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OTA101101 OptiX 155622H(Metro 1000) V200 Hardware Description ISSUE1.11.ppt

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www.huawei.com

Internal

OTA101101

OptiX 155622H(Metro 1000)

V200 Hardware Description

ISSUE1.11

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Upon completion this course, you will be able to :

Describe the network applications of the OptiX

155/622H(Metro 1000)

Explain the system structure and features of the OptiX

155/622H(Metro 1000)

State the main functions of the cards in the OptiX

155/622H(Metro 1000)

Outline the system protection modes of the OptiX

155/622H(Metro 1000)

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Chapter 1 Network aplication and system

structure

Chapter 2 Subrack

Chapter 3 Equipment Cards

Chapter 4 Equipment Level and Network Level

Protection

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Network Application

Position of the OptiX 155/622H(Metro 1000) in transport network 

OptiX OSN 9500  

Core 

OptiX OSN 3500  

OptiX OSN 1500  

Convergence layer  

 Access layer  

Ethernet 

OptiX OSN 7500   OptiX OSN 7500  

OptiX OSN 1500  

OptiX Metro 100  OptiX Metro 100  

Switching / Base Station 

OptiX OSN 3500  

OptiX Metro 1000   OptiX Metro 1000  

Network terminal unit 

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System Structure

IU1 

IU2 

IU3 

IU4 

IU1 

IU2 

IU3 

IU4 

Clock unit 

STM-1/STM-4 , E1 

STM-1/STM-4 

Ethernet  E1 

STM-1/STM-4 

Ethernet ,  E1 

STM-1/STM-4 , E1 

STM-1/STM-4 

Ethernet , E1 

STM-1/STM-4 

Ethernet , E1 

external clock interface  NM interface  Orderwire phone 

Ethernet , E1  Ethernet , E1 

Cross-connect 

Unit

16×16VC4 

SCC unit  Orderwire unit 

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System function

Weight : 8Kg

Power Consumption : 82 w( Full Equipped )

Maximun Service Access Capability

3×STM-4,6×STM-1(O/E) 

80×E1,14×FE(O/E, Layer 2 Switch),9×E3(75Ω)

Multi-protection

 ATM-VP-ring/SDH Protection

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Chapter 1 Network aplication and system

structure

Chapter 2 Subrack

Chapter 3 Equipment Cards

Chapter 4 Equipment Level and Network LevelProtection

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Sub-rack

The dimensions of the chassis are 436 mm (W) x 293 mm (D) x 86 mm (H).

Outer View of 155/622H(Metro 1000)

R: Critical alarm indicator Y: Major alarm indicator

RUN: Running indicator

ETN: Ethernet indicator

FAN: Fan alarm indicator

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Sub-rack

1

2

3

41. Chassis 2. Fan board 3. Board area

4. Power filter board

FAN POIIU4

  SCB

IU1IU2IU3

Equipment appearance 

Board Assignment

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Chapter 1 Network aplication and system

structure

Chapter 2 Subrack

Chapter 3 Equipment Cards

Chapter 4 Equipment Level and Network Level

Protection

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Equipment Cards

 cards can be classified as:

1. PDH Unit 4. SCB

2. SDH Unit 5. Power Unit

3. Ethernet Unit 6. Fan Unit

Power Unit —— PIU  Fan Unit —— Fan

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PDH UnitBoard  Full name  Available slot  Interface type 

SP1S 4-channel E1 electrical

interface board IU1 IU2 IU3  120 ohm E1 interface 

SP1D 8-channel E1 electrical

interface board IU1 IU2 IU3  75 ohm E1 interface 

SP2D 16-channel E1 electrical

interface board IU1 IU2 IU3 

120 ohm/75 ohm E1

interface 

PD2S 16-channel E1 electrical

interface board IU4 

120 ohm/75 ohm E1

interface 

PD2D 32-channel E1 electrical

interface board IU4 

120 ohm/75 ohm E1

interface 

PD2T 48-channel E1 electrical

interface board IU4 

120 ohm/75 ohm E1

interface 

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PDH Unit

SP1S/SP1D

SP2D

PD2T

PD2D

PD2S

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PDH Unit

Alarm List

Alarm name  Alarm description  Alarm level 

BD_STATUS Board not in position alarm Major

HP_LOM Higher order path loss of multiframe Major

T_ALOS Loss of 2M interface analog signal Major

TU_AIS TU alarm indication signal Major

TU_LOP TU loss of pointer Major

LP_PS Lower order path switching Major

BIP_EXC BIP bit error excessive Minor

BIP_SD BIP signal deterioration Minor

LOOP_ALM Loop alarm Minor

LP_RDI Lower order path remote defect indication Minor

LP_REI Lower order path-remote error indication Minor

LP_UNEQ lower order path unequipped error Minor

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Ethernet Unit

Board  Full name  Available slot  Interface type 

ET1 8-channel Ethernet

service interface board

IU4 Support Ethernet Layer-2

switching/VLAN

EF1 6-channel Ethernet

service interface

board(2*O+4*E)

IU4 Support Ethernet Layer-2

switching/VLAN

ET1D 2-channel Ethernet

service interface board

IU1 IU2 IU3 Support Ethernet Layer-2

switching/VLAN

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Ethernet Unit

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Ethernet Unit

Functions of Ethernet card

Map 1 –8 10M/100M Ethernet services into 1 –48 VC-12s. The maximum

uplink bandwidth is 622.080 Mbit/s at the SDH side. Provide 16

VCTRUNKs.

Support Layer 2 switching of Ethernet data.

Providing security isolation among users, and security isolation among

VLANs within one user (one ET1 board supports up to eight users) .

Supporting ML-PPP (RFC1990) protocol.

Supporting multicast and broadcast functions .

It provides IEEE 802.1D spanning tree protocol (STP) function .

The ET1 board provides multiple inloop and outloop methods to enable fast

and effective trouble shooting .

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Ethernet UnitIndicator Description of Ethernet card 

No.  Silkscreen  Description  Remarks 

1  -  Network interface running

indicator  

The indicator (yellow) is on when data is passing by the network

interface link. 

2  -  Network interface link

indicator  

The indicator (green) is on when the network interface connects with a

network cable. 

3  RUN  Board running indicator   On for 100ms and off for 100ms: The board is not in service. 

On for two seconds and off for two seconds: The board is offline. 

On for one second and off for one second: The board works normally. 

4   ALM  Board alarm indicator   Off: No alarm. 

Flash three times every other second: Critical alarm. 

Flash twice every other second: Major alarm. 

Flash once every other second: Minor alarm. 

The alarm indicator and the running indicator are on for one second and

off for one second at the same time: Waiting for loading software. 

The alarm indicator and the running indicator are on for 100ms and off

for 100ms at the same time: Loading software. 

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Ethernet UnitAlarm List

Alarm Name  Alarm description  Level 

ETH_LOS Ethernet link down Critical

PROTOCOL_MM Encapsulation protocol mismatched Critical

TU_AIS_VC3(VC12) TU alarm indication Major

TU_LOP_VC3(VC12) TU pointer lost Major

BIP_EXC BIP bit error excessive Minor

BIP_SD BIP signal deteriorates Minor

LOOPALM Loopback alarm Minor

LP_RDI_VC3(VC12) Lower-order path remote receiving failureindication

Minor

LP_REI_VC3(VC12) Lower-order path remote bit error indication Minor

LP_UNEQ_VC3(VC12) Lower-order path unloaded Minor

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SDH Unit

Board  Full name  Available slot  Interface type 

OI2S1-channel STM-1

optical interface boardIU1、IU2、IU3

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

SC/PC

OI2D2-channel STM-1

optical interface boardIU1、IU2、IU3

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

SC/PC

OI4

1-channel STM-4

optical interface board IU1、

IU2、

IU3

Ie-4, S-4.1, L-4.1, L-4.2,

SC/PC

SLE1-channel STM-4

optical interface boardIU1、IU2、IU3

SDE2-channel STM-4

optical interface board IU1、IU2、IU3

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SDH Unit

I-1(4).0 155M  622M 

S-1(4).1 

L-1(4).1  L-1(4).2 

(a) 

(b) 

I-1(4).0 155M  622M 

S-1(4).1 

L-1(4).1  L-1(4).2 

I-1(4).0 155M  622M 

S-1(4).1 

L-1(4).1  L-1(4).2 

1  2 

OI2S/OI4

OI2D

West East

Fiber connection indicator

I-1(4).0 155M 

L-1(4).1 

622M 

S-1(4).1 

L-1(4).2 

Type of the

interface.

Rate:STM-1.

Long distance.

Wavelength:1310n

m

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SDH Unit

Functions of SDH cards

 Access and process STM-1/4 optical/Electrical signals.

Support I-1(4), S-1(4).1, L-1(4).1 and L-1(4).2 standard optical modules.

Support MSP, uni/bi-directional path protection and SNCP.

Provide abundant alarm and performance events for convenient equipment

management and maintenance.

Support optical interface inloop and outloop for fast fault location.

Provide automatic laser shutdown (ALS) function.

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SDH Unit

Alarm List

Alarm name  Alarm description  Alarm level 

R_LOF Loss of frame at receiving line side Critical

R_LOS Loss of signals at receiving line side Critical

MS_AIS Multiplex section alarm indication Major

 APS_INDI Protection switching indication Major

 AU_AIS AU alarm indication Major

 AU_LOP AU loss of pointer Major

B2_EXC Excessive B2 bit errors Major

B3_EXC Excessive B3 bit errors Major

BD_STATUS Board not in position alarm Major

HP_LOM Higher order path loss of multiframe Major

MS_RDI Multiplex section remote defect indication Minor

HP_RDI Lower order path remote defect indication Minor

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SDH Unit

Alarm List

Alarm name  Alarm description  Alarm level 

B1_EXC Excessive B1 bit errors Minor

B1_SD B1 signal deterioration Minor

B2_SD B2 signal deterioration Minor

B3_SD B3 signal deterioration Minor

HP_SLM Higher order path signal label mismatch Minor

HP_TIM Higher order path trace identifier mismatch Minor

HP_UNEQ Higher order unequipped Minor

J0_MM Mismatch of trace and identifier Minor

LOOP_ALM Loopback alarm Minor

MS_REI Multiplex section remote error indication Prompt

HP_REI Higher order path remote error indication Prompt

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SCB

No.  Silkscreen  Description 

1 SYNC 1/2 Two external clock input/output

2 RST RESET button

3 Equipment indicators Running and alarm indicators

4 16……………1 DIP switch

5 ALM CUT Audio and visual alarm cutoff switch

6 MODEM MODEM interface

7 RS-232 2 Serial communication port controlled by CPU

8 RS-232 1 Serial communication port controlled by CPU

9 F Network management interface

10 ETHERNETRJ-45 Ethernet interface

11 PHONE Orderwire phone interface

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SCB

Functions of SCB card

Provide cross-connection function.

Provide clock synchronization function.

Detect and report performance events and alarms.

Provide 10M/100M Ethernet NM interface.

Provide embedded control channel (ECC).

Provide a line of orderwire phone.

Provide transparent data interfaces.

Provide fan alarm and management function.

The system control board (SCB) combines the SCC unit, cross-connect unit,

clock unit, orderwire unit, Auxiliary unit.

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Board Area

IP address & ID

How is the network element physical ID designed? 

The 16 digits DIP switch is used to set the physical ID of an NE

ON

OFF

D7 D6 D5 D4 D3 D2 D1 D0

ID=9, the 8 digits DIP switch should be 00001001

Note: This figure only shows us the right half

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Standard cable & Crossover cable

Board Area

Standard UTP cable

1 2 3 4 5 6 7 8 

1 2 3 4 5 6 7 8 

Crossover UTP cable

1 2 3 4 5 6 7 8 

1 2 3 4 5 6 7 8 

Making the Network Cable

.1

1

2

3

6

TX+

TX-

RX+

RX-8 7 6 5 4 3 2

ETHERNET

No. Signal

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SCB

16¡Á16 data spacedivision cross-connect matrix

16¡Á16 dataindication signalcross-connect

matrix

IU1

IU3

IU2

IU4

IU1

IU3

IU2

IU4

Cross-connectcontrol register 

SCC unitTiming

unit

Cross-connect unit

space division cross-connect matrix

Cross-connectcontrol register 

Timingunit

SCC unit

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SCB

Alarm name  Alarm description  Alarm level 

LTI Loss of all synchronization sources Major

SYNC_C_LOS Loss of higher level synchronization source Major

POWER_FAIL Power supply failure Major

FAN_FAIL Fan failure Major

Alarm List

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Chapter 1 Network aplication and system

structure

Chapter 2 Subrack

Chapter 3 Equipment Cards

Chapter 4 Equipment Level and Network Level

Protection

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Equipment Level Protection

Power input unit 1+1 hot backup

Power interface

Power switch

Power interface

Grounding terminal

Input PWR1

Input PWR2

Failed

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Network Level Protections

SDH Trail Protection Linear MSP

− Is mainly used in linear network topology.

− Supports 1+1 and 1:N (1 ≤ N ≤ 3) protection schemes in the point-

to-point linear network topology.

− In the 1:N protection mode, additional services are supported.

1+1/1:1 Linear MS Protection

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Network Level Protections

MSP ring

− Supports 2-fiber MS shared protection ring

Two Fiber MS shared protection Ring

CA 

CA 

 AC

 AC

S1/P2

S2/P1

 A 

C

D   B

S2/P1

S1/

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Network Level Protections

SNCP Supports SNCP function in accordance with the requirements stipulated

in ITU-T Recommendation G.841.

SNC Starting

Node 

SNC Termination Node 

Protection SNC 

Working SNC 

Sub-network

1

Sub-network2 

NE A  NE B 

Selector  

SNCP Protection

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Network Level Protections

Protection for Inter-Ring Services

When there are more than one routes existing between the rings,

inter-ring service protection can be enabled.

SNCP and MSP ring, SNCP and SNCP ring

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Network Level Protections

Fiber-Shared Virtual Trail Protection 

The left ring and the right ring will share the fiber.

Both of the ring should be SNCP or uni-direction

MSP ring

STM-1

SNCPSTM-1

SNCP

STM-4

        S        T        M   -        4

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Summary

Network Application and System Structure

Cabinet and Sub-rack

Equipment Cards

Equipment Level and Network Level

Protection

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