ota105102 optix osn 2500 hardware description issue 1.30

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Copyright © 2006 Huawei Technologies Co., Ltd. All rights reserved.

OptiX OSN 2500 Hardware Description


Contents1. Product Introduction

2. Cabinet, Sub-rack

3. Boards

4. Common Network Elements and Configuration

5. Features


Product 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 2500What is OSN 2500？？


Network ApplicationLong-Haul Back Bone

iManager T2000

OptiX BWS 1600G

OSN 3500/7500/9500OSN 3500 /7500/9500

OSN /1500

OSN 7500/9500

160 × 10G40×10G

10G/2.5G

OptiX BWS 1600G

OSN 1500/3500

Core

Convergence

OSN 1500/Metro OSN /Metro AccessOSN /Metro

10G/2.5G 10G

2500

2500

2500

OSN /15002500


System Architecture

SCC Unit

Timing 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

interface

Auxiliary interface

External synchronization

interface

TU TU

Ethernet

PDH SAN/Video

ATM

STM-16

λ

STM-1

STM-4


Large Capacity and Multi-services Access

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

West

SDH unit

Cross-connect matrix higher-order (20G) lower-order (5G/20G)

Ethernet Interface

unit

East

FE/GE

Large crossLarge cross--connect capacityconnect capacity MultiMulti--granularity granularity

crosscross--connect connect capacity 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




3. Boards


5. Features


Cabinet

W

H

D

ETSI 300/600 Cabinet

(mm)

Weight (kg)

Max. number of mounted sub-racks

600 (W) x 300 (D) x 2000

(H)55

79

60

84

70

94

2600 (W) x 600 (D) x 2000

(H)2

600 (W) x 600 (D) x 2200

(H)3

600 (W) x 300 (D) x 2600

(H)4

600 (W) x 300 (D) x 2200

(H)3

600 (W) x 600 (D) x 2600

(H)4


Indicators and Power ConsumptionCabinet Indicators

Power Consumption and Fuse

Indicator Color Status Description On Cabinet is powered ONOff Cabinet is OFFOn Critical alarmOff No critical alarmOn Major alarm

Major alarmOff No major alarmOn Minor alarm

Minor alarmOff No minor alarm

Critical alarm

Power

400

Power consumption/sub-rack (W)

15

Fuse capacity/ sub-rack (A)


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


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 (Cont.)Slot Assignment, Access capacity & Relation

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

1.25G

SLOT14

SLOT5

622M

SLOT6

622M

SLOT7

2.5G

6 1, 2

7 3, 4

12 15, 16

13 17, 18

622 M x 2 1.25 G1.25 G x 1 1.25 G2.5 G x 6 15 GFuture use 1.25 G

Access capacity: 18.75 G


Sub-rack (Cont.)Slot Assignment capacity

SLOT3

SLOT2

SLOT1

SLOT4

Fiber routing panel22

PIU25

PIUSLOT 23

FANSLOT 24

FAN

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 panel22

PIU25

PIUSLOT 23

FANSLOT 24

FAN

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




3. Boards


5. Features


Contents3. Boards

3.1 SDH Unit

3.2 PDH Unit

3.3 Ethernet Unit

3.4 ATM Unit

3.5 MST Unit

3.6 WDM Unit

3.7 Core Unit

3.8 Auxiliary Unit


BoardsBoard Appearance and type

Processing with Interface

Processing

Interface


SDH UnitBoard Full name Slots Available Module available

Connector type

5 ~ 8, 11 ~ 13

SF16

1 x STM-16 processing

with optical interface board

(FEC)

Fixed wavelength outputSF16: Ve-16.2c, Ve-16.2d, Ve-16.2f

SL16 (A)1 x STM-16 processing

with optical interface board

7, 8, 11 ~ 13 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)

SLQ44 x STM-4 processing with

optical interface board

SLD42 x STM-4 processing with

optical interface boardI-4, S-4.1, L-4.1, L-4.2, Ve-4.2

LC

SL41 x STM-4 processing with


Signal processing with optical interface board


SDH Unit (Cont.)

SF16

SF16

STATACTPROGSRV

CLASS 1LASER

PRODUCT

OUT

IN

4 indicators 4 indicators

LC Connector LC Connector

Indicator Status Color Description On, green

On, red

Off

On, green

Off

Board works normally.

Board hardware fails. STAT

Board Status

Board is activated/configured. ACT

Board Activation

Board is not activated/configured.

Board is powered off.

CLASS 1LASER

PRODUCT


SDH Unit (Cont.)Indicator description

Indicator Status Color Description

On, green

On for 100ms and off for100ms alternatively, green

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

On, red

OffOn, greenOn, redOn, yellowOff

Upload of board software to FLASH or the FPGA upload is normal, or the board software initialization is normal.Board software is being uploaded to FLASH or FGPA.

Board software is initializing, and is in BIOS boot stage.Board software in FLASH or the FPGA configuration is lost, resulting in upload and initialization failure.

PROG

Board Software

Service is normal and no service alarm occurs.Critical or major alarm occurs to service.Minor or remote alarm occurs to service.

SRV

Service Alarm

No power supply.

No service configured or no power supply.


SDH Unit (Cont.)

SL16

SL16

STATACTPROGSRV

CLASS 1LASER

PRODUCT

OUT

IN

SL16A

SL16A

STATACTPROGSRV

CLASS 1LASER

PRODUCT

OUT

IN

CLASS 1LASER

PRODUCT

SFP Module SFP Module

SLQ4

SLQ4

STATACTPROGSRV

CLASS1LASER

PRODUCT

OUT1

IN1

OUT2

IN2

OUT3

IN3

OUT4

IN4

SLD4

SLD4

STATACTPROGSRV

CLASS1LASER

PRODUCT

OUT1

IN1

OUT2

IN2

SL4

SL4

STATACTPROGSRV

CLASS1LASER

PRODUCT

OUT

IN


SDH Unit (Cont.)

Board Full name Slots Available Module availableConnector type

5 ~ 8, 11 ~ 13

SLT112 x STM-1 processing with


SLO18 x STM-1 processing with


SLQ14 x STM-1 processing with


SL11 x STM-1 processing with


I-1, S-1.1, L-1.1,

L-1.2, Ve-1.2LC



SDH Unit (Cont.)

SLT1

SLT1STATACTPROGSRV

CLASS1LASER

PRODUCT

OUT1

IN1

OUT2

IN2

OUT3

IN3

OUT4

IN4

OUT5

OUT6

OUT7

OUT8

OUT9

OUT10

IN5

IN6

IN7

IN8

IN9

IN10

OUT11

OUT12

IN11

IN12

SLQ1

SLQ1STATACTPROGSRV

CLASS1LASER

PRODUCT

OUT1

IN1

OUT2

IN2

OUT3

IN3

OUT4

IN4

SL1

SL1

STATACTPROGSRV

CLASS1LASER

PRODUCT

OUT

IN

S L O 1

S L O 1S T A TA C T

P R O GS R V

OU

T1IN

1O

UT2

IN2

OU

T3IN

3O

UT4

IN4

OU

T5O

UT6

OU

T7O

UT8

IN5

IN6

IN7

IN8

C LA S S 1

LA S E RP R O D U C T

CLASS 1LASER

PRODUCT


SDH Unit (Cont.)Board Full name Slots Available

Connector type

SEP12 x STM-1 processing with

electrical interface board5~8,11~17 SMB

Board Full name Slots Available

SEP8 x STM-1 processing

board6,7,12, 13

Board Full name Slots AvailableConnector (Interface) type

OU08 8 x optical signal access board LC/SC (I-1 and S-1.1)

EU088 x electrical signal access

boardSMB

EU044 x electrical signal access

board

1~4, 15~18

SMB

1,17Tributary Switch Board for 8

signalsTSB8

Slots AvailableFull nameBoard

Signal processing with electrical interface board

Signal processing

Interface

TPS


SDH Unit (Cont.)SEP1

No need for interface board

SMB interfaces on the front panel are used

Can be inserted in all line slots

SEPNeed interface board: EU08, OU08, EU04

SMB interfaces on the front panel are inhibited


SDH Unit (Cont.)

EU08

EU08

OU

T1IN

1O

UT2

IN2

OU

T3IN

3O

UT4

IN4

OU

T5IN

5O

UT6

IN6

OU

T7IN

7O

UT8

IN8

EU04

EU04

OU

T1IN

1O

UT2

IN2

OU

T3IN

3O

UT4

IN4

OU08

OU08

IN8

IN7

OU

T8O

UT7

OU

T6IN

6O

UT5

IN5

OU

T4IN

4O

UT3

IN3

OU

T2IN

2O

UT1

IN1

OU08

OU08

OU

T4IN4

OU

T3IN3

OU

T2IN2

OU

T1IN1

OU

T8IN

8O

UT7IN

7O

UT6IN

6O

UT5IN

5

SEP1

SEP1

STATACTPROGSRV

AO

UT

AIN

BO

UT

BIN

TSB8

TSB8

SLH1

SLH1

STATACTPROGSRV

CLASS 1LASER

PRODUCT


SMB connector SMB connector

SC connector SC connector


SDH Unit (Cont.)Functions of SL16

……STM-16

16X

VC4

OH and AU-PTR processing

Send to SCC

Collect Alarm and performance

Send to Cross-connect unit


SDH Unit (Cont.)Features of SL16

Fixed wavelength output

Automatic laser shutdown (ALS) function

Swappable optical module (SFP)

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

services

Inloop and outloop function

Setting and querying of the REG working

mode

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


SDH Unit (Cont.)Optical port parameters of SL16

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)

1550 1550.12

80～140 140～170

17

-34

-10

14

-28

-9

Wavelength (nm) 1310 1310 1310 1550 1550

Distance (km) 0～2 2～15 15～40 40～80 80～100

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

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

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


SDH Unit (Cont.)Common alarms of SDH unit Alarm level Color

Critical

Major

Minor

Alarm name Alarm reason

R_LOS

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

POWER_ABNORMAL

Power module of the line board fails.

Opposite station receives the R_LOS, R_LOF or MS_AIS signal

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

HP_RDI Faulty receiver at the opposite node or transmitter at the local node

LOOP_ALM Software inloop or outloop is being performed.

AU_AIS

Receiver can not receive STM-N signal normally.

Critical alarm e.g. R_LOS happens.


SDH Unit (Cont.)Common performance events of SDH unit Performance name Performance meaningRSBBE Regenerator section block of background error

MSBBE Multiplex section block of background error

MSFEBBE Multiplex section far end block of background error

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

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


SDH Unit (Cont.)

