Alcatel-Lucent has commercially launched next generation 100G coherent technology in their 1830 Photonic Service Switch (PSS). This provides the highest density of 100G with up to 5x100G per shelf or 15x100G per bay. It offers best-in-class performance through integrated ultra fast electro-optics and Bell Labs innovation. Softbank Telecom has selected this solution to upgrade their Japanese backbone network to support increasing bandwidth demands.
The document discusses Huawei's end-to-end 100G solution, which provides deployable end-to-end 100G connectivity. Key elements include Huawei's 100G routers and optical transport network equipment. The solution enables sustainable bandwidth expansion through low-power technologies. It also enhances quality control through features like traffic control, service monitoring, and DDoS defense. The 100G routers and optical transport network work together to transmit 100G traffic over long distances.
1. The document discusses adopting layer 2 Ethernet switching over DWDM networks to address bandwidth demands of new media-rich applications.
2. Traditional SONET/SDH networks are overloaded and complex to scale, while Ethernet over SONET wastes bandwidth.
3. Layer 2 Ethernet switching over DWDM networks can eliminate unnecessary protocol conversions, reduce costs, simplify operations, and provide optimal scalability to meet rising bandwidth demands more cost-effectively.
DWDM is a fiber optic transmission technique that uses different wavelengths of light to transmit multiple data signals simultaneously over the same fiber. This allows network capacity to be dramatically increased to meet rapidly growing bandwidth demands. DWDM provides a flexible solution to fiber exhaust and allows different data formats like IP, ATM, and SONET to be transported over a single optical network. By assigning each signal a unique wavelength, DWDM can multiply the capacity of existing fiber infrastructure.
This presentation provides an overview of Dense Wavelength Division Multiplexing (DWDM) technology. It discusses the basic components and operation of a DWDM system, including terminal multiplexers and demultiplexers, optical amplifiers, transponders, reconfigurable optical add-drop multiplexers, and optical cross connects. It also covers topics like wavelength converting transponders, channel spacing, categories of wavelength switches, integrating DWDM with SONET, using DWDM for IP networks, and the value of DWDM in metropolitan areas. The presentation was given by Nitesh Srivastava from the ECE department.
This document discusses dense wavelength division multiplexing (DWDM) technology. It begins with an overview of DWDM, describing how it multiplexes multiple optical carrier signals onto a single optical fiber using different laser light wavelengths. It then provides details on DWDM network architecture, including optical transponders, multiplexers/demultiplexers, optical add-drop multiplexers, optical fiber amplifiers, and the optical supervisory channel. The document also discusses optical frequency bands defined by the ITU and advantages and limitations of DWDM networks.
you can be friend with me on orkut
"mangalforyou@gmail.com" : i belive in sharing the knowledge so please send project reports ,seminar and ppt. to me .
Dense wavelength division multiplexing (DWDM) is a fiber optic transmission technique that employs light wavelengths to transmit data parallel-by-bit or serial-by-character. It allows for increased fiber capacity and scalability. DWDM evolved from earlier WDM techniques and can transmit 64 or more channels through a single fiber using spacing between 25-50 GHz. Ongoing research focuses on reducing dispersion and developing tunable lasers. DWDM provides a robust, simple, and cost-effective solution for growing bandwidth demands.
Fiber optic communication transmits information using pulses of light through optical fibers. It uses optical transmitters to convert electrical signals to optical signals that are sent through the fiber, and optical receivers that convert the returning optical signals back to electrical signals. Modern systems use technologies like dense wavelength division multiplexing to maximize the bandwidth capacity of each fiber by transmitting multiple parallel channels of data on different wavelengths of light. Fiber attenuation necessitates the use of in-line amplifiers to boost signal strength over long distances.
The document discusses Huawei's end-to-end 100G solution, which provides deployable end-to-end 100G connectivity. Key elements include Huawei's 100G routers and optical transport network equipment. The solution enables sustainable bandwidth expansion through low-power technologies. It also enhances quality control through features like traffic control, service monitoring, and DDoS defense. The 100G routers and optical transport network work together to transmit 100G traffic over long distances.
1. The document discusses adopting layer 2 Ethernet switching over DWDM networks to address bandwidth demands of new media-rich applications.
2. Traditional SONET/SDH networks are overloaded and complex to scale, while Ethernet over SONET wastes bandwidth.
3. Layer 2 Ethernet switching over DWDM networks can eliminate unnecessary protocol conversions, reduce costs, simplify operations, and provide optimal scalability to meet rising bandwidth demands more cost-effectively.
DWDM is a fiber optic transmission technique that uses different wavelengths of light to transmit multiple data signals simultaneously over the same fiber. This allows network capacity to be dramatically increased to meet rapidly growing bandwidth demands. DWDM provides a flexible solution to fiber exhaust and allows different data formats like IP, ATM, and SONET to be transported over a single optical network. By assigning each signal a unique wavelength, DWDM can multiply the capacity of existing fiber infrastructure.
This presentation provides an overview of Dense Wavelength Division Multiplexing (DWDM) technology. It discusses the basic components and operation of a DWDM system, including terminal multiplexers and demultiplexers, optical amplifiers, transponders, reconfigurable optical add-drop multiplexers, and optical cross connects. It also covers topics like wavelength converting transponders, channel spacing, categories of wavelength switches, integrating DWDM with SONET, using DWDM for IP networks, and the value of DWDM in metropolitan areas. The presentation was given by Nitesh Srivastava from the ECE department.
