TELECOMMUNICATION INFRASTRUCTURE COMPANY

TECHNICAL SPECIFICATIONS of

NG-SDH & DWDM Equipment

For

I.R.IRAN'S National Backbone Project

of th Five Years Plan

Planning and Engineering Affairs

December

II

Table of Contents

Contents Page ) General Conditions....

-) Introduction................................................................................................................

-) Scope of Work ...........................................................................................................

-) General Tender Conditions........................................................................................

-) Response Format........................................................................................................

-) Equipment Requirements.......

) Network.........................................................................................................................

-) Introduction..............................................................................................

-) Transmission....

.) Synchronization............................................................................................

-) Protection .................................................................................................................

-) DCN Management Network.....................................................................................

) NG-SDH Technical Specifications...............................................................................

-) General Considerations............................................................................................

-) Operating Modes .....................................................................................................

-) Network Topologies ................................................................................................

-) System Transmission Capacity ...............................................................................

-) Electrical Interfaces..................................................................................................

-) Order Wire....................................................................................................

-) Optical Interfaces.....................................................................................................

-) Optical Amplifier.....................................................................................................

-) Optical Attenuator....................................................................................................

-) Dispersion Compensation.......................................................................................

III

-) Optical Patch cord and Pigtail................................................................................

-) Data Interfaces........................................................................................................

-) Ethernet Topologies...............................................................................................

-) Synchronization......................................................................................................

-) System Protection...................................................................................................

Table of Contents

Contents Page -) Network Protection and Restoration......................................................................

-) System Management .............................................................................................

-) Safety..............................................................................................

) DWDM Technical Specifications.................................................................................

-) General Considerations............................................................................................

-) System Applications.....................................................................................

--) Optical Terminal (De)Multiplexer Equipment.......

--) Optical Add/Drop Multiplexer Equipment.............

--) Optical Amplifier Equipment..............................

--) Regenerative Terminal............................................

-) Equipment Safety.........................................................................................

-) Network Topology.......................................................................................

-) Additional Requirements.........................................................................................

--) Optical Supervisory Channel .................................

--) Order Wire Channel...............................................

-) System Components Characteristics........................................................................

--) TX / RX Transponder.............................................

IV

--) Optical (De)Multiplexer..........................................

--) Optical Add / Drop Multiplexer..............................

--) Optical Amplifire................................................

--) Optical Attenuator...............................................

--) Gain Flattening Filter..............................................

--) Optical Isolator........................................................

--) Chromatic Dispersion Compensator.......................

--) Polarization Mode Dispersion Compensator.........

--) Optical Connector.................................................

--) Optical Termination..............................................

-) Power Consumption.....................................................................................

Table of Contents

Contents Page -) System Management........................................................................................

--) Configuration Management............................................................................

--) Fault management...........................................................................................

--) Security Management.....................................................................................

--) Alarm Management.........................................................................................

--) Performance Management..............................................................................

--) System Management Interface......................................................................

-) System Interfaces.....................................................................................

--) Optical Interfaces............................................................................................

--) Elecrical Interfaces..........................................................................................

-) Safety Requirements.......................................................................................

V

--) Elecrical Safety............................................................................................

--) Optical Safety...............................................................................................

-) System Technical Specifications...........................................................................

) Network Synchronization Equipments.......................................................................

-) Introduction..

-) Synchronization

--) Primary Reference Source.............................................................................

---) Requierment Definition....................................................................

---) Requirement Specification...............................................................

---) System Characteristics......................................................................

---) Functional Characteristics................................................................

---) Physical Characteristics....................................................................

---) General Characteristics.....................................................................

---) Quality Assurance Provisions...........................................................

--) Synchronization Supply Unit.........................................................................

---) General Requirements.....................................................................

---) Requirement Specifications............................................................

Table of Contents

Contents Page ---) Major Components...........................................................................

---) System Characteristics......................................................................

---) Functional Characteristics................................................................

---) Architecture......................................................................................

---) Module Requirment..........................................................................

VI

---) Performance Monitoring...................................................................

---)SSU Local Management....................................................................

---) Disaster Recovery...........................................................................

---)Physical Characteristics...................................................................

-) Synchronization Network Management System..............................

--) Management Requirements............................................................................

--) Functional Requirements...............................................................................

--) Alarm Management........................................................................................

--) Configuration Management...........................................................................

--) Asset Management Requirements..................................................................

--) Performance Management.............................................................................

--) Security Management....................................................................................

--) Network Time Management..........................................................................

) Network Management.................................................................................................

-) General Requirements...

--) General .

-) Fault Managemet Function...........................

-) Security Managemet Function.. .

-) Configuration Management Function.........................................................

-) Performance Management Function...........................................................

-) Application Development Function.......

-) Network Management System User Interface........................................................

-) Configuration Backup and Recovery

Table of Contents

VII

Contents Page -) Other Requirements....

-) DCN.....

-) Processing of Routing..

-) VPN .

-) GUI Requirement.....

-) NML-EML Interface Requirement ...

-) Non-Functional Requirement ....

-) Project Implementation ...

-)Training .......

-) Maintenance Period.....

-) Documentation and Software Provision.....

-) Customer contract/ SLA & QoS management ....

-) Customer contract, QoS/ SLA data administration ....

) ASON/ASTN ..

-) Introduction....

-) Structure.....

--) Transport Plane

--) Control Plane...

--) Management Plane..

--) Interconnection Model Between ASON/ASTN and the Customer Network

--) Intelligent Control Mode......

-) Functional Requirements for Control Plane...

--) Connection Management.

--) Auto Discovery and Link Management..

--) Routing

VIII

--) Signalling....

Table of Contents

Contents Page --) Graceful Deletion.

--) Naming and Addressing...

--) Reliability.....

--) Security........

-) Technical Requirements for Protection / Restoration...

--) Traditional SDH Protection Switching Capability.

--) Mesh Protection / Restoration Capability...

--) Mutual Conversion Between the PC Service and SPC/SC Service

-) Technical Requirements for The Transport Plane ....

--) Node....

---) Cross-Connect Capability...............................................................

---) Service Capability...........................................................................

---) Hot Backup Capability of Boards / Cards......................................

--) Netwoking Capability.....

--) SDH Interface.....

--) Ethernet Service......

--) Node Performance...

-) Timing & Synchronization Requirements.

-) NM Function Requirements..

) Maintenance.......

-) Introduction

-) Obligations for Maintenance and Technical Support.

) Training.......................................................................................................................

-) Introduction......

IX

-) Training courses .......

--) The Whole Of Subject....

--) Comprehensive course for trainers and supervisors......

--) Planning course......

Table of Contents

Contents Page --) Installation & Commissioning course ......

--) Maintenance & Operation course......

-) Requirements........ ) Test Equipment....................................................................................

) Special Tools and Acc......................................................................................

) Technical Support....................................................................................................

) Documentation.........................................................................................................

-) General........

-) System Manual.......

-) Instruction Manual......

-) Installation Drawing........

-) Repair Manual........

-) Inventory Sheets......

) Factory Test and Acceptance..............................................................................

-) General........

-) Factory Test.........

-) Field Acceptance Test.........

X

-) Final Acceptance By TIC.......

) System Performance and its Requirements...........................................................

) Maintenance Annex.............................................................

-) Spare unit.........

-) Support And After Sales Service ............

-) Duty Of Contractor During One-Year Maintenance.......

-) Repair Facilities..........

-) Training...........

Appendix......

) Tabel of Obligations & Responsibilities ......

) Route Plan........( pages)

Table of Contents

Contents Page

) Station Names ............

) Traffic Matrix ..........( pages)

) Network Link Capacity Estimation (All links & ASON links)... ( pages)

) Equipment Modification Procedure ...

) Additional Planning Informations. ( pages)

) Evaluation Parameters . ( pages)

XI

) Compliance Statement ...

Chapter One

) GENERAL CONDITIONS

-) Introduction

--) The telecommunication infrastructure company of Iran (hereinafter called TIC) intends to establish Next Generation SDH(NG-SDH) and DWDM networks based on ASON/ASTN technology to cover its requirements for th year plan.

--) This is a turnkey project. The contractor shall supply all necessaries and services for preparation of network and a period of maintenance. The detailed responsibility of TIC & the contractor is according to App..

--) All the softwares needed for performance of the equipments shall be the latest versions with un-limited license.

-) Scope of Work A. Main Equipment

--)TIC intends to establish a transport network using NG-SDH & DWDM technologies over a two layer network as follows:

---)ASON/ASTN layer consisting of nodes that must be connected to each other using direct logical links over DWDM pipes. ---)None- ASON/ASTN layer.

--)The complete list of whole network station names is attached in App..

--)Traffic matrix showing the protection type of each demand is attached in App. for whole network. Offered equipments must meet at least the traffic matrix requirements in terms of tributary for each station. Bidders are also requested to provide the following tributary interfaces in addition to the traffic matrix:

Port Type DVB FE(/)

Quantity ports * port

--)Bidders are requested to submit the detailed report &result of their design based on required criterions that is attached in App..

B. Network management according to chapter and sections . and ..

C. Synchronization according to chapter and section ..

D. Spares according to chapter .

E. Documentation according to chapter .

F. Installation materials and special tools according to chapter .

G. Test equipment (optional) according to chapter . H. Training and repair center facilities containing a small network based on ASON/ASTN technology containing nodes.

Note: All the software needed for this project shall be the latest versions and their licenses shall have no time limitation.

-)General Tender conditions

--) The tender should be integrated . Incomplete/partial tenders will be rejected. --) The bidder shall provide a complete Bill of Materials, to meet all requirements

mentioned in this technical specification, including its appendices. In case of any discrepancy between different parts of the technical specifications, the bidder shall inform TIC in writing about the discrepancies, before submitting his/her proposal to the tender committee.

Then, TIC will inform all bidders about its viewpoints on paper, which shall be regarded as the basis for the technical and price proposals.

--) If an item or some items have been omitted from the bidders Bill of Materials and the contract had been signed, the contractor will be responsible to provide all equipment, materials, or services to meet the requirements of this specifications or those mutually agreed upon, without any additional cost.

--) The list of the manufacturers of the important components (Optical components, Microprocessors, etc.) and their countries of origin shall be submitted with the technical proposal.

--) Sufficient documents, showing that all proposed equipments are field proven at least for twelve () months, shall be included in the technical proposal.

--) Optional items in this specifications are part of the main items of the project and the bidders should propose them. However, TIC may or may not require such optional items.

--) Proposed Optional items should be clearly identified in the technical and price proposals.

--) A complete time schedule for the whole project including training,factory test,installation,commissioning, dates shall be in the technical proposal.

--) The bidder shall guarantee the prompt replacement of damaged, deteriorated or failed parts and units for a period of one () year after project final acceptance test at his cost. For the exchanged parts and units, there should be a one-() year guarantee from the date of replacement.

--) Panels/units and parts (or their equivalents) should be available for a minimum of fifteen () years after delivery.

--) The time schedule should be so that the whole project be completed within (eighteen) months from the opening date of L/C (exclusive of one year maintenance period). Proposals with shorter time is preferred.

--) The contractor should provide a spare pool in Iran so that all shortages or damaged units can be supplied/replaced quickly, in order to prevent any delay in project implementation. This spare pool shall contain adequate quantities of all units and shall be shipped to Iran within equipment delivery period.

--)Equipment modification procedure should be according to app.

--) The Supplied System should be Expandable.

-)Response Format

--) The bidder shall make a point by point compliance statement to all items of the present specifications according to form "C" of App..

--) The Supplied system should meet all latest necessary ITU-T and the other related Telecommunication recommendations.

--) The bidder shall state why he can not comply some of the items or why TIC should reconsider its position.

--) The bidders proposal shall embody necessary supporting data such as calculations, catalogues, etc.

--) The Bill of Materials shall be prepared in two copies. One copy with prices shall be attached to the price proposals (Envelope-C). The other copy, which shall be exactly the same as the first copy but without prices, shall be attached to the technical proposal (Envelope-B).

--) The network plan and Bill of Materials submitted with the technical proposals shall be prepared according to App..

--) The bidder shall provide the details necessary to demonstrate that the proposal meets the requirements of these specifications. The details shall include schematics, mechanical assemblies, drawings, etc.

--) Any abbreviation or symbol used in the schematics, drawings and calculations shall be clearly described.

--) The Provided drawings shall be submitted with the technical proposal for all types of the stations.

--) Typical drawings, which show the rack configuration of each type of stations (rack layout drawing).

--) Drawings showing the units, which shall be provided for each subrack of each type of stations (subrack face drawings).

--) A supply record of the proposed equipment shall be attached to the technical proposal.

--) All the Documents should be prepared in software format and be submitted on a compact disk (CD) with the logo of the bidder. It is needed to prepare three hard copies with the signature of the bidder in all pages of documents. There would not be any limitation in copying of them for TIC.

--) Interpretation and variation of any items can be done according to TIC permission.

--) The following information shall be submitted with the technical proposal: (Proposal which does not contain these Annexes will not be considered)

Annex-: Time schedule for whole project after opening of L/C including manufacturing, factory inspection, training, shipping, custom clearance, transportation to sites, installation, commissioning, test & acceptance.

Annex-: A list containing full names of all proposed units and equipment and related software (NG-SDH and DWDM equipment, network management system and synchronization), their manufacturers and countries of origin.

Annex-: A list containing names of the manufacturers of all components (ICs, Microprocessors, Optical Components, etc.) utilized in the proposed equipment and the countries of origin.

Annex-: Network management system configuration proposed for this project (including the details of DCN planning).

Annex-: Supply record for all types of equipment.

Annex-: Equipment catalogues.

Annex-: Network management system catalogues.

Annex-: Synchronization system catalogues.

Annex-: Measuring equipment catalogues.

Annex-: Detailed list of maintenance special tools and accessories.

Annex-: Detailed list of installation materials for each type of station (Except cablerack, structure, DDF and ODF/OCDF).

Annex-: Detailed list of installation special tools.

Annex-:Power consumption of the proposed equipment totally for the whole project.

Annex-: Power consumption of all stations.

Annex-: MTBF figures for all equipments.

Annex-: Rack layout and rack face drawings.

Annex-: List of standard factory tests.

Annex-: Power budget calculations (for DWDM and NG-SDH equipment).

Annex-: List of spare units.

Annex-: List of spare pool units.

Annex-: Maintenance strategy.

Annex-: Technical support strategy.

-)EQUIPMENT REQUIREMENTS

--) All equipment supplied, including installation materials, shall be new, of highest quality, undamaged, of recent manufacture, or a type currently manufactured, and incorporating all modifications at time of production which results in an improved product for applying to this system.

--) Only completely developed and field proven equipments shall be proposed. Prototype equipment will not be accepted.

--) TIC reserves the right to reject any bidder whose equipment has not been proven in the field for a minimum period of twelve () months. The technical proposal shall embody the results of the manufacturers latest field proven experience.

--) Racks specifications shall be in accordance with ETSI standard with dimensions of mm x mm x mm (WxHxD).

--) Since the height of the racks in existing stations is mm, bidders should propose the necessary adapters for their racks to be able to fix the existing structures.

--) Front access designed for racks shall be preferred. It could be possible to mount racks back-to-back, side-by-side. The bidder shall submit typical drawing for each case, showing the racks spacing and dimensions.

--) The equipment shall be designed in some way to enable it to be easily and quickly installed. The preparation at the site of inter-rack harnesses and other installation materials shall be avoided as far as possible. The arrangement of racks shall be provided so that the future expansions shall be possible by only adding equipment or software modification without the necessity of major re-organization or replacement of the initial installation, i.e. racks, with sub-assemblies and modules, shall, from the beginning, be wired with all harnesses, connectors, hardware, etc. necessary for the expansion to full capacity.

--) Racks shall be secured to the floor and be super structure in order to withstand overturning moments caused by cable pulling or earthquake effects. Sufficient bracing to withstand earthquake forces of intensity on the mercalli scale (.g horizontal acceleration) shall be provided. The racks and shelves shall survive an earthquake qualification test consisting of application of sinusoidal force accelerations of . g horizontal (in each of two orthogonal directions) and . g vertical, linearly swept in frequency from to Hz and return to Hz at . Hz/Sec. The two horizontal and one vertical portions of this test shall be applied separately.

--) Expansion of the proposed system shall be possible without service interruption. --) All of the equipments and materials such as racks, shelves, units, pigtails, patch

cords, PDBs, etc. shall be packed separately for each station. Every individual shelf shall be pre-wired.

--) The mechanical design of equipment shall be so that the installation of the units or panels on wrong positions would not be possible.

--) The bidder shall state if any type of wiring is required during installation of the equipment in the stations (e.g. soldering, wrapping, etc.).

--) The office electrical cables for inter-connecting the different equipments are of several types:

a) Coaxial cable for Electrical Interface.

b) Cables for E& FE

c) Power cable for DC power distribution

d) Alarm and supervisory cables

--) The bidder shall state the type and maximum length of cable intended to use in each category mentioned above as well as the type of support necessary in the usual inter-connection cabling such as ladder racking, overall grid.

--) The connections which are supposed to be semi-permanent shall not be soldered.

--) All types of equipment shall be designed so that incorrect operations during commissioning or maintenance would not cause any damage.

--) Empty positions of racks shall be covered by plates. --) All plug- in units shall be replaceable very quickly without using any special

tools.

--) Possibility of accidental touch of dangerous parts of the equipment shall be reduced to the minimum.

--) Safety conditions shall conform to IEC publication. --) Replacement parts and controls should be designed such that the danger of

mechanical and electrical hazards are minimized. Warnings shall be clearly placed in English on unavoidable hazards. Personnel shall be protected from all hazardous voltages. Wherever an unavoidable danger from exposure to any hazardous voltages (such as those that can be exposed due to removal of covers) exists, there shall be a warning of such dangers to personnel in large English letters. All exposed metals shall be at ground potential.

--) Composition of different materials joined together shall be chosen so that electrolytic corrosion does not occur.

--) Inflammable materials shall be used. --) Brittle material, such as cast-iron, zinc or glass shall not be used. --) Wherever possible, standard consumable parts shall be used. These parts

should be available from more than one manufacturer.

--) Modular and plug-in concept shall be utilized throughout. All modules shall be readily removable from the front of the rack without any requirement of shutting off the power prior to removal.

--) Copper wire cables and terminal plugs shall be provided. Aluminum wire will not be allowed.

--) Cooling of the all units is preffered to be based on normal air convection and /or heat sink arrangement.

--) All equipment sub-racks, units, modules, parts, and components shall be clearly marked.

--) All labels, marking and other identifications, shall be in English or with symbols as per ITU, IEC or ISO or other internationally recognized recommendations. They shall be durable and of high quality.

--) The markings should be such that constant use of plugs or switches does not cause the designation to peel or rub off.

--) All assemblies and sub-assemblies and other modules capable of being exchanged during normal maintenance shall be marked with:

a) Function

b) Manufacturers identification

c) Identification used in handbook and drawings

d) Model number (if applicable)

e) Serial number

--) Maximum heat dissipation allowed for station or office circuit equipment areas shall be given in terms of W/m, average over the total minimum recommended

floor area, as stated by the bidder in response to item -. The bidder shall provide maximum total heat dissipation figure for each individual rack provided for each equipment type, taking into account available options and the worst-case operating conditions assumed for each type.

--) Markings and identifications on modules, components and parts must exactly match designations used in handbooks, drawings and pictures.

--) All equipment shall have mounted designation cards which are designed to provide appropriate information.

--) The equipment shall be designed to facilitate quick fault localization and restoration to service by only exchanging modules without any field repair of faulty ones.When a new unit has been placed in service, necessary adjustments shall be minimized.

--) The reliability and stability of the equipment shall be such as to allow routine maintenance interval not become less than (six) months for equipment installed in normal offices. The longest routine maintenance rate recommended shall be stated by the bidder.

The bidder shall describe any special feature of his equipment which will facilitate maintenance. There shall be information in the tender about estimated number of man-hours and maintenance periods necessary for routine maintenance.

--) All measuring, alarm and performance parameters monitoring, and remote controls shall be performed via a portable LCT (Local Craft Terminal). Connection and disconnection of the portable LCT and its operation shall not affect the operation and performance of the system.

--)If necessary routine adjustment controls shall be readily accessible from the front of the equipment without removal of the units.

--) All connectors, cable harnesses, and inter/intra-rack wiring shall be clearly identified so that no ambiguity can occur.

--) The equipment shall be so arranged that it is automatically switched off or power removed in case of any fault that other parts of the equipment might be damaged.

--) The circuitry for this function should be designed to minimize false operation. --) The maintenance test of any unit shall be done without interrupting traffic. --) All faulty units/panels shall be replaced and repaired under contractors

responsibility.

--) The equipment shall be designed so that all maintenance adjustments and measurements can be performed from the front of the equipment without service interruption.

--) The equipment characteristics and performance shall comply with the latest ITU-T, OIF and IETF recommendations.

--) No component or device shall be designed to operate in excess of its maximum voltage or current rating as specified in the relevant manufactures data sheets, over the range of conditions required by this specifications.

--) All equipment and devices shall be suitably protected against over voltage, over current and ground leakage.

--) Direct current devices shall be protected against voltage polarity reversal. --) Non-fuse breaker (NFB) power distribution fusing shall be provided for all

equipment shelves. Each rack shall have a separate fuse.

--) Operation of fuses and/or circuit breakers within terminal equipment shall cause the initiation of office alarms. For designs in which fuse operation directly completes an alarm contact, there must be complete galvanic isolation between the main circuit and the alarm circuit. It shall be preferred that a unique lamp or equivalent display be provided within the terminal rack to distinguish the presence of a fuse or circuit breaker alarm.

Fuses used within the terminal equipment shall preferably be of the indicating type. That is, it should be possible to distinguish which group of fuses has operated through the presence of a distinct visual indication. If such indication is not provided, the bidder shall describe the method(s) by which the operated fuse may be isolated.

--) The equipment shall be resistant to transients from the switching equipment, power or other sources arriving on power supply leads, and digital line interfaces.

--) All connectors shall be of high quality and be so designed and constructed that the overall mechanical and electrical performance of the connector is not degraded or impaired by the repeated connections and disconnections that will be normally experienced during the designed life of the equipment.

--) The component used in the equipment shall be of such quality and be used in such a way that at least a years life period can be foreseen for the equipment when operating in a given operation environment.

--) All equipments shall be connected to a rack ground bar. --) All metallic parts shall be electrically bonded together. --) Providing of stations earthing system is not covered by this specifications, but

the contractor shall clearly mark and indicate the location on the rack where the connection shall be made.

--) All equipments (except test equipment and computers)shall be designed to operate with to VDC as described below. Test equipment and computers shall operate with (+/-%) VAC, (+/-%) Hz.

Primary Power Sources

a) The power sources available in each station are:

- v DC with positive pole grounded b) Normal Variations

- v DC Voltage variation +% v

- AC ripple upto . Vpp c) Extreme variations

- v DC source Voltage variation - v to v These characteristics apply to equipment which is directly fed from the primary power sources.

--) In case of not using on-board power supply, suitable power supply unit redundancy shall be provided in each subrack for increased reliability.

--) The distribution system shall limit transients so that a short circuit in one distribution branch will not cause the voltage in another distribution branch to exceed the voltage accuracy requirements.

--) Short interruption of power supply: The bidder shall state the duration of power interruption & the equipment

shall withstand without service interruption or initiation of alarm.

--) The service shall continue without any break or transient disturbance if the battery charger is switched to and from forced or equalization charging, if the AC power to the battery rectifier suddenly fails with batteries in order.

--) Transients on DC primary power sources:

a) Transients of V and duration of microsecond on DC supply leads shall cause no damage to the equipment.

b) Primary source voltage of any magnitude less than nominal shall not cause equipment damage.

--) Primary power source noise: a) The stated performance of the equipment shall be maintained:

A. With power source noise in any KHz bandwidth, between KHz and KHz, less than mv r.m.s. from the v primary power source.

B. With power source noise in the voice frequency band upto- dBmp from the v primary power source.

--) The design objective for the distribution loss, including cabling, fuses, switches, circuit breakers, etc. from the battery poles to the power connection at each individual rack shall be as follows for all operating conditions :

For a v feed system . v The bidder shall state how the primary power sources are protected and distributed in each rack line up and in each individual rack.

--) The primary input of any power supply shall be fused on the negative polarity of the input voltage.

--) Any power supply shall not be damaged if the DC input voltage is applied with the wrong polarity. The bidder shall describe the method by which such protection is achieved.

--) Local power supplies shall be protected against over currents and over voltages. The bidder shall give the values of the protection limits and how the protection is implemented.

--) Each power supply shall be controlled with visual and audible alarms. --) Power supplies which feed more than two systems must be equipped with

redundant power units.

a) Each normal and redundant unit shall be capable of supplying the total power consumption requirements of the equipment for which it has been designed.

b) Control lamp(s) shall indicate which power units are operating and in case of failure, switching to the redundant power supply shall be automatic and shall cause no activation of major urgent alarm for the system supplied.

c) A single defective power unit shall give only minor or non-urgent alarms

d) In case of failure of both normal and redundant power units, major or urgent alarms shall be given.

--) Two independent power distribution lines, A and B, shall be used for the alarm and monitoring functions in the equipment.

--) It shall be possible to terminate two independent power distribution lines in the equipment.

--) Printed circuit boards shall be composed of a high strength heat resistant fiberglass base material or an equivalent with bonded copper sheet circuitry.

--) Plug-in circuit boards shall employ two opposite bifurcated contacts. A tarnish resistant metal such as gold or palladium shall be used for the connector contacts.

--) All printed circuit boards or other assemblies containing electrostatic sensitive devices shall carry a suitable warning label advising of the need to observe electrostatic protection. The front panel of such equipment shall also carry the same warning. Antistatic wrist straps shall be supplied at the maintenance centers of the stations for which these kinds of devices are supplied.

--) The workmanship, material and finish of all supplied equipment shall be free of all defects and shall embody the best features of contemporary telecommunications equipment.

--) All thread sizes for screws, nuts and bolts shall conform to a standard system, preferably the metric system.

--) Equipment shall be packed to withstand severe vibration as may be encountered during transportation in Iran.

--) Mechanical shocks that occur during maintenance (such as opening and closing the cabinet doors, connecting and disconnecting of cables, etc.) shall not affect the transmission performance.

--) The equipment shall be packed to resist fungus or mold during transportation and storage.

--) Equipment must be fully protected against effects of air borne dust and sand. --) All electronic equipment or other items which may be affected by fungus or

mold shall be suitably tropicalized.

--) Environmental Parameters: Any digital equipment supplied to the TIC shall operate satisfactorily (per

the criteria stated in this specification) as follows :

a) Normal Operating Conditions:

Ambient temperature (I) +oC to +oC. Relative humidity:

For I oC % to X%

(X decrease linearly From % to %) Altitude:

- to meters above mean sea level (m.a.m.s.l)

Ambient refers, to conditions at a location . meters above the floor and . meter in front of the equipment. b) Short term and extreme operating conditions:

Under the following conditions the equipment shall continue to give service, with allowance for reasonable degradation of performance from the requirements stated in this specification:

Ambient temperature -oC to +oC .

Relative humidity % to %

Earthquake: upto intensity on the mercalli scale Shortterm temperature and humidity conditions will not persist more than hours continuously & not more than days in one year. The office equipment shall remain operational when subjected to earthquake environments specified above even though some physical damages may occur.

c) Transportation and Storage:

During transportation and storage (on-working) the packaged equipment shall withstand without damage in the following conditions :

Temperature: - oC to + oC

Relative humidity: % to %

Altitude: - to m.a.m.s.l

Vibrations: One sweep of . from to Hz during minutes at a rate of . octave /min.

Shocks: One shock pulse of G during ms applied in each possible orientation axis parallel to the transportation longitudinal axis.

--) The equipment provided shall be compatible with the bidders existing and planned facilities which shall not form a part of this specification.

--) Quality Requirements: a) Quality Assurance:

Bidders shall include documentation containing full details of the quality assurance systems which will be applicable for the specified equipment.

The quality assurance systems shall comply with the latest ISO standard.

b) Quality Control:

Suppliers shall demonstrate that their organizations are capable of maintaining a qualification standard that meets all specified requirements.

The quality of equipment shall comply with the requirements in specification with the latest ISO standard.

The operation of the quality procedures will be confirmed by assessment visits and suppliers shall state their agreement.

--) Life Time Operating Conditions:

The operating life time of the equipment shall be at least years. All specified values shall be valid under all operating conditions and during the life time of the equipment and shall fully comply to the specifications given in this chapter.

--) Electromagnetic Environment: a) The supplier shall guarantee trouble-free operational performance of the

equipment in the electromagnetic environment as well as tolerance to electrostatic discharge as specified in the relevant parts of ITU-T recommendations which are based on related IEC.

b) The requirement for emission is that the equipment shall fulfill the requirements specified in document CISPR .

--) In the time between finalizing the LOM and delivering the equipment if the newer version of this equipment had been produced, the winner should offer the latest version too, TIC reserves the right to choose each kind of the offered equipment.

Chapter two

) Network -) Introduction

Network Requirements for establishing transmission network are considered in three following sections: Transmission, Sinchronization, Network management and Protection.

-) Transmission

The TIC intends to establish a transmission network .The bidder shall submit the transmission network plan..

-) Syncronization

--) The bidder shall submit the Synchronization network plan and equipment according to proposed transmission network.

--) The proposed Synchronization Network must be according to ITU-T G., G., G., G. and G. Recommendations.

--) The proposed Synchronization Network must include PRS as main equipment and standby.

-) Protection

The bidder shall use the following protection mechanisms in the transport network:

--) MSP (Multiplex Section Protection)

a) Bidder will use MSP + between any local switchs (including BTS, MSC, RS and other equipment) and the connected SDH equipment.

b) The MSP + shall work in non-revertive and revertive mode.

c) The MSP + shall be supported at STM-, STM-, STM- and STM- (where applicable)

d) The Bidder is required to support MSP + in their offered equipment.

--) SNCP/N (Sub-Network Connection Protection, Non-Intrusively monitored) a) Tenderer will use SNCP/N on all bit rates in their sub-networks and meshed

network connections.

b) The SNCP shall work in non-revertive and revertive mode.

c) The SNCP shall be supported at VC-, VC--xc, VC-, VC--xc, VC- and VC--xc (where applicable).

d) The Bidder is required to support SNCP/N in their offered equipment.

--) F. MS-SPRing (Two fibres Multiplex Section Shared Protection Ring)

a) Bidder will use F. MS-SPRing in all STM-/STM- transport rings. In cases with capacity problems, the Tenderer will implement a higher bit-rate, assuming that implementing higher bit-rate is more cost effective than utilizing an additional fibre pair.

b) The MS-SPRing working will be working in revertive mode.

c) The bidder is required to support F. MS-SPRing in their offered equipment. d) The bidder shall state how many MS-SPRing rings their system can be member of.

--) LCAS (Link Capacity Adjustment Schema) a) In order to offer higher availability to their subscribers, the bidder will implement

point-to-point LCAS in their data network.

b) The bidder is required to support LCAS in their offered equipment.

-) DCN Management Network

--) DCN network shall provide necessary infrastraucture for supervisory of equipment and network management.

--) DCN Network must have higher reliability.

--) DCN Network must have sufficient bit rate.

Data Communication Network.

Chapter: three

) NG-SDH Technical Specifications -) General Considerations

--) The system shall confirm to the latest ITU-T recommendation, IETF & IEEE standards, if it is not confirmed some sections of standards; provider should define its deviation with reason.

--) Provider shall submit detailed specifications of hardware and software upgrading capability.

--) Provider shall notify nominal bit rate, bit rate tolerance, coding, scrambling and error detection/correction mechanism for all interfaces.

--) SDH frame structure shall be according to ITU-T G..

--) Software upgrading, control, alarms monitoring, levels provision of the system must be possible locally and remotely, without any service interruption.

--) FEC (Forward Error Correction) or EFEC (Enhancement FEC) mechanism shall be used for Gbps and higher bit rates.

--) System shall work over existing single mode fiber optic cables between nodes in this project according to App. .

--) Provider shall describe capability of system operation with OTN (Optical Transport Network) according to ITU-T G..

--) Provider shall describe the using intelligent optical networks features in system according to the following Recommendations: a) ITU-T G., ITU-T G. and ITU-T G. for ASTN (Automatic

Switched Transport Network) and ASON (Automatic Switched Optical Network)

b) IETF Recommendation for Protocols based on GMPLS (Generalized Multi Protocol Label Switching)

c) OIF-UNI (Optical Internetworking Forum-User Network Interface)

--) Provider shall fully transfer technical knowledge of NG-SDH systems to TIC (Telecommunication Infrastructure Company) personnels.

--) System identification shall be related to their application type intra office, Short haul, Long haul, Very long haul & Ultra long haul shall identify to Application codes: I, S, L, V and U according to ITU-T G. and ITU-T G. for systems with and without optical amplifier.

--) Provider shall notify all optical and electrical connectors used for system interconnections.

--) Provider shall provide all adaptors needed between System connectors.

-) Operation modes --) System shall support following operation modes:

a) TM (Terminal Multiplexers) b) ADM (Add-Drop Multiplexers) c) DXC (Digital Cross-Connect)

-) Network Topologies --) System shall support the following network topologies:

a) Point-to-Point b) Linear c) Ring/Multi Ring d) Mesh

-) System transmission capacity --) Provider shall fulfill table . for all type of System in this project.

--) Cross-connect for all VCs (Virtual Container) must operate at full non blocking mode and support following functionalities:

a) Tributary to Line

b) Tributary toTributary

c) LinetoLine

d) Loop Back

e) Drop & Continue

f) Uni-Directional/Bi-Directional

g) Broadcasting Connections

--) Provider shall fulfill switching cross connection matrix at table .

Table .: System transmission capacity

Port per Card Max Access port per single Sub rack Service Type

E (VC-)

E (VC-)

Electrical STM-

Optical STM-

Optical STM-

Optical STM-

Optical Colored STM-

Optical STM-

Optical Colored STM-

Fast Ethernet, / Mbps

RPR FE

Gigabit Ethernet

RPR GE

Gigabit Ethernet

FDDI

Digital Video

ESCON

Fiber Channel

FICON

ATM E

ATM STM-

Table .: Switching matrix capacity

Switch Matrix

Lower Order Matrix unit (VC-) Capacity Board Type

High Order Matrix unit (VC-) Capacity

Board Type

-) Electrical interfaces --) E (HDB, Kbps ppm) interfaces must be according to ITU-T G.

and with / impedance.

--) E interface Jitter tolerance must be according to ITU-T G..

--) E interface Mask must be according to ITU-T G. and provider must submit related mask diagram.

--) E interface must support Unframed and framed modes according to ITU-T G..

--) E (HDB, Kbps ppm) interface shall be according to ITU-T G. and with impedance.

--) E interface Jitter tolerance must be according to ITU-T G..

--) E interface Mask must be according to ITU-T G. and provider must submit related mask diagram.

--) STM-(CMI, Kbps ppm) interface must be according to ITU-T G. and impedance.

--) STM- interface Jitter tolerance must be according to ITU-T G..

--) STM- interface Mask must be according to G. and provider must submit related mask diagram.

-) Order wire

--) System must be equipped with Order Wire channel using DTMF signaling for test, installation and maintenance used by operators between nodes of network.

--) Order wire channel must provide voice connection for operators with the following methods:

a) By numbering (max to )

b) Teleconference

c) Playback for all terminals

--) If two stations are talking to each other, it must be possible for other stations to be connected to the conversation via dialing a specified digit or code number (conference).

--) System must have at least two order wire channels for communicating with back and forward terminals.

--) The system must be able to provide multi directions order wire channel. --) Each terminal must have the capability to define numbering for order wire

channel.

--) The system must have express order wire channel (selective) with access to PABX channel.

--) Provider must notify additional capability of order wire such as answering machine and interconnection between NG-SDH & DWDM.

--) Provider must fulfill specifications of order wire in table ..

Table .: Specifications of order wire channel

Parameters value

Number of OW channels in terminal

Number of OW channels in ADM

Type of handset interface W

W

Type of hand set connector

parameters minimum maximum

Level of output voice signal (dBm)

Level of input voice signal (dBm)

-) Optical interfaces --) Specifications of all optical interfaces without optical amplifier must be

according to ITU-T G..

--) Specifications of all optical interfaces with optical amplifier must be according to ITU-T G..

--) Specifications of all optical amplifiers must be according to ITU-T G., G..

--) Provider must notify calculation method and results of link power budget and maximum span length over existing optical fiber cable routes.

--) Provider must present eye diagram for all optical transmitters.

--) Provider must fulfill specification of all optical interfaces in table ..

Table .: Specifications of optical interface

Description Unit Parameter

- Optical source type

nm Wavelength transmitter

dBm Maximum Transmitter Power

dBm Minimum Transmitter Power

Max Min dBm Tunable Transmission Power & Range

dB Minimum Extinction Ratio

nm Received operating wavelength range

dB Minimum Receiver Sensitivity

dB Minimum Receiver Overload

- OSNR

ps/nm Maximum Dispersion tolerance in the receiver

km Span Length

- Connector Type

dB Optical Reflection Loss

--) All optical interfaces must have separate optical modules according to MSA (Multi Source Agreement), type of optical modules are listed as following:

a) SFP (Small Form factor Pluggable) or SFF (Small Form Factor) for Bit rates up to . Gbps and GE

b) XFP (Gb small Form factor Pluggable) for STM-

c) XENPAK for GE

--) For direct connection to DWDM/CWDM systems, STM-, STM- and STM- optical modules must be able to replace with tunable colored modules according to ITU-T G../G...

--) Central wavelength and connector type of optical interfaces must be specified according to table ..

Table .: Central wavelength and connector type of optical interfaces

Connector Central wavelength Optical interface

SC/PC FC/PC ST DIN E LC

nm nm

STM-

SC/PC FC/PC ST DIN E LC

nm nm DWDM .... Wavelength (THz) Tunable for ... Channel, Channel spacing, .... Central Wavelength (THz) CWDM.... Wavelength (nm)

STM-

SC/PC FC/PC ST DIN E

nm nm DWDM .... Wavelength (THz) Tunable for ... Channel, Channel spacing, .... Central Wavelength (THz)

STM-

LC CWDM.... Wavelength (nm)

SC/PC FC/PC ST DIN E LC

nm nm DWDM .... Wavelength (THz) Tunable for ... Channel, Channel spacing, .... Central Wavelength (THz) CWDM.... Wavelength (nm)

STM-

SC/PC FC/PC ST DIN E LC

nm nm DWDM .... Wavelength (THz) Tunable for ... Channel, Channel spacing, .... Central Wavelength (THz) CWDM.... Wavelength (nm)

STM-

-)Optical amplifier --) Systems with optical amplifiers must be according to ITU-T G. and ITU-T

G..

--) Provider must fulfill specifications of optical Booster and Pre-Amplifier in table . and table ..

Table .: Specifications of optical Booster Amplifier

Parameters Unit

Value

Minimum Maximum

Operating wavelength range nm

Total input power range dBm

Total output power range dBm

Amplification gain range dB

ability to hold output power constant and range dBm

ability to hold gain constant and range dBm

Insertion loss dB

Saturation output power dBm

Input overload power dBm

Noise figure (Pin= dBm) dB

Gain flatness dB

Maximum reflectance tolerable at output dB

Input reflectance dB

Polarization Mode Dispersion (PMD) Ps/nm

Polarization Dependent Gain (PDG) dB

Pump wavelength nm

Pump leakage dBm

Connector type -

Table .: Specifications of optical Pre Amplifier

Parameters Unit

Value

Minimum Maximum

Operating wavelength range nm

Total input power range dBm

Total output power range dBm

Amplification gain range dB

ability to hold output power constant and range dBm

ability to hold gain constant and range dBm

Insertion loss dB

Saturation output power dBm

Input overload power dBm

Noise figure (Pin= dBm) dB

Gain flatness dB

Maximum reflectance tolerable at output dB

Input reflectance dB

Polarization Mode Dispersion (PMD) Ps/nm

Polarization Dependent Gain (PDG) dB

Pump wavelength nm

Pump leakage dBm

Connector type -

-) Optical Attenuator --) Provider must declare each part of the system that needs optical attenuator with

its value in this project.

--) Connector of optical attenuators must be accommodated with equipments. --) Provider must fulfill specifications of fixed optical attenuator in table ..

--) In case of using any type of VOA (Variable Optical Attenuator) in the system, Provider must fulfill specification of VOA in table .

Table .: Specifications of fixed optical attenuator

Parameters Unit Value

Minimum Maximum

Operating wavelength range nm

Attenuation dB

Insertion loss dB

Return loss dB

Polarization Dependent Loss (PDL) dB

Tolerable input power dBm

Connector type -

Table .: Specifications of VOA

Parameters Unit Value

Minimum Maximum

Operating wavelength range nm

Attenuation range dB

Resolution dB

Insertion loss dB

Return loss dB

Polarization Dependent Loss (PDL) dB

Tolerable input power dBm

Connector type -

-) Dispersion compensation --) Chromatic Dispersion Compensator or DCM (Dispersion Compensator

Module) must be according to ITU-T G..

--) Provider must declare compensation method and location of DCM in the system in this project.

--) Provider must fulfill specifications of DCM in table ..

Table .: Specifications of passive chromatic dispersion compensation

Value Parameter

Maximum Minimum

Operating wavelength range (nm)

Insertion loss (dB)

Return loss (dB)

Polarization Dependent Loss (dB)

Polarization Mode Dispersion (ps) PS/nm

Tolerable input power (dBm)

Connector type

PMD (ps) Dispersion (ps/nm) Insertion loss(dB) Compensation equivalent km of G.

.

.

--)Provider must declare compensation method, location and specification of PMD compensator, if used in this project.

-) Optical Patch Cord and Pigtail --) Optical patch cords must be suitable for connection to ODF (Optical

Distribution Frames) with minimum length of m, single mode fiber and DIN connector (ODF side).

--) Performance of optical pigtail and patch cord connector must not be degraded before times of plugging-in and plugging-out.

--) Optical Pigtail must be suitable for connection to ODF (Optical Distribution Frames) with minimum length of m, single mode fiber and DIN connector (ODF side).

--) Provider must fulfill specifications of optical patch cords in table . and optical pigtails in table ..

Table .: Specifications of optical patch cord

Value Unit Parameters

dB Insertion loss

dB Return loss

Kg Tensile strength

dB Polarization Dependent Loss (PDL)

dBm Tolerable input power

ps PMD

System side ODF side - Connector type

Table .: Specifications of optical pigtail

Value Unit Parameters

dB Insertion loss

dB Return loss

Kg Tensile strength

dB Polarization Dependent Loss (PDL)

dBm Tolerable input power

ps PMD

- Connector type

-) Data Interfaces

--) The system must be capable of transfering Ethernet traffic over full TDM (STM-n) based networks.

--) The system must be capable of transfering Ethernet traffic without MPLS (Multi Protocol Label Switching) over SDH network.

--) The system must be capable of transfering Ethernet traffic with MPLS using Label binding and Forwarding over SDH networks.

--) The system must be capable of implementing point-to-point L MPLS VPN (Layer MPLS Virtual Private Network) by the following interfaces:

ATM to ATM

Ethernet/VLAN to Ethernet/VLAN

TDM to TDM

--) The system must support L Private Ethernet Line service.

--) Provider must declare the capability of the system for supporting L MPLS VPN service, if it is supported.

--) The system must be capable of supporting Fast Reroute Redundant LSP, if it is supported.

--) MPLS signaling must be based on LDP (Label Distribution Protocol), if it is supported.

--) System capability for TE (Traffic Engineering) must be based on RSVP-TE (Resource Reservation Protocol), if it is supported.

--) All data interfaces must fully support VCAT (Virtual Concatenation) according to ITU-T G..

--) All data interfaces must fully support LCAS (Link Capacity Adjustment Scheme) for Low Order and High Order according to ITU-T G..

--) Provider must notify Deferential Path Delay for VCAT.

--) The system must support the following management system commands for VCG (Virtual Concatenation Group):

a) Add a member to VCG

b) Remove a member from VCG

c) Lock out a member from VCG

--) All data interfaces must support GFP (General Framing Procedure) type T and F, according to ITU-T G..

--) Provider must notify capability of the system for supporting LAP-S (Link Access Procedure SDH) according to ITU-T X. and X. and LAP-F (Link Access Procedure-Frame relay) according to ITU-T Q. and Q., if it is supported.

--) System must be able to limit bandwidth at client node with Mbps steps.

--) System must be able to provide dedicated or non-dedicated bandwidth.

--) Provider must notify maximum number of simultaneous VCGs per each card.

--) Layer non blocking switch fabric forwarding capacity of data interfaces must be at least Gbps, maximum capacity must be notified by provider.

--) Mapping of Ethernet frame with VCG capability must be done as followed:

a) Mbps by mapping to VC-nv

b) Mbps by mapping VC-nv and VC-nv

c) Gbps by mapping VC-nv and VC-nv

d) Gbps by mapping VC-nv and VC-nv

--) System must support QoS (Quality of Service) and CoS (Class of Service) based on MPLS for VLAN and MAC (Media Access Control) address of each port.

--) Ethernet MAC switches must be able to be logically partitioned into virtual MAC switches.

--) Minimum MAC address table must be ., the maximum must be notified by Provider.

--) System must support MAC address filtering.

--) System must support transparently forwarding incoming IEEE .Q VLAN tag Ethernet frames.

--) System must support CoS according to IEEE .p.

--) System must support EPL (Ethernet Private Line), EVPL (Ethernet Virtual Private Line), EPLAN (Ethernet Private LAN) and EVPLAN (Ethernet Virtual Private LAN) services.

--) System must support VLAN ID and at least . Active VLAN, Maximum Active VLAN must be notified by Provider

--) System must be capable to configure MTU (Maximum Transmission Unit) up to bytes (Jumbo frames) for bridging on Gigabit Ethernet ports, and up to bytes for bridging and routing on Fast Ethernet.

--) System must support congestion avoidance RED (Random Early Detection) and WRED (Weighted Random Early Detection).

--) System must support the following queuing services: a) Priority queuing b) Custom queuing c) WFQ (Weighted Fair Queuing) d) CBWFQ (Class-Based WFQ).

--) System must support the following queuing algorithms: a) Real-time class b) Assured quality class c) Best effort class

--) System must support RPR (Resilient Packet Ring) according to IEEE ..

--) RPR Services must support CoS priorities with A, B and C service class according to IEEE ..

--) RPR service must support steering and wrapping protection with switching time less than ms according to IEEE ..

--) Layer Ethernet must have the following features: a) Flow Control (.x) b) Ethernet Bridging (.d) c) Class of Services (.p) d) Spanning Tree Protocol (.d) e) Rapid Spanning Tree Protocol-RSTP (.w) f) VLAN Trunking Protocol-VTP (.q) g) Multiple Spanning TreeMSTP (.s) h) Link Aggregation (.ad) i) Tunneling-Q in Q (.q) j) Authentication Mechanism for Security.(.x)

--) Ethernet Base-T Interface must be according to IEEE ..

--) Ethernet /Base-TX Interface must be according to IEEE .u.

--) Ethernet //Base-TX Interface must be according to IEEE .z.

--) Ethernet GE Interface must be according to IEEE .ae.

--) FC (Fiber Channel) Interface must be according to ANSI X..

--) ESCON (Enterprise Systems Connection) Interface must be according to IBM SA.

--) FICON (Fiber Connectivity) Interface must be according to ANSI X..

--) DVB-ASI (Digital Video Broadcasting-Asynchronous Serial Interface) Interface must be according to ITUT J..

--) Data interface connectors must be according to Table ..

Table .: type of data interface optical connectors

Optical data interface Connector

Base-FX (FE) LC SC MTRJ

Base (GE) LX SX ZX LC SC MTRJ

GE LC SC MTRJ

FC LC SC MTRJ

ESCON LC SC MTRJ

FICON LC SC MTRJ

DVB LC SC MTRJ

-) Ethernet topologies --) In Point-to-point Ethernet connection the two ports must have the capability of

connection in separate ports, separate units and separate shelves.

--) In Point-to-point Ethernet connection the following cases must be supported: a) Layer Ethernet Private Line based on static bandwidth (i.e. a VCG)

b) Layer Ethernet forwarding scheme (i.e. no MAC switching)

--) Point-to-point Ethernet connection must support Layer Ethernet Private Line mapped into MPLS with QoS guarantees and differentiated services.

--) Point-to-point Ethernet from customer end side to the Virtual MAC Switch shall be implemented with either Layer Ethernet Private Lines (i.e. Ethernet mapped into VCGs) or Layer Ethernet Private Lines (i.e. based on MPLS).

--) In Point-tomultipoint Ethernet connection, there must be the capability of connecting multiple Ethernet ports(Customer ports) to one port(aggregation port).

--) In Point-tomultipoint Ethernet connection, Ethernet Switches in SDH Nodes must be able to be logically divided into a number of Virtual MAC Switches, each corresponding to one customer.

--) Connection between customers to virtual MAC in the same domain must be implemented via Layer Ethernet Private Lines or Layer Ethernet Private Lines.

--) The system which is connecting a customer port, must be able to transparently forward incoming IEEE .Q VLAN tag Ethernet frames.

--) The system which is connecting aggregation port must be able to forward incoming IEEE .Q VLAN tag Ethernet frames to the customer which the port belongs to by examining.

--) System must be capable of transfering Ethernet frames completely transparently.

-) Synchronization --) System must have the following three synchronization modes according to

ITU-T G., ITU-T G. and ITU-T G.: a) Locked b) Hold over with accuracy . ppm/day c) Free running with accuracy . ppm.

--) Synchronization equipment must support SSM (Synchronization Status Message) monitoring and algorithm for priority definition according to ITU-T G. and ITU-T G..

--) System must have synchronization output ports. --) System must be able to automatically return to higher priority input when it

comes back to normal mode.

--) System must have KHz timing reference according to ITU-T G..

--) KHz timing reference Interface must have or Impedance and balanced or unbalanced mode.

--) Jitter of KHz timing reference output port must be according to ITU-T G..

--) System must have Kbps timing reference with HDB coding according to ITU-T G., ITU-T G..

--) Kbps timing reference Interface must have or Impedance and balanced or unbalanced mode.

--) System must have tributary channels timing reference capability. --) System must have line (STM-n) timing reference according to ITU-T G..

--) Provider must fulfill input and output synchronization ports specification in table ..

Table .: list of synchronization ports

Input synchronization ports

Type Description

Output synchronization ports

Type Description

-)System Protection --) Equipments protection must be supported in all topologies. --) System must support the following protection types:

a) + protection for all optical interfaces of intra-office (shelves interconnection).

b) :n protection for all electrical interfaces, provider must specify the value of n.

c) + protection for all common units.

d) + protection for switch matrices.

--)Provider must declare if the protection units are the same as working units. --)Provider must define the location of the protection units.

-) Network Protection and Restoration --) Network and Traffic protection must be supported in all topologies. --) The following Protection functionalities must be supported and provider must

notify the switching time value of them:

a) Revertive or non-Revertive

b) Wait To Restore

c) Manual, force or automatic switching for working or protection paths

--) System must support + MSP (Multiplex Section Protection) according to ITU-T G..

--) System must support + MSP protection for all STM-n interfaces.

--) Provider must notify MSP configuration methods and limitations for all interfaces.

--) System must support SNCP (Sub-Network Connection Protection) type I (Inherently) and N (Non-intrusive) for all interfaces and topologies according to ITU-T G..

--) System must support SNCP I/N protection for all VC, VC-xc, VC, VC-xc, VC and VC-xc.

--) Provider must describe high order and low order SNCP protection configuration.

--) Equipments must support F-MSPRing (Multiplex SectionShared Protection Ring) or F-MSPRing for STM-, STM- or STM- according to ITU-T G..

--) System must support mesh protection and restoration mechanism. --) System must support SLA (Service Level Agreement), Provider must fulfill

table ..

Table .: Specification of SLA

Protection/SLA levels Protection type Switching time delay

-) System management --) System management must support the following functions according to ITU-T

M:

a) Fault Management

b) Configuration Management

c) Accounting Management

d) Performance Management

e) Security Management

--) Connection between EMS (Element Management Systems) and NEs (Network Element) must be according to SNMP (Simple Network Management Protocol) protocol with Q interface according to ITU-T G. with Rj- connector (/ base-T) over LAN network.

--) System must support RS-, LAN, IEEE, USB interface for connecting to LCT (Local Craft Terminal).

--) All management system capabilities must also be performed by LCT. --) System must be remotely controlled and managed according to ITU-T Q.

and ITU-T Q..

--) System must have the capability of being locally managed with personal computer by F interface.

--) System must use DCC (Data Communication Channel) channels for local maintenance and management for at least NEs.

--) System must be capable of being connected to LAN and WAN for NE management.

--) System OS (Operating System) must be fully redundant. --) Local access to NE must not be possible without network management

permission.

--) System management must have suitable GUI (Graphical User Interface) software for viewing physical structure, provisioning and management of NE.

--) System software must have suitable online help for operating, maintenance and troubleshooting.

--) System software must have user management features such as operation class and user accessible levels.

--) System software must be able to view block diagram and functional view of system components.

--) System management database information must be the same as NE contents and information.

--) System software must be capable of identifying the following information for all of the system components:

a) Card name and type

b) Card serial number

c) Software version

d) Hardware version

e) Date of production

f) Guarantee expiration date

--) Provider must notify any additional information besides above items.

--) System software must be capable of configuring system components according to the following functions:

a) Enabling and disabling of any interface

b) Wavelength tuning of any tunable optical interface

c) Adjusting optical amplifier gain

d) Adjusting optical interfaces output power

e) Configuring signal structure and overhead bytes

f) Switch over configuration

g) Plug and Play feature

--) System software must record history log of faults and alarms types, event time, fault severity and probable causes of them.

--) System software must indicate unit operation status by a suitable GUI.

--) System must have alarm signals and control signals for housekeeping, provider must notify the maximum number of them.

--) System must be able to define housekeeping alarms for any monitoring points.

--) System software must be able to display the number of housekeeping alarms with the severity of them.

--) System software must be capable of controlling and monitoring other systems such as battery and rectifier using housekeeping alarms.

--) System software must have order wire channel fault management.

--) System software must be able to define and classify different alarm severities.

--) System software must be able to implement filtering on the following event fields.

a) All events

b) Some of events

c) Source of events

d) Duration of events

e) Severity

f) Date & time

g) Friendly name

h) Alarm type

i) Probable cause

j) Reservation status

k) Cleaning status

l) Acknowledge Status

m) Correlated notification flag

n) Repetition counter

--) System software must have audible and visual alarms.

--) System software must be able to define and adjust alarms threshold level.

--) System software must be able to monitor at least the following alarms by LCT and report them to the network management:

a) Loss of Frame

b) Loss of Multi frame

c) AIS (Alarm Indication Signal)

d) High BER

e) Loss of pointer

f) Loss of sync

g) RSOH adapter failure

h) MSOH adapter failure

i) Loss of signal

j) Mismatch of signal label

k) Loss of timing references

l) Mismatch of path trace

m) Fail of cross connection

n) Laser failure

o) Power Supply Failure

p) High Temperature alarm

q) Fan failure

--) System software must be capable of defining local user accessible level by the network manager.

--) System software must be fully protected against any type of virus with upgradeable virus database.

--) System must be able to create all performance reports according to ITU-T G..

--) System must be able to create report for threshold levels and alarm indication status due to threshold crossing.

--) System must be able to implement performance monitoring for all measurable parameters in minute and hour periods.

--) System must be able to display performance monitoring results for all sections and conditions.

--) System software must be able to measure transmission output and receiver input power level for all optical interfaces and environment temperature.

--) System must be capable of implementing performance measuring on several ports simultaneously; provider must notify the simultaneous performance measure list.

--) Provider must notify limitation cases in the simultaneous performance measuring.

--) System management must be able to record history log for all NE operators in each access level, this log must contain: operator name, connection date/time and its activity descriptions.

--) Provider must notify NE information storage media type and its replaceability, replaceable ability storage media is preferred.

-) Safety --) System must support safety requirements according to IEC

Recommendation.

--) For avoiding any probable hazards for operators, provider must declare all safety comments.

--) System must have complete grounding facility to avoid any hazards due to thunderbolt, short circuit and electrical shock.

--) All electrical parts must be protected against short circuit and overloads. --) System must support optical safety requirement according to IEC -, IEC

- and ITU-T G. Recommendations.

--) All connectors of optical monitoring points and unused optical ports must be protected by suitable reusable caps against dust.

--) System must have suitable caution labels for all optical sources. --) System must check optical link in adjustable period activation time for

automatic laser restart.

--) Provider must fulfill table . for ALS (Automatic Laser Shutdown) and APSD (Automatic Power Shutdown).

Table .: Time constants for automatic shutdown

Time constant Reference points Value

Terminal response activation time MPI-R to MPI-S

Terminal deactivation time MPI-R to MPI-S

BA activation time R' to MPI-S

BA deactivation time R' to MPI-S

PA activation time MPI-R to S'

PA deactivation time MPI-R to S'

Pulse length for manual and automatic restart N/A

Pulse repetition time for automatic restart N/A

Reference points S' and R' are specified in ITU-T Rec. G.. BA=Booster Amplifier PA=Pre-Amplifier MPI-R=Main Path Interface reference point-Receive MPI-S=Main Path Interface reference point-Source

Chapter: Four

) DWDM Technical Specifications -) General Consideration

--) The supplied DWDM system must be in accordance with ITU-T Rec. G..

--) This Technical Specification is used for Gbit/s DWDM equipment and the system for Optical Fiber Cable (OFC) telecommunication trunk project.

--) Application Wavelength Range of the DWDM system must be considerd in the C & L bands.

--) The Maximum Distance between Optical Line Terminal should be stated for different cases.

--) The Maximum span length should be stated for different cases. --) The Operating Wavelength range for supplied DWDM equipment must be in

accordance with ITU-T G.. standard. --) The nominal central frequencies for supplied DWDM equipment must be

according to ITU-T G...(ITU-T Grid) --) The proposed DWDM equipment should work with different types of single

mode fibers( G., G., G., G. and G.) according to suggested route plan (Appendix ).

--) The supplier should explain the functional structure of its DWDM system for providing optical transport Network interface with requirements of ITU-T G. recommendation.

--) The bidder should state the capability of its DWDM system for optical cross-connect applications. (If Applicable)

--) The bidder should state the possibility for construction of optical intelligent networks according to the following Requirement:

a) ITU-T G., G. and G.(ASTN / ASON). b) GMPLS based Protocols.

c) OIF-UNI, I-NNI and E-NNI.

--) The supplier should describe the possibility of the system to configure OVPN and explain the features of the plan for the future developments.

--) The Supplier should specify the following parameters for development: a) Maximum Channel Numbers

b) Minimum Channel Spacing.

c) Maximum Channel Capacity.

d) System Bandwidths.

--) The supplier shall specify the available types of protection schemes: a) OSNC

b) OMSP Ring

--) The Supplier shall state the possibility of incorporation new devices: a) Raman Amplifire

b)Tunned Laser Transponder

c) Combining.

--) The supplier shall state the specific code technology that is used in the DWDM equipment working with the fiber G.. And the supplier shall state how to overcome the nonlinear effect caused by the fiber G..

--) The supplier shall consider the transfer technical knowledge of DWDM system.

--) In the future, the proposed DWDM shall be upgradable to support Gb/s traffic channel without any impact on the existing traffic. The supplier shall fully describe in technical details.

-) System Applications

The supplied DWDM system must be applicable in the following equipments:

a) Optical terminal (De) multiplexer equipment.

b) Optical amplifier equipment.

c) Optical add and drop multiplexer equipment.

d) Regenerative terminal.

--) Optical Terminal (De)Multiplexer Equipment(OTM)

---) The OTM shall implement the functions as described in ITU-T Rec. G. section .. and shall include the following:

a.Interface to/from optical line terminal equipment

b.Wavelength mux/demux

c.Booster/pre-amplification

d.Dispersion compensation device

e.Optical supervisory channel termination

f.Optical performance monitoring

---) The number of spans between two OTM without Regenerator, should be clearly stated in the offers.

---) The application codes systems with line amplifiers should be given in the proposal (compatible with ITU-T standard G.).

---) The procedure for expanding and upgrading of the system to increase the number and capacity of channels should be clearly stated.

---) The attenuation ranges for application codes of multi-channel systems with line amplifiers should be acknowledged in the offers and compatible with ITU-T standards (G.).

---) Details of the transmitter-receiver system including any type of optical amplifiers that will be used, should be given in the offers.

---) The RX- Transponder should support R signal regeneration.

---) The supplier should state the parameters for transponder (parameter definition

according to ITU-T G., G., Etsi ETS standards). ---) The supplier shall state the maximum distance between (De)multiplexer Equipments without using optical regenerator in the path.

--) Optical Add/Drop Multiplexer Equipment

---) The OADM to be offered shall be in accordance with ITU-T Rec. G. and include the following functions:

a) Line amplification

b) Pre/post dispersion compensation for the add/drop channels

c) Optical channel add/drop module

d) Optical supervisory channel termination

e) Optical performance monitoring