Board Full name Slots available Module availableConnector type

7,21

5~7,19~21

R1SLD

4

2 x STM-4

processing with

optical interface

board

R1SL4

STM-4 processing

with optical interface

board

R1SLQ

1

4 x STM-1

processing with

optical interface

board

R1SL1

STM-1 processing

with optical interface

board

I-1, S-1.1, L-1.1, L-1.2,

Ve-1.2

I-4, S-4.1, L-4.1, L-4.2,

Ve-4.2

LC



SDH Unit (Cont.)

R1SL4

R1SL4

OU

T

STATACTPROGSRV

IN

R1SLD4

R1SLD4

STATACTPROGSRV

IN1

OU

T1O

UT2

IN2

R1SLQ1

R1SLQ1

STATACTPROGSRV

OUT1

IN1

OU

T2O

UT3

OUT4

IN2

IN3

IN4

R1SL1

R1SL1

STATACTPROGSRV

OU

TIN

CLASS 1LASER

PRODUCT



PDH Unit

Board Full nameSlots available

Connector type

SPQ4 4 x E4/STM-1 processing board

PD3 6 x E3/T3 processing board

PL3 3 x E3/T3 processing board

6, 7, 12, 13 -

PL3A 3 x E3/T3 processing with electrical interface board 5 ~ 8, 11 ~ 13

1, 3, 15, 17SMB

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

D34S6 x E3/T3 signal access bridging and switching

boardC34S

3 x E3/T3 signal access bridging and switching

board

PDH boards


PDH Unit (Cont.)SPQ4/MU04

MU04

MU04

OUT1

IN1

OUT2

IN2

OUT3

IN3

OUT4

IN4

SPQ4

SPQ4

STATACTPROGSRV

IndicatorsIndicators

SMB connector SMB connector


PDH Unit (Cont.)

PL3A

PL3A

STATACTPROGSRV

OUT1

IN1

OUT2

IN2

IN3

OUT3

D34S

D34S

OUT4

IN4

OUT5

IN5

OUT6

IN6

OUT1

IN1

OUT2

IN2

OUT3

IN3

C34S

C34S

OUT1

IN1

OUT2

IN2

OUT3

IN3

PD3

PD3

STATACTPROGSRV

PL3

PL3

STATACTPROGSRV

IndicatorsIndicatorsSMB connector SMB connector


PDH Unit (Cont.)


Connector type

PQM 63 x E1/T1 signal processing board

PQ1 63 x E1 signal processing board5 ~ 7, 12, 13

PD1 32 x E1/T1 signal processing board5 ~ 7, 19 ~

21

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

1 ~ 4, 15 ~

18

DB44

-

D12S32 x 120 Ω E1/100 Ω T1 signal access bridging and switching board

D75S32 x 75 Ω E1 signal access bridging and switching board

PDH boards


PDH Unit (Cont.)

D12B

17～

249～

161～

825～

32

D12B

D12S

D12S

17～

249～

161～

825～

32

D75S

D75S

17～

249～

161～

825～

32

PQM

PQM

STATACTPROGSRV

PQ1

PQ1

STATACTPROGSRV

Indicators Indicators

DB44 DB44

PD1

STATACTPROGSRV


PDH Unit (Cont.)Functions of PQ1


1 X VC4

Send to SCC


63X

E1

LPOH and TU-PTR processing

E1


PDH Unit (Cont.)Features of PQ1

Interface Type: 75Ω or 120Ω

Support Inloop and outloop functions

Support Warm and Cold reset

Support TPS function


PDH Unit (Cont.)Common alarms of PDH unit

Alarm levelColo

rAlarm name

ALM_SUBCARD_AB

N

T_ALOS

TU_AIS

LP_RDI

LP_REI

Major

Alarm reason

The interface board and the processing board

are mismatched

Minor

No E1 service is accessed

Critical alarm e.g. R-LOS happens

Wrong service configuration

Faulty PDH board

Opposite node receives such alarms as

TU_AIS and TU_LOP

LPBBE happens on the opposite node


PDH Unit (Cont.)Common performance of PDH unit

Performance name Performance meaning

LPBBE Low-order path block of background error

LPES Low-order path errored second

TUPJCHIGH Count of positive TU pointer justifications

TUPJCLOW Count of negative TU pointer justifications

LPFEES Low-order path far end errored second

LPFEBBE Low-order path far end block of background error


Ethernet Unit

Board Full name Slots available Interface typeConnector type

EGS44 x GE with L2 switching processing with interface board

1000BASE-SX/LX/ZX LC

EGS22 x GE with L2 switching processing with interface board


EGT2

2 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

5 ~ 8, 11 ~ 13

Ethernet boards


Ethernet Unit (Cont.)

EGS4

EGS4STATACTPROGSRV

CLASS 1LASER

PRODUCT

OU

T1IN

1O

UT2

IN2

OU

T3IN

3O

UT4

IN4

LINK ACT

EGS2

EGS2

STATACTPROGSRVLINK1ACT1

ACT2LINK2

CLASS 1LASER

PRODUCT

OU

T1IN

1O

UT2

IN2

EGT2

EGT2

STATACTPROGSRVLINK1ACT1

ACT2LINK2

CLASS 1LASER

PRODUCT

OU

T1IN

1O

UT2

IN2

EMS4

EMS4STATACTPROGSRV

CLASS 1LASER

PRODUCT

OU

T1IN

1O

UT2

IN2

OU

T3IN

3O

UT4

IN4

LINK ACT

Indicator Color Status Description

On

Off

Flashing Data exchanged

ACT1Off

No data being

exchanged

Link is established

LINK1 Link is not

established

CLASS 1LASER

PRODUCT

SFP ModuleSFP Module



Board Full name Slots available Interface type Connector

type

EFS4 4 x FE with L2 switching processing with interface board 5 ~ 8, 11 ~ 13

10Base-T/

100Base-TX RJ-45

EFS0 8 x FE with L2 switching processing board 6, 7, 12, 13

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

5 ~ 7, 19 ~ 21

1, 3, 15, 17

- -

EFT8 8 (16) x FE transparent transmission processing with interface board

10Base-T/ 100Base-TX RJ-45

EFT4 4 x FE transparent transmission processing with interface board

10Base-T/ 100Base-TX RJ-45

ETS88 x FE twisted pair signal access

switching board

10Base-T/

100Base-TX RJ-45

EFF8 8 x FE optical signal access board 100Mbit/s-FX LC

ETF8 8 x FE twisted pair signal access board10Base-T/

100Base-TX RJ-45

Ethernet boards



EFS4

EFS4

STATACTPROGSRV

FE1

FE2

FE3

FE4

EFS0

EFS0

STATACTPROGSRV

ETS8

ETS8

FE1FE2

FE3FE4

FE5FE6

FE7FE8

EFT8

EFT8

STATACTPROGSRV

FE1

FE2

FE3

FE4

FE5

FE6

FE7

FE8

ETF8

ETF8

FE1FE2

FE3FE4

FE5FE6

FE7FE8

EFF8

EFF8

LINK ACT

12345678

OU

T1IN

1O

UT2

IN2

OU

T3IN

3O

UT4

IN4

OU

T5IN

5O

UT6

IN6

OU

T7IN

7O

UT8

IN8

CLASS 1LASER

PRODUCT

CLASS 1LASER

PRODUCT

EFT4

STATACTPROGSRV

FE1FE2

FE3FE4

RJ 45 connectorRJ 45 connector

LC connectorLC connector



Function

EVPL/EVPLAN Service

QoS

Resilient Packet Ring Function

Weighted fair algorithm and three service levels

Auto discovery of topology

Wrap and steering protection

Board Full name Slots available Interface type Connector type

EGR22 x GE RPR processing with interface board

6, 7, 12, 13

5 ~ 8, 11 ~ 13

1000Mbit/s-SX/LX LC

EMR01 GE + 4 (12) x FE RPR processing with interface board

10/100Mbit/s-TX, 1000Mbit/s-SX/LX

RJ-45, LC

EMR0

EMR0

STATACTPROGSRVLINKACT

CLASS 1

LASER

PRODUCT

OU

T1IN

1

FE1

FE2

FE3

FE4

EGR2

EGR2

LINK1ACT1

ACT2LINK2

STATACTPROGSRV

CLASS 1

LASER

PRODUCT

OUT1

IN1

OUT2

IN2

GE PORTSFP ModuleGE PORTSFP Module

FE PORTRJ 45 connectorFE PORTRJ 45 connector


Ethernet Unit (Cont.)Function of EFS4


8 X VC4

Send to SCC


4X

FE

FE GFP

N×VC12/VC3VC-12-Xv(x≤63), VC-3-Xv(x≤12)


Ethernet Unit (Cont.)Features of EFS4

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


Ethernet Unit (Cont.)Common alarms of Ethernet unit

Alarm level Color Alarm name

HARD_BAD Faulty board hardware

TU_AIS_VC3 Interrupted contiguous VC3-xcMajor

PROTOCOL_MM Mismatched encapsulation protocol

LP_RDI_VC3 TU_AIS_VC3 happens in the opposite node

Critical ETH_LOS Interrupted Ethernet link

Minor LCAS_BAND_

DECREASED VC-Trunk bandwidth decreases

Alarm reason


Ethernet Unit (Cont.)Common performance events of 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 alarmthreshold

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


ATM UnitATM boards


Interface typeConnector type

ADL41 x STM-4 ATM processing with

interface board

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

L-4.2

ADQ14 x STM-1 ATM processing with

interface board

Ie-1, S-1.1, Ve-1.2,

L-1.2, L-1.1

IDL41 x STM-4 ATM/IMA processing

with interface board

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

Ve-4.2

7,8,11,

12, 13

IDQ14 x STM-1 ATM/IMA processing

with interface board

Ie-1, S-1.1, L-1.2,

Ve-1.2, L-1.1

LC


ATM Unit (Cont.)

IDQ1

IDQ1

STATACTPROGSRV

CLASS 1

LASER

PRODUCT

OUT1

IN1

OUT2

IN2

OUT3

IN3

OUT4

IN4

ADL4

ADL4

STATACTPROGSRV

CLASS 1

LASER

PRODUCT

IN1

OUT1

SFP

CONNECTORADQ1

ADQ1

STATACTPROGSRV

CLASS 1

LASER

PRODUCT

OUT1

IN1

OUT2

IN2

OUT3

IN3

OUT4

IN4

IDL4

IDL4

STATACTPROGSRV

CLASS 1

LASER

PRODUCT

IN1

OUT1

CLASS 1LASER

PRODUCT


ATM Unit (Cont.)Function of ADQ1

4X

ATM

8X

VC4

Mapper

VC-12, VC-4, VC-4-Xv

ATM


Send to SCC



ATM Unit (Cont.)Features of ADQ1

Supports CBR, rt-VBR, nrt-VBR and UBR

Supports QoS

ATM switching capability: 1.25 Gbit/s

Max. uplink bandwidth: 8 VC-4, or 12 VC-3 + 4 VC-4

E3 traffic can be received from PDH board

Supports ATM multicast connection

Supports VP-Ring and VC-Ring

Uni-directional/bidirectional 1+1 and 1:1 board protection

Supports inloop and outloop


ATM Unit (Cont.)Common alarms of ATM unit

Alarm level

Color Alarm name

More critical alarms e.g. R_LOS happens.VPAIS

The faulty ATM board

More critical alarms e.g. R_LOS happens.Critical

VPRDI The VPAIS is reported on the opposite node ATM board

VCAISThe faulty ATM board

Major VCRDI The VCAIS is reported on the opposite node ATM board

LCD The cell heads are lost

Alarm reason


ATM Unit (Cont.)Common performance of ATM unit


VC3BBE VC3 block of background error

VC3FEBBE VC3 far end block of background error

VC3FEES VC3 far end errored second

ATM_CORRECTED_HCSERR Number of corrected cells with HCS error at ATM interface

ATM_UNCORRECTED_HCSERR Number of uncorrected cells with HCS error at ATM interface

ATM_RECV_CELL Number of cells ATM interface received

ATM_RECV_IDLECELL Number of idle cells ATM interface received

ATM_TRAN_CELL Number of cells ATM interface transmitted

ATM_INGCELL Number of input cells in ATM link

ATM_EGCELL Number of output cells in ATM link

VC3ES VC3 errored second


MST Unit

Board Full name Slots available Connector

MST4

4 x multi-service transparent

transmission processing with

interface board

5-8,11-13 LC

Service type Rate Remarks

GE 1000 Mbit/s Data service

FC50 531.25 Mbit/s Storage Area Network (SAN)

FC100/FICON 1062.5 Mbit/s SAN service

FC200 2125 Mbit/s SAN service

ESCON 200 Mbit/s SAN service

DVB-ASI 270 Mbit/s Video service


MST Unit (Cont.)Features of MST unit

Total uplink bandwidth 2.5G

Supports GFP-T encapsulation

Inloop and outloop function at the client side

Distance extension function for ports 1 and 2

SFP Modules

MST4

MST4

STATACTPROGSRV

OU

T1IN

1O

UT2

IN2

OU

T3IN

3O

UT4

IN4

SFP

CONNECTOR

Services SDH side Client side

FC100 3000km 40km

FC200 1500km 20km


MST Unit (Cont.)Function

Multi-Services

16X

VC4

GFP-T

VC-4-4c/8c/16c

SAN


Send to SCC



WDM Unit

Board Full name Slots available Connector type

LWX Arbitrary bit rate wavelength conversion processing with interface board 5-8,11-13

MR2B 5 ~ 7,19 ~ 21

1 ~ 4, 15 ~ 18

LCMR2A

MR2C

2-channel optical add/drop multiplexing board

MR2MR2

LWXLWX

OLAMUX DEMUX

OAOAOTUOTU

STM-1

STM-4

STM-16

STM-1

STM-4

STM-16


WDM Unit (Cont.)LWX

LWX

LWX

STATACTPROGSRV

CLASS 1LASER

PRODUCT

TXRX

OUT1

IN1

OUT2

IN2

Interface Type Description

IN1/IN2 Receives signals from the optical add/drop multiplexing board

OUT1/OUT2 Sends signals to the optical add/drop multiplexing board

TX Sends service signal to client-side equipment

RX

LC

Receives the service signal from client-side equipment


WDM Unit (Cont.)

Features of WDM unit

LWXLWXOCh

•• SDHSDH

•• PDHPDH

•• FE FE

•• ATMATM

•• FICONFICON

•• FCFC

•• SDHSDH

•• PDHPDH

•• FE FE

•• ATMATM

•• FICONFICON

•• FCFC

Alarm and performance event processALS function3R functionChannel spacing: 100 GHz

1+1 inter-board hot backup protectionSupport inloop/outloopBit rate: 10Mbit/s ~ 2.7 Gbit/s at client side


WDM Unit (Cont.)Board type Protection Description

Dual-fed signal selection LWX Intra-board protection

Inter-board protection Single-fed single receiving LWX

Optical channel protection with one board

1+1 inter-board hot backup protection

ProtectionOTU

Workingchannel

Protectionchannel

WorkingOTU

Coupler

Client-sideequipment

Working channel

Protection channel

OTU

Client-sideequipment


WDM Unit (Cont.)MR2A/MR2C

FunctionAdding/dropping two adjacent channels

Operating wavelength ranging 1535.82 nm ~ 1560.61 nm

Channel spacing is 100 GHz

MR2A

MR2A

CLASS 1LASER

PRODUCT

OUT

AO1

AO2

M I

M O

DO2

DO

1IN

Interface Type Description

A01–A02Access two channels of service signal added

locally.

D01–D02 Drop two channels of service signal locally.

IN Receive two channels of multiplexed signal.

OUT Send two channels of multiplexed signal.

MO/MI

LC

Concatenation interface, through which multiple

MR2A/MR2C boards can be concatenated.


WDM Unit (Cont.)

Drop1 Drop2

Add1 Add2

Out

In

MI

MO

MR2A/MR2C

An OTM with two channels

Drop1 Drop2

Add1 Add2

Out

In

MI

MO

Drop1 Drop2

Add1 Add2

Out

In

MI

MO

An OTM with four channels

MR2A/MR2C

MR2A/MR2C

In Out

MI MO

Drop1

Add1

Add2

Drop2

MR2A/MR2C LWXLWX

OADM station with two channels


WDM Unit (Cont.)Common alarms of WDM unit


R_LOS Receive loss of signal

LSR_WILL_DIE Laser will be out of work

OUT_PWR_HIGH Output power is too high

OUT_PWR_LOW Output power is too low

LASER_SHUT The laser is shut down

Major

Minor SPEED_OVER The too high signal rate

IN_PWR_HIGH Input power is too high Critical

IN_PWR_LOW Input power is too low

Alarm reason


WDM Unit (Cont.)Common performance of WDM unit


LSOOPMAX Maximum value of laser output optical power

LSOOPCUR Current value of laser output optical power

LSIOPMIN Minimum value of laser input optical power

LSTMPCUR Current value of laser working temperature

LSIOPCUR Current value of laser input optical power

LSTMPMAX Maximum value of laser working temperature

LSIOPMAX Maximum value of laser input optical power

LSTMPMIN Minimum value of laser working temperature

LSOOPMIN Minimum value of laser output optical power


Core UnitFunction

Cross-connect Unit

Timing Unit

SCC Unit

Line unit

Board name

Slot available

High-order cross-connect capacity

Low-order cross-connect capacity

Line unit

Connector (Interface/module) type

CXL4STM-4 SFP

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

CXL1

20G

STM-1 SFP

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

CXL16STM-16 SFP

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

9,10 5G (20G)


Cross-Connect Unit

High-order cross-connectmatrix (20G)

SDH unit Ethernet unit

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

PDH unit

Low-order cross-connectmatrix (5G/20G)

Flexible service cross-connect, loopback, multicast and broadcast

Send to SCC



Cross-Connect Unit (Cont.)

2.5G line unit

PDH unitStandby

2.5G line unit

Ethernet unit

PDH unit

2.5G line unit

2.5G line unitCross-connect

Ethernet unit

Cross-connect

Active


Cross-Connect Unit (Cont.)

Indicator Color Description

Board works normally

Board hardware fails

Board is powered off

Cross-connect unit is in active status

Cross-connect unit is in standby status

ACTX

STAT

CXL16

CXL16STATACTXACTCPROGSRVXSRVLSYNCALMC

CLASS 1LASER

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 unitGXCL (5G)EXCL (20G)


Timing UnitFunction

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


Clock works in Normal mode

Clock works in hold-over or free-run modeSYNC


Cross-Connection & Timing UnitCommon alarms of Cross-Connect and Timing

unit Alarm level Color Alarm name

Chip of the cross-connect board is damaged BUS_ERR

Damaged backplane bus

APS_INDI MSP switching happens

TEMP_OVER Ambient temperature is too high.

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

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

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

Major

Multiplex section protection switching fails. APS_FAIL

MS node information is lost or set incorrectly

SWITCH_DISABLE Board switching is disabled Warning

OTH_BD_STATUS Another board pulled out or plugged in

Alarm reason


System Control & Communication Unit

SDH unit

Other unit

PDH unit

Cross-connect unit

NMS

Other NE

DCC

Commands



System Control & Communication Unit (Cont.)

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 unitSCCGSCC (with ASON)



Functions of SCC unit

Service configuration, grooming and monitoring

Collects alarm and performance events

Supports NE ID setting by software

1+1 hot backup

Extended ECC

Controls cabinet indicators and fans

3 Housekeeping alarm inputs and 1 alarm outputs



Extended ECC function

Ring A

NMS

L< 50mEthernet port

Ethernet port

Ring B



Four databases on the SCC

MDB

Issued dataIssued data

FDB0FDB1

Save manually or periodically every 30 mins

DRDBBoards in

running status

Success

verify NE in installing status

Fail 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.



Common alarms of SCC unit


Critical NESTATE_INSTALL NE is in the installing state.

MSSW_DIFFERENT Software in the master and slave SCC 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

WRG_BD_TYPE Inserted board and the configured board are

mismatched

Major

Alarm reason


Line UnitSTM-1

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

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

STM-16I-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 VC-4-16c services

Inloop and outloop function CXL16


CLASS 1LASER

PRODUCT

OU

TIN

RESET

ALM CUT

CXL4


CLASS 1LASER

PRODUCT

RESET

ALM CUT

OU

TIN

CXL1


CLASS 1LASER

PRODUCT

RESET

ALM CUT

OU

TIN


Auxiliary Unit

Board Board name

System Auxiliary Process SAP

Fan unit FAN

System Extended Interface SEI

Power Interface Board PIU

Booster Amplifier Board BA2

Uninterruptible Power Modules UPM

Pre-amplifier Board BPA


System Auxiliary Process unit－SAP

FunctionInserted 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

Q 1 S A P

Q 1 S A P

E T H

C O M

S T A TP R O GP W R A

P W R CP W R B


System Extended Interface Unit－SEI

CLK1 CLK2PHONEF&fF1OA

MLAMP

2LAMP

1ALMO2ALMO1

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－PIUFunction

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 (Cont.)

Interface Description

PWS 50 W power output interface,

supplying power for COA or HUB

PWR –48 V power access interface

PIU

PWS

RTN(+)PWRNEG(-)


Booster Amplifier Board －BA2

Tx BA Rx

Output optical power+ 13 ~ + 15 dBm+ 15 ~ +17 dBm

Input/Output optical power detection

Input optical power-6 ~ +3 dBm


Booster Amplifier Board －BA2 (Cont.)

B A 2

B A 2

ST A TA C TPR O GSR V

OU

T1O

UT2

IN1

IN2

IN1/2 (dBm) Output 1 (dbm) Output 2 (dbm)

+13 ~ +15

+15 ~ +17

+13 ~ +15

+15 ~ +17

–6 ~ +3

+13 ~ +15

-

-

+13 ~ +15

+15 ~ +17

+15 ~ +17

1/ 2 BA modulesLC connector 1/ 2 BA modulesLC connector

Specifications

CLASS 1LASER

PRODUCT


Booster Amplifier Board －BA2 (Cont.)

Function

2 channel power amplification

Used on TX side

Fixed output optical power

Used for 1530 ~ 1565 nm signals

Reports laser performance parameter

ALS function

Automatic control of laser temperature and optical power of the

EDFA module


Pre-Amplifier Board －BPA

Tx PA Rx

Detects the input/output optical power

Gain22 dB

Receiver sensitivity-38 dBm


Pre-Amplifier Board －BPA (Cont.)

BPA

BPA

STATACTPROGSRV

PO

UT

BO

UT

BIN

PIN

BIN (dBm) BOUT (dBm) PIN (dBm)

-6 ~ +3 +13 ~ +15 -10 ~ -37 +11 ~ -16

-+15 ~ +17 -

POUT (dBm)

-

Port 1:BA module LC connector

Port 1:BA module LC connector

Port 2:PA moduleLC connector

Port 2:PA moduleLC connector

CLASS 1LASER

PRODUCT

Specifications


Pre-Amplifier Board －BPA (Cont.)Function

1-channel power amplification

1-channel pre-amplification

Fixed output optical power

Improving the receiver sensitivity to –38 dBm

BA used for 1530 ~ 1565 nm signals

PA used for 1550.12 nm signals

ALS function

Reports performance parameter


Case-based Optical Amplifier －COA

1 2 3 4 5 6 7

8 9 10

11

1. ID DIP switch 2. Running indicator 3. Alarm indicator 4. RS232-1

5. RS232-2 6. MONITOR-1 7. MONITOR-2 8. IN input optical port

9. OUT output optical port 10. Power switch 11. –48 V power interface


Case-based Optical Amplifier －COA (Cont.)

External installation

Types

61COA

Only one EDFA module

Can work as BA (+14 dBm or +17dBm), PA (with the receiver sensitivity of –38 dBm ) or LA

62COA

Raman amplifier with good noise performance

used in the RX (with the receiver sensitivity of –39 dBm)

Ultra long hop transmission for a single span (>170 km )


Amplifier UnitCommon alarms of Amplifier unit


IN_PWR_FAIL No input signal

IN_PWR_HIGH Input power is too high

OUT_PWR_ABN Abnormal output power

Critical

PUM_COOL_ALARM Faulty EDFA module

IN_PWR_LOW Input power is too low

Alarm reason


Amplifier UnitCommon performance of Amplifier unit


EDRPLAVG Current value of input optical power

EDRPLMIN Minimum value of input optical power

EDTMPMAX Maximum value of environment temperature

EDTPLMIN Minimum value of output optical power

EDTMPMIN Minimum value of environment temperature

EDTPLCUR Current value of output optical power

EDTMPCUR Current value of environment temperature

EDTPLMAX Maximum value of output optical power

EDRPLMAX Maximum value of input optical power


FAN Unit

FAN Unit


FAN Unit (Cont.)Function

Support hot swapping

Intelligent speed adjustment


Fan operates normally.

Fan, fan power board or FANA is abnormal.STAT

Fan is turned off due to low temperature.


Faulty fanMajor FAN_FAIL

Fan is power off

Alarm reason


Uninterruptible Power Modules－UPM

Functions of UPM

Convert AC 110/220V to DC -48V

Height 1U

Consists of converter and battery

Power feedback is 2 x 270W

Can be installed in 19 inch cabinet

Display CAU in T2000 NMS

Capacity of the battery is 40Ah


Uninterruptible Power Modules－UPM (Cont.)

1: AC input 2: AC-DC Converter, ventilation 3: Communication interface4: Battery input 5,6: Power feed interface

AC100~240 ALMRUN

RS232

1 32

ALM Vout ALM Vout

4

5 6

BAT-

BAT+

48V+

48V-

LOAD1 LOAD2

CAUTION!DO NOT INVERT POLARITY注意极性防止反接

BAT


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


SummaryUnit Constituent board Function

SL16, SLQ4, SLD4, R1SLD4, SL4,

R1SL4, SLT1, SLQ1, R1SLQ1,

SL1, R1SL1, SEP1

EU08, OU08, EU04

TSB8

Access and process STM-N

signals and concatenated optical

signals.

Implement TPS protection.

Access and process E1, E1/T1,

E3/T3, E4/STM-1 electrical

signals.

Implement TPS protection.

Access and process FE, GE

signals.

Implement TPS protection

SPQ4, PD3, PL3, PQ1, PQM, PD1

MU04, D34S, C34S, D75S, D12S,

D12B

EGS2, EGT2, EMS4, EFS0, EFS4,

EFT8, EFT4

ETF8, EFF8, ETS8

Processing with optical

interface board

Interface board

SDH

unit

Protection switching

board

Processing with

electrical interface

board boardPDH

unit

Interface board

Processing with

optical/electrical

Interface/ Processing

board

Ethernet

unit

Interface board


Summary (Cont.)Unit Constituent board Function

Processing with Interface board EMR0, EGR2 Access and process FE, GE signals. Support

RPR and conduct TPS protection for Ethernet signals. Implement TPS protection.

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

MR2A, MR2B,MR2C

Provide add/drop multiplexing of any two adjacent wavelengths.

Core unit CXL1, 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.

WDM unitLWX

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.

Ethernet interface unit(RPR) Interface board ETF8, EFF8, ETS8

ATM interface unit ADL4, ADQ1, IDQ1, IDL4


Summary (Cont.)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

Optical booster

amplifier boardBA2, BPA Amplify or pre-amplify the optical powerOther

functional

units Case-based optical

amplifier

61COA and

62COA

Amplify the optical power and installed in the

cabinet




3. Boards


5. Features


Contents4. Common network elements

4.1 Terminal multiplexer (TM)

4.2 Add and drop multiplexer (ADM)

4.3 Multi-add and drop multiplexer (MADM)

4.4 Regenerator (REG)


Terminal multiplexerTM

Low rate signalsPDH: E1/T1, E3/T3, E4SDH: STM-1eDATA: FE, GE, ATM, ...

High rate signalsSDH: STM-1/4/16/64


TM configuration

Tributary unit Line unit

50 x E1s STM-16

4 x E3s

D75S

Slot2

D75S

Slot1

Slot4

Fiber routing panel

SLOT 22PIU

SLOT 25PIU

SLOT 23FAN

SLOT 24FAN

Slot17

Slot16

Slot15

Slot18

Slot8

CXL16

Slot9

CXL16

Slot10

Slot11

Slot12

Slot13

SAP

Slot14

Slot5

PQ1

Slot6

PD3

Slot7

D34S

Slot3

OptiX OSN 2500

Terminal multiplexer (Cont.)


Add and drop multiplexerADM




ADM configuration


50 x E1s STM-16

4 x E3s

D75S

Slot2

D75S

Slot1

Slot4

Fiber routing panel

SLOT 22PIU

SLOT 25PIU

SLOT 23FAN

SLOT 24FAN

Slot17

Slot16

Slot15

Slot18

Slot8

CXL16

Slot9

CXL16

Slot10

Slot11

Slot12

Slot13

SAP

Slot14

Slot5

PQ1

Slot6

PD3

Slot7

D34S

Slot3

OptiX OSN 2500

Add and drop multiplexer (Cont.)


Multi-add and drop multiplexerMADM




Multi-add and drop multiplexer (Cont.)

MADM configuration


50 x E1s STM-16

4 x E3s STM-4

D75S

Slot2

D75S

Slot1

Slot4

Fiber routing panel

SLOT 22PIU

SLOT 25PIU

SLOT 23FAN

SLOT 24FAN

Slot17

Slot16

Slot15

Slot18

SLD4

Slot8

CXL16

Slot9

CXL16

Slot10

Slot11

Slot12

Slot13

SAP

Slot14

Slot5

PQ1

Slot6

PD3

Slot7

D34S

Slot3

OptiX OSN 2500


RegeneratorOptiX OSN 2500REG

High rate signalsSDH: STM-64, STM-16, STM-16 (FEC)

3R: Re-amplify, Re-shaping, Re-timing


OptiX OSN 2500REG

configuration

Regenerator (Cont.)

Slot2

Slot1

Slot4

Fiber routing panel

SLOT 22PIU

SLOT 25PIU

SLOT 23FAN

SLOT 24FAN

Slot17

Slot16

Slot15

Slot18

SL64

Slot8

CRG

Slot9

CRG

Slot10

SL64

Slot11

SF16

Slot12

SL16

Slot13

SAP

Slot14

Slot5

SL16

Slot6

SF16

Slot7

Slot3

OptiX OSN 2500

CRG:

Timing signal

System control &

communication


OptiX OSN 2500REG fiber connection

Regenerator (Cont.)

Fiber connection for one REG

Fiber connection for multi-REGs




3. Boards


5. Features


Equipment ProtectionItems 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 same time.


Equipment Protection (Cont.)

1:4 TPS of E1/T1 board

2 groups 1:1 TPS for

E3/T3/E4/STM-1(e)/FE board

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

TSB

SLOT2

SLOT3

SLOT4

SLOT5

SLOT6

P

SLOT7

W

SLOT8

SLOT9

CXL

SLOT10

CXL

SLOT11

SLOT12

W

SLOT13

P

SLOT14

SAP

SLOT15

SLOT16

SLOT17

TSB

SLOT18


Equipment Protection (Cont.)Fans

The mutual backup of power supplies for the fans

Automatic fan speed adjustment

Once one fan modules goes faulty, the other one 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 ProtectionsProtections Types

1+1 MSPLinear MSP

1:N (1 ≤ N ≤ 14) MSP

2-fiber bidirectional MSP ring

2-fiber unidirectional MSP ringMSP ring

4-fiber bidirectional MSP ring

Mesh Protection Intelligent function

Fiber-Shared Virtual Path Protection

MS-Shared Optical Path Protection

RPR

SNCP

Dual node interconnection (DNI)

VP-Ring/VC-Ring Protection


Intelligent FeaturesService level agreement (SLA)

Topology automatic discovery function

Automatic end-to-end service configuration

Support mesh networking and protection

Traffic engineering


Resilient Packet Ring (RPR)Topology automatic discovery function

Fair algorithm

3 service levels


SummaryProduct Introduction

Cabinet, Sub-rack and Boards

Common Network Elements and Configuration

Features

Thank youwww.huawei.com

ota105102 optix osn 2500 hardware description issue 1.30

Documents

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