This document discusses dense wavelength division multiplexing (DWDM) technology. It begins with an overview of DWDM, describing how it multiplexes multiple optical carrier signals onto a single optical fiber using different laser light wavelengths. It then provides details on DWDM network architecture, including optical transponders, multiplexers/demultiplexers, optical add-drop multiplexers, optical fiber amplifiers, and the optical supervisory channel. The document also discusses optical frequency bands defined by the ITU and advantages and limitations of DWDM networks.
you can be friend with me on orkut
"mangalforyou@gmail.com" : i belive in sharing the knowledge so please send project reports ,seminar and ppt. to me .
Dense wavelength division multiplexing (DWDM) is a fiber optic transmission technique that employs light wavelengths to transmit data parallel-by-bit or serial-by-character. It allows for increased fiber capacity and scalability. DWDM evolved from earlier WDM techniques and can transmit 64 or more channels through a single fiber using spacing between 25-50 GHz. Ongoing research focuses on reducing dispersion and developing tunable lasers. DWDM provides a robust, simple, and cost-effective solution for growing bandwidth demands.
Fiber optic communication transmits information using pulses of light through optical fibers. It uses optical transmitters to convert electrical signals to optical signals that are sent through the fiber, and optical receivers that convert the returning optical signals back to electrical signals. Modern systems use technologies like dense wavelength division multiplexing to maximize the bandwidth capacity of each fiber by transmitting multiple parallel channels of data on different wavelengths of light. Fiber attenuation necessitates the use of in-line amplifiers to boost signal strength over long distances.
This document provides an overview of wavelength division multiplexing (WDM) technologies, specifically comparing coarse WDM (CWDM) and dense WDM (DWDM). It discusses the characteristics of fiber cables and dispersion effects. CWDM uses lower density 20nm channel spacing, while DWDM uses denser 1.6nm spacing. CWDM is better for shorter distances and lower costs, while DWDM enables maximum capacity and long distances using erbium-doped fiber amplifiers. The document examines applications of each technology and potential future developments in increasing capacities.
Dense wavelength division multiplexing (DWDM) improves on WDM by using narrowband lasers and packing more wavelengths into an optical fiber. A DWDM system uses a multiplexer to combine multiple wavelengths and a demultiplexer to separate them. It allows many parallel data transmissions over a single fiber to significantly increase bandwidth. Key components are transmitters, receivers, optical amplifiers, and wavelength selective multiplexers and demultiplexers. DWDM systems employ either wavelength routing or broadcast-and-select techniques to transmit signals between nodes.
This document provides an overview of wavelength division multiplexing (WDM) technology. It begins with introducing optical fibers and their components. It then discusses multiplexing techniques like time-division multiplexing (TDM) and frequency-division multiplexing (FDM). The document focuses on WDM, defining it as a technology that multiplexes multiple optical signals on a single fiber using different laser light wavelengths. It describes dense WDM (DWDM) and coarse WDM (CWDM), and compares their wavelength spacing and applications. The document also outlines optical amplifiers like erbium-doped fiber amplifiers and their uses. In conclusion, it states that WDM enables high-speed, high-capacity data transmission and
Dense wavelength division multiplexing....Arif Ahmed
The document discusses performance analysis of dense wavelength division multiplexing (DWDM) optical transmission systems. It begins with an introduction to DWDM, which allows transmission of up to 132 wavelengths over a single fiber. Section 2 provides an overview of optical fiber transmission and prior multiplexing techniques such as time division, frequency division, subcarrier, and coarse and dense wavelength division multiplexing. Section 3 indicates that the performance of DWDM will be analyzed using its application in NEMO, ANTARES, and KM3NeT underwater neutrino telescope experiments.
Dense Wavelength Division Multiplexing (DWDM) is a fiber optic transmission technique that uses different wavelengths of light to carry multiple signals on the same fiber. It allows for a significant increase in network capacity by utilizing the dark fibers already in place. DWDM works by transmitting parallel signals on distinct wavelengths through the same fiber. This overcomes limitations of previous solutions like WDM and TDM by efficiently using the full bandwidth of optical fibers.
This document discusses wavelength division multiplexing (WDM) technology. It begins with a short definition of WDM systems and how they allow multiple optical carrier signals to be multiplexed on a single optical fiber using different laser wavelengths. It then covers key topics like WDM components, transmission modes, increasing transmission capacity using WDM, and a simulation of a 20 Gbps WDM system over 600 km using OptiSystem software. The document provides a high-level overview of WDM concepts, components, applications, and advantages for fiber optic communications.
Long Distance Connectivity Using WDM Technology at SHAREADVA
The document discusses wavelength division multiplexing (WDM) technology for long distance connectivity. It provides an overview of WDM fundamentals and components, including dense WDM (DWDM) and coarse WDM (CWDM). The document outlines WDM system design considerations for data center environments and the future of WDM networks. Key topics covered include WDM protocols, channel modules, optical layer protection options, and network layouts.
This document summarizes a study on IP over WDM networks. It discusses the motivations for using IP over WDM due to the exponential growth of IP traffic exceeding voice traffic. WDM technology allows multiple wavelengths on a single fiber, providing a good match for high capacity IP traffic needs. The document also covers IP traffic over WDM networks, MPLS approaches for IP over WDM including GMPLS control planes, and optical internetworking and signaling across network boundaries.
WDM (wavelength-division multiplexing) allