Metro 100 Equipment Description[1]

8/11/2019 Metro 100 Equipment Description[1]

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Part 1

Equipment Description


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OptiX Metro 100

User Manual - Equipment Description Contents

Huawei Technologies Proprietary

i

Contents

1 Location in Network Hierarchy 1-1

2 Equipment Features 2-1

2.1 High Integration Design 2-1

2.2 Low Power Consumption 2-1

2.3 Easy and Flexible Installation 2-2

2.4 Multi-interface Access Capability 2-2

2.5 Multi-service Access Capability 2-2

2.6 Sub-Network Connection Protection 2-2

2.7 Multiple Management Modes 2-3

2.8 NM Information Communication with the Third-Party Equipment 2-3

2.9 Multiple Power Inputs 2-3

2.10 Uniform Alarm Management 2-3

2.11 SSM Management 2-3

2.12 Rich Diagnostic Approaches 2-3

2.13 In-Service Software Upgrade 2-4

2.14 Easy Operation and Maintenance 2-4

2.14.1 LCD Control Panel 2-4

2.14.2 Web-LCT 2-4

2.15 Easy Commissioning 2-5

3 Equipment Architecture 3-1

3.1 Hardware Architecture 3-1

3.1.1 Appearance 3-1

3.1.2 Hardware Configuration 3-2

3.1.3 Front Panel 3-3

3.2 System Architecture 3-6


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User Manual - Equipment Description Contents


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3.2.1 STM-1 Line Unit 3-7

3.2.2 E1 Tributary Unit 3-7

3.2.3 10M/100M Ethernet Unit 3-7

3.2.4 Cross-Connect 3-8

3.2.5 Clock Unit 3-8

3.2.6 SCC Unit 3-9

3.2.7 Power Unit 3-9

4 Networking Application 4-1

4.1 Network Topology 4-1

4.2 Ethernet Service Transparent Transmission 4-2

5 Technical Specifications 5-1

5.1 Hardware Parameters 5-1

5.2 Optical Interface Performance 5-2

5.3 PDH Electrical Interface Performance 5-2

5.4 Ethernet Service Performance 5-3

5.5 Power Supply 5-3

5.6 Environment 5-3

5.7 EMC 5-3

5.8 Availability 5-3


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User Manual - Equipment Description Figures


iii

Figures

Figure 1-1Location of the OptiX Metro 100 in a transport network 1-1

Figure 3-1Appearance of the OptiX Metro 100 (48 V/60 V DC input + 1 STM-1 + E1) 3-1

Figure 3-2Appearance of the OptiX Metro 100 (48 V/60 V DC input + 2 STM-1 + E1 + 10M/100M) 3-1

Figure 3-3Front panel of the OptiX Metro 100 3-3

Figure 3-4OptiX Metro 100 system architecture 3-6

Figure 4-1Chain network composed of the OptiX Metro 100 4-1

Figure 4-2Ring network composed of the OptiX Metro 100 4-1

Figure 4-3Hybrid networking with other equipment 4-2

Figure 4-4Ethernet service transparent transmission 4-2


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OptiX Metro 100

User Manual - Equipment Description Tables


iv

Tables

Table 2-1Interface of the OptiX Metro 100 2-2

Table 3-1Configuration for accessing a single service 3-2

Table 3-2Configurations for accessing E1 service and 10M/100M Ethernet service simultaneously 3-2

Table 3-3Interfaces on the front panel 3-4

Table 3-4LCD and buttons on the front panel 3-4

Table 3-5Indicator on the front panel 3-5

Table 3-6Comparison of SL1, SD1, SFP, SB1, and SB2 3-7

Table 3-7Number of clock sources provided by different equipment types 3-9

Table 5-1Hardware parameters of the OptiX Metro 100 5-1

Table 5-2STM-1 optical interface performance 5-2

Table 5-3E1 electrical interface performance 5-2

Table 5-4Ethernet service performance 5-3

Table 5-5Power supply parameters 5-3

Table 5-6Environment index 5-3


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OptiX Metro 100

User Manual - Equipment Description 1 Location in Network Hierarchy


1-1

1 Location in Network HierarchyThis chapter describes network position of the OptiX Metro 100 in the transmissionnetwork.

