

MR2A, MR2B,MR2C

Provide add/drop multiplexing of any two adjacent wavelengths.

LWX

Implement conversion between client signaling wavelengths of any rate (10 Mbit/s to 2.7 Gbit/s NRZ code signal) and those wavelengths complying with G.692 standard.

Core unitCXL1, CXL4, CXL16

Implement cross connection and provide the equipment with system clock.Provide interface for connecting the equipment with the NM system and process the overhead of SDH signals. Support intelligent feature.Provides the optical interface.


Summary

Unit Constituent board

Function

Power input unitPIU

Provide power supply and protect the equipment against abnormal power

Inter-board communication and power backup unit SEI

Implement centralized power backup function and provide auxiliary interfaces externally (F1, alarm and external clock)

Fan unit FAN Dissipate heat for the system

Other functional units

Optical booster amplifier board

BA2, BPA Amplify or pre-amplify the optical power

Case-based optical amplifier

61COA and 62COA

Amplify the optical power and installed in the cabinet




Chapter 3 Features


1:4 TPS of E1/T1 board

2 groups 1:1 TPS for E3/T3/E4/STM-1(e)/FE board

Equipment Protection

SLOT1

SLOT2

SLOT3

SLOT4

SLOT5

P

SLOT6

W

SLOT7

W

SLOT8

SLOT9

CXL

SLOT10

CXL

SLOT11

SLOT12

W

SLOT13

W

SLOT14

SAP

SLOT15

SLOT16

SLOT17

SLOT18

SLOT1

SLOT2

SLOT3

TSB

SLOT4

SLOT5

SLOT6

P

SLOT7

W

SLOT8

SLOT9

CXL

SLOT10

CXL

SLOT11

SLOT12

W

SLOT13

P

SLOT14

SAP

SLOT15

SLOT16

SLOT17

TSB

SLOT18


Items protected Protection scheme

E1/T1 processing card 1:N (N 4) TPS

E3/T3 processing card 1:1 TPS (2 Groups)

E4/STM-1 processing card 1:1 TPS (2 Groups)

FE processing board 1:1 TPS (2 Groups)

Core unit 1+1 hot backup protection

-48V power interface card 1+1 hot backup protection

3.3V card power supply 1:N centralized hot backup protection

* The OptiX OSN 2500 can support two TPS groups of different types of services at the one time.




Fans

The mutual backup of power supplies for the fans

Automatic fan speed adjustment

− Once one fan modules goes faulty, the other two will operate at

their full speed.

− Turns off the fans at low temperature

Abnormality-Specific Board Protection

Check function of application program and data

Over-voltage and under-voltage protection

Board temperature check


Network Level Protections

Protections Types

Linear MSP1+1 MSP

1:N (1 ≤ N ≤ 14) MSP

MSP ring

2-fiber bidirectional MSP ring

2-fiber unidirectional MSP ring

4-fiber bidirectional MSP ring

Mesh Protection Intelligent function

SNCP

Dual node interconnection (DNI)

Fiber-Shared Virtual Path Protection

MS-Shared Optical Path Protection

RPR

VP-Ring/VC-Ring Protection


Intelligent Features

Service level agreement (SLA)

Topology automatic discovery function

Automatic end-to-end service configuration

Support mesh networking and protection

Traffic engineering

Topology automatic discovery function

Fair algorithm

3 service levels

Resilient Packet Ring (RPR)


Product Introduction

Cabinet, Sub-rack and Boards

Features

Summary

www.huawei.com

Thank You

ota105102 optix osn 2500 hardware description issue 1.20

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