Serving as the network terminal unit of transport networks, the OptiX Metro 100provides STM-1 optical interfaces to access E1 services and 10M/100M Ethernetservices.

Figure 1-1 illustrates the location of the OptiX Metro 100 in a transport network.

OptiX OSN 9500

Backbone

layer

OptiX 2500+(Metro

3000)

OptiX 155/

622H(Metro 1000)

Convergence

layer

Access layer

Ethernet

OptiX 10G(Metro

5000)

OptiX 10G(Metro

5000)

OptiX 155/

622H(Metro 1000)

OptiX Metro 100OptiX Metro 100

Switching /

Base Station

OptiX 2500+(Metro

3000)

OptiX Metro 500 OptiX Metro 500

Network

terminal unit

Figure 1-1 Location of the OptiX Metro 100 in a transport network


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OptiX Metro 100

User Manual - Equipment Description #$%&'()*Equipment Features


2-1

2 Equipment FeaturesThis chapter introduces the features of the OptiX Metro 100, as follows:

! High Integration Design

! Low Power Consumption

! Easy and Flexible Installation

! Multi-service Access Capability

! Sub-Network Connection Protection

! Multiple Management Modes

! NM Information Communication with the Third-Party Equipment

! Multiple Power Inputs

! Uniform Alarm Management

! SSM Management

! Rich Diagnostic Approaches

! In-Service Software Upgrade

! Easy Operation and Maintenance

! Easy Commissioning

2.1 High Integration Design

The OptiX Metro 100 is designed in case shape. The dimensions of the chassis are436 mm (W) x 200 mm (D) x 42 mm (H).

Except for the power module, all the other functional units are integrated into onecircuit board only.

2.2 Low Power Consumption

The normal power consumption of the OptiX Metro 100 is about 15 W, no need forfans.


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2-2

2.3 Easy and Flexible Installation

The OptiX Metro 100 features easy and flexible installation. According to theinstallation environment, you can install the OptiX Metro 100:

! In the ETSI 300 mm cabinet or ETSI 600 mm cabinet.! In the 19-inch cabinet.

! On the wall.

! Outdoors.

! On the desktop.

2.4 Multi-interface Access Capability

Table 2-1 lists the external interfaces provided by the OptiX Metro 100.

Table 2-1 Interface of the OptiX Metro 100

Interface type Function ConnectorSTM-1 opticalinterface

Input/output STM-1 opticalsignal

SC or LC

E1 electricalinterface

Input/output E1 electricalsignal

DB44

Service interface

10/100Melectricalinterface

Input/output 10/100MEthernet electrical signal

RJ45

Managementinterface

NM-LAN Connect to networkmanagement system, such

as, iMananger T2000 orWeb-LCT.

RJ45

Alarm interface Input/outputalarminterface(ALARM)

Connect to the externalcentralized alarm equipmentor the environmentmonitoring device.

RJ45

AC interface Connect to AC power supply 3-pin socketPower interface

DC interface Connect to DC power supply 4-pin socket

2.5 Multi-service Access CapabilityThe OptiX Metro 100 can access the following:

! 8 x E1 services.

! 4 x 10M/100M services.

! 1/2 x STM-1 services.

2.6 Sub-Network Connection Protection

When the OptiX Metro 100 is ADM equipment, it can provide sub-network connection(SNC) protection for the services.


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2.7 Multiple Management Modes

The OptiX Metro 100 can be managed by:

! OptiX iManager T2000 network management system.

! Web-LCT local management system.

! LCD control panel.

2.8 NM Information Communication with the Third-Party Equipment

The OptiX Metro 100 communicates NM information with the third-party equipmentthrough the following approaches:

! D1D3 or D4D12 bytes ECC communication.

! TP4 (OSI Over DCC).

2.9 Multiple Power Inputs

The OptiX Metro 100 supports the following power inputs:

! 110 V/220 V AC

! 48 V/60 V DC

! +24 V DC

2.10 Uniform Alarm Management

The OptiX Metro 100 provides three Boolean input interfaces to uniformly manage thealarms and external monitoring equipment. The OptiX Metro 100 also provides oneBoolean output interface to output alarms to centralized alarm system.

2.11 SSM ManagementThe OptiX Metro 100 supports:

! Standard synchronization status message (SSM)

! Extended SSM

2.12 Rich Diagnostic Approaches

The OptiX Metro 100 supports the following diagnostic approaches:

! Outloop on STM-1 ports.

! In loop and outlook of VC4 path.

! Inloop and outloop of VC3 path for Ethernet service.

! Inloop and outloop on E1 ports.

! Inloop on MAC layer and PHY layer of Ethernet port.

! According to indicators.

! According to equipment power-down alarm.

! According to LCD control panel.

! Test frames on the SDH line for make/break test of Ethernet services.


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2.13 In-Service Software Upgrade

The OptiX Metro 100 supports in-service upgrade of NE software.

2.14 Easy Operation and Maintenance

The OptiX Metro 100 provides an LCD control panel and a Web-LCT configurationtool to ease operation and maintenance.

2.14.1 LCD Control Panel

You can operation the OptiX Metro 100 through the LCD control panel.

Below are the functions of the LCD control panel:

! Query and set NE time and NE date.

! Query and set NE ID and IP address.

! Provide default configuration for the OptiX Metro 100 with single optical interface.

! Query and set the working mode and enable/disable status of Ethernet ports.

! Query and set loopback on E1 ports and Ethernet ports.

! Query and set clock source priority.

! Query critical alarms.

! Query the impedance of E1 ports.

! Query equipment version.

! Query the current clock source.

! Start hardware self-check and query the result.

! Start fault diagnosis and query the result.

2.14.2 Web-LCT

The OptiX Metro 100 provides the Web-LCT (Local Craft Terminal) software. Thesoftware offers good management and configuration functions, with simple interfacedesign and parameter input. It also provides the service configuration wizard for easieroperation.

Below are the functions of the Web-LCT:

! Service configuration wizard

! Hardware configuration

! Service configuration

! EFT management

! Alarm query

! Performance operation

! SNC protection management

! Clock configuration

! Security management

! Data backup


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2.15 Easy Commissioning

Through the LCD control panel, the OptiX Metro 100 can start self-check program toease the equipment commissioning.


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User Manual - Equipment Description 3 Equipment Architecture


3-1

3 Equipment ArchitectureThis chapter introduces hardware and software architecture of the OptiX Metro 100.The product appearance and the description of interfaces, indicators, configuration,and functional units are given below.

3.1 Hardware Architecture

3.1.1 Appearance

The OptiX Metro 100 allows multiple configuration modes depending on the powermodules and service types. These configuration modes are similar in the structure

except the type and amount of the interface. Figure 3-1 shows the equipment with48 V/60 V DC + 1 STM-1 + E1. Figure 3-2 shows the equipment with 48 V/60 VDC + 2 STM-1 + E1 + 10M/100M.

Figure 3-1Appearance of the OptiX Metro 100 (48 V/60 V DC input + 1 STM-1 + E1)

Figure 3-2Appearance of the OptiX Metro 100 (48 V/60 V DC input + 2 STM-1 + E1 + 10M/100M)


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3-2

3.1.2 Hardware Configuration

The OptiX Metro 100 provides multiple configuration types consisting of differentpower modules, optical interface modules, E1 service modules and 10M/100MEthernet service modules.

The section below introduces the configurations for single service and for combinedservices.

1. Accessing Single Service

When accessing a single service, the OptiX Metro 100 supports the configurationslisted in Table 3-1.

Table 3-1 Configuration for accessing a single service

Optical interface module E1 service modulePowermodule TM two-fiber

SC/single-fiber

bidirectional SC

75 ohm 120 ohm

10M/100Mservice module

! + +

+ ! +

110 V/220 V !

+ + !

! + +

+ ! +

48 V/60 V !

+ + !

! + +

+ ! +

+24 V !

+ + !

2. Accessing Combined Services

When accessing E1 services and 10M/100M Ethernet services simultaneously, theOptiX Metro 100 supports the configurations listed in Table 3-2.

Table 3-2 Configurations for accessing E1 service and 10M/100M Ethernet service simultaneously

Optical interface module E1 servicemodule

Powermodule

ADM two-fiberSC/single-fiberbidirectional SC

Dual-porttwo-fiber LC(SFP)

75ohm

120ohm

10M/100Mservicemodule

! + !! +

+ ! !

110 V/220 V

+ ! ! + !


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Optical interface module E1 servicemodule

Powermodule

ADM two-fiberSC/single-fiberbidirectional SC

Dual-porttwo-fiber LC(SFP)

75ohm

120ohm

10M/100Mservicemodule

- ! !

! + !! +

+ ! !

! + !

48 V/60 V

+ !

+ ! !

! + !! +

+

!

!

! + !

+24 V

+ !

+ ! !

3.1.3 Front Panel

As shown in Figure 3-3, the front panel provides interfaces, buttons and indicators forvarious purposes. The section below introduces the front panel of the configurationwith 48 V/60 DC input + 2 STM-1 + E1 + 10M/100M.

Figure 3-3 Front panel of the OptiX Metro 100


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1. Interfaces

Table 3-3 gives the details about the interfaces on the front panel.

Table 3-3 Interfaces on the front panel

No. Interface Function Connector type1 Power supply

interfaceProvide power supply forthe equipment.

The connector for the DCpower is a 4-pin socket.

The connector for the ACpower is a 3-core socket.

2 TX / RX Opticalinterface:Input/outputSTM-1 optical signals.

SC/LC (SFP*)

3 10/100BASE-T 10M/100M Ethernetelectrical interface:

Input/output 10M/100MEthernet electrical signals.

RJ-45

4 E1 18 E1 electricalinterface:Input/output E1electrical signals.

DB44

5 NM-LAN Connect with NM system tomanage and configure theequipment.

RJ-45

6 ALARM Provide 3-input and1-output Boolean value.

RJ-45

7 ESD Connect with an ESD wriststrap. Always wear an ESDwrist strap when operatingthe equipment to avoidstatic damage to it.

SFP*: Small Form-Factor Pluggable.

2. LCD and Operation Buttons

You can configure data for the equipment through LCD and buttons. Table 3-4 givesthe details about the LCD and buttons on the front panel.

Table 3-4 LCD and buttons on the front panel

No. LCD/Button Function

8 Power Power switch, used to power on/off the power supply.

9 LCD Used to show the equipment configuration and queryresult.

10ESC, , ,ENT/MENU

Used to configure the equipment and query theconfiguration.

11 ACO Audible alarm cut button, used to mute an audible alarm.


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No. LCD/Button Function

12 RST Reset button (RESET), used to reset the equipment.

13 LAMP TEST LED test button. Press down the button, all indicators onthe front panel will be on; release it, all indicators will berenewed to working state.

3. Indicators

On the front panel, there are indicators for optical signals, E1 service signals andEthernet service signals. You can judge whether the equipment is working normallythrough these indicators.

Table 3-5 lists the description for each indicator.

Table 3-5 Indicator on the front panel

Indicator Status Description

Flash 5 times everysecond.

Loading the NE software.

Flash 3 times everysecond.

Deleting the NE software.

Flash once everysecond.

The NE software is lost, waiting to beloaded.

RUN (running indicator)

Flash once every twoseconds

Normal operation.

MAJ (major alarm

indicator)

On A critical or major alarm occurs.

MIN (minor alarmindicator)

On A minor alarm occurs.

ACO (alarm cutindicator)

On The equipment has cut the alarmsound.

LOS (loss of line signalindicator)

On The STM-1 optical interface cannotreceive the optical signals or theoptical power is too low.

Off E1 port is not used.

Constantly on, red

E1_LOS alarm occurs to E1 path.

E1 18 corresponds to eight E1channels.

Flashing, red Major alarms (not E1-LOS) occur toE1 path.

Constantly on,orange

Minor alarm occurs to E1 path.

E1 18 (multicolor

indicator alerting loss ofE1 signal)

Flashing, orange BIPEXC alarm occurs to E1 path.


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Indicator Status Description

Constantly on, green E1 path is in use and no alarmoccurs.

On The link connection is normal.LNK(green)

Off The link is not connected or broken.

Flash or on Data are being transmitted.

Indicator ofRJ-45

ACT(yellow)

Off No data is being transmitted.

3.2 System Architecture

For the OptiX Metro 100 accessing multiple services, its system architecture is dividedfunctionally into the following parts show in Figure 3-4.

! STM-1 Line Unit

! E1 Tributary Unit

! Ethernet Unit

! Cross-Connect Unit

! Clock Unit

! SCC Unit

! Power Unit

Lineunit

Tributaryunit

Clockunit

SCCunit

STM-1 optical

signal

VC-4Cross-connect

unit

4 x 4

VC-4 VC-4

Powerunit

E1 serv iceand Etherne

service

E1 serv iceand Etherne

service

STM-1 opticalsignal

Externalpow ersupply

Figure 3-4 OptiX Metro 100 system architecture


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3.2.1 STM-1 Line Unit

The OptiX Metro 100 can form different equipment types when configured withdifferent line units, such as SL1, SD1, SFP, SB1, or SB2.

Supported functions:! Processes up to two STM-1 signals.

! Provides alarms and performance events for checking line modules.

! Provides inloop/outloop and automatic loop release functions to line signals for fastfault location.

! Supports automatic laser shutdown (ALS) function.

! Provides single-fiber transceiving and two-fiber transceiving modules for the SCinterface, supporting S1.1 optical module.

! Provides SFP optical modules and support LC interfaces. When using the SFPoptical module, you can query the optical module information and laser

performance through the software.Table 3-6 compares SL1, SD1, SFP, SB1, and SB2.

Table 3-6 Comparison of SL1, SD1, SFP, SB1, and SB2

Line unitItem

SL1 SD1 SFP SB1 SB2

Processingcapability

1 x STM-1 2 x STM-1 2 x STM-1 1 x STM-1 2 x STM-1

Opticalmodule type

Dual-fiberreceiving/transmitting

S-1.1


S1.1


S1.1

Single-fiberreceiving/transmitting

S1.1

Single-fiberreceiving/transmitting

S1.1

Connectortype

SC SC LC SC SC

3.2.2 E1 Tributary Unit

The OptiX Metro 100 can form different equipment types when configured withdifferent tributary unit like 75 ohm or 120 ohm PL1S.

Supported functions:

! Processes up to eight E1 signals.

! Collects the alarms and performance events of the VC12 channel.

! Provides inloop/outloop to E1 signals for fast fault location.

! Extracts the 2 MHz clock of the first E1 signal and send it to the clock unit as thetributary clock source.

! Provides the interface impedance of 120 ohm or 75 ohm. The impedance of theinterface is defined before delivery and cannot be set on site.

3.2.3 10M/100M Ethernet Unit

The OptiX Metro 100 can be configured with the EFT Ethernet unit to transparentlytransmit 10/100M Ethernet service.


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! Supports the transparent transmission of four 10M/100M Ethernet services.

! Supports the generic framing procedure-framed (GFP-F) encapsulation protocol.

! Supports 10M/100M full duplex and auto-negotiation.

! Provides the bandwidth of 1 x VC4 at the SDH side.

! Supports up to 3 x VC3s or 63 x VC12s binding bandwidth.

! Supports VC12-level or VC3-level virtual concatenation.

! Supports link capacity adjustment scheme (LCAS).

! Provides Ethernet port inloop function.

! Sends test frames in the direction of line to test the make/break status of services.

! Supports the JUMBO frame.

3.2.4 Cross-Connect

The cross-connect unit (XCS) is a functional unit necessarily configured for variousOptiX Metro 100 equipment types.


! Provides the service grooming capability of the add/drop multiplexer (ADM).

! Supports 4 x 4 VC4s full cross-connect, 12 x 12 VC3s full cross-connect and 252 x252 VC12s full cross-connect.

3.2.5 Clock Unit

The clock unit (STGA or STGT) is a functional unit necessarily configured for variousOptiX Metro 100 equipment types.

Supported functions:! Provides clock synchronization for the STM-1 line unit, E1 tributary unit and

10M/100M Ethernet tributary unit.

! Locks the line clock of the STM-1 line unit or the tributary clock source of the E1tributary unit.

! Provides four clock sources: two line clock sources, one tributary clock source andone internal clock source.

! When the OptiX Metro 100 is configured as an ADM, the clock supports the lockedmode, holdover mode and free-run mode.

! When the OptiX Metro 100 is configured as a terminal multiplexer (TM), and clock

unit is STGT, the clock supports the locked mode and free-run mode.! When the OptiX Metro 100 is configured as a terminal multiplexer (TM), and clock

unit is STGA, the clock supports locked mode, holdover mode and free-run mode.

! Provide multiple clock sources. Table 3-7 shows the number of clock sourcesprovided by different equipment types.


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Table 3-7 Number of clock sources provided by different equipment types

Equipment type Number of clock sources

Single optical interface + E1tributary unit

3 clock sources: 1 line clock source, 1 tributaryclock source, and 1 internal clock source.

Single optical interface + Ethernetunit

2 clock sources: 1 line clock source and 1 internalclock source.

Dual optical interfaces + E1tributary unit

4 clock sources: 2 line clock sources, 1 tributaryclock source, and 1 internal clock source.

Dual optical interfaces + E1tributary unit + Ethernet unit

4 clock sources: 2 line clock sources, 1 tributaryclock source, and 1 internal clock source

Dual optical interfaces + Ethernetunit

3 clock sources: 2 line clock sources and 1 internalclock source

3.2.6 SCC Unit

The SCC unit is a functional unit necessarily configured for various OptiX Metro 100equipment types.


! Provides Ethernet management interface, through which the NM system managesand configures the equipment.

! Provides data communication channels (DCC) to communicate with remote NEs.

! Communicates with the STM-1 signal processing unit, E1 signal processing unitand 10M/10M signal processing unit, to monitor their alarms and performances,

and report them to the NM.

3.2.7 Power Unit

The OptiX Metro 100 supports 110 V/220 V AC input, 48 V/60 V and +24 V DC input,to provide power supply for the service units.


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User Manual - Equipment Description 4 Networking Application


4-1

4 Networking ApplicationThis chapter introduces the network topology for the OptiX Metro 100 and theEthernet service applications. It covers:

! Network Topology

! Ethernet Service Transparent Transmission

4.1 Network Topology

The OptiX Metro 100 is applied as the network terminal unit of the transport network.The traffic is light and the networking is simple.

The OptiX Metro 100 may form a network alone, or work with other transmissionequipment, such as the OptiX 155/622H(Metro1000).

! The OptiX Metro 100 supports two types of NE: TM and ADM. It can form chainnetworks and ring networks independently, as shown in Figure 4-1 and Figure 4-2.

Figure 4-1 Chain network composed of the OptiX Metro 100

STM-1 Ring

Figure 4-2 Ring network composed of the OptiX Metro 100

! The OptiX Metro 100 can work with other transmission equipment in a network, asshown in Figure 4-3.


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User Manual - Equipment Description 4 Networking Application


4-2

OptiX Metro 100

OptiX 155/622H(Metro1000)

Figure 4-3 Hybrid networking with other equipment

4.2 Ethernet Service Transparent Transmission

The OptiX Metro 100 configured with the 10M/100M Ethernet service processingmodule supports the transparent transmission of Ethernet services.

As shown in Figure 4-4, company A and company B need to transmit Ethernetservices between NE1 and NE2 through the OptiX Metro 100. The service ofcompany A should be completely isolated from that of company B. Both company Aand company B can provide 100 Mbit/s Ethernet electrical interfaces. Company Arequires a 10 Mbit/s bandwidth and company B requires a 2 Mbit/s bandwidth.

VCTRUNK 1MAC1

MAC2

VCTRUNK 1

VCTRUNK2 VCTRUNK2

MAC1

A

NE 1 NE 2

B B

A

MAC2

OptiX Metro 100 Enterprise user

Figure 4-4 Ethernet service transparent transmission

At NE1, the services of company A and company B are accessed through theEthernet ports (MAC ports), so are the services at NE2.


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User Manual - Equipment Description 5 Technical Specifications


5-1

5 Technical SpecificationsFor ease of query, this chapter summarizes the technical specifications of the OptiXMetro 100 as follows:

! Equipment Parameters

! Optical Interface Performance

! PDH Electrical Interface Performance

! Ethernet Service Performance

! Power Supply

! Environment

! EMC

! Availability

5.1 Hardware Parameters

Table 5-1 gives the weight, dimensions and power consumption of the OptiX Metro100.

Table 5-1 Hardware parameters of the OptiX Metro 100

Equipment Powerconsumption

Weight Dimensions

OptiX Metro 100 About 15 W


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5.2 Optical Interface Performance

Table 5-2 shows the performance of the STM-1 optical interface.

Table 5-2 STM-1 optical interface performance

Item Performance value

Rate STM-1 155520 kbit/s

Optical module S-1.1

Working wavelength range 1261 nm1360 nm

Mean launched power 8 dBm to 15 dBm

Minimum extinction ratio 8.2 dB

Minimum sensitivity 28 dBm

Minimum overload 8 dBm

Allowable frequency deviation at theoptical input

20 ppm

5.3 PDH Electrical Interface Performance

Table 5-3 shows the performance of the E1 electrical interface.

Table 5-3 E1 electrical interface performance

Item Performance value Standards compliance

Rate 2048 kbit/s

Code HDB3

Allowable frequencydeviation at the input

2048 kbit/s50 ppm ITU-T G.703

Jitter tolerance at the input f1 (20 Hz): "18 UI

f2 (2.4 kHz):"18UI

f3 (6 kHz/8 kHz): "1.5 UI

f4 (100 kHz): "1.5 UI

ITU-T G.823

AIS signal bit rate at theoutput 50 ppm ITU-T G.703

Mapping jitter at thetributary interface

B1 (f1f4): 0.4 UIp-p

B2 (f3f4): 0.075 UIp-p

ITU-T G.783

Combined jitter at thetributary interface

B1 (f1f4): 0.4 UIp-p

B2 (f3f4): 0.075 UIp-p

ITU-T G.783

System output jitter at thetributary interface

B1 (f1f4): 1.5 UIp-p

B2 (f3f4): 0.2 UIp-p

ITU-T G.823


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5.4 Ethernet Service Performance

Table 5-4 shows the Ethernet service performance.

Table 5-4 Ethernet service performance

Item Performance value

Rate 10/100 Mbit/s

Throughput 100%

Packet loss ratio 0

5.5 Power Supply

Table 5-5 shows the power supply parameters of the OptiX Metro 100.

Table 5-5 Power supply parametersPower supply Input voltage range

110 V/220 V AC 90 V to 260 V

48 V/60 V DC When the input voltage is 48 V, the allowable voltage is 38.4 V to57.6 V.

When the input voltage is 60 V, the allowable voltage is 48 V to72 V.

+24 V DC 18 V to 36 V

5.6 Environment

Table 5-6 shows the environment index of the OptiX Metro 100.

Table 5-6 Environment index

Environment conditionItem

Temperature Humidity

Long-tern normal working condition 0C45C 10%90%

Short-term* working environment 5C to 50C 5%95%

Short-term*: The consecutive working time does not exceed 72 hours and the accumulative working time

each year does not exceed 15 days.

5.7 EMC

The electromagnetic compatibility (EMC) design of the OptiX Metro 100 is compliantwith the ETSI ETS EN 300386 recommendations.

5.8 Availability

The availability of the OptiX Metro 100 is 99.999%.

Documents

Metro 100 Equipment Description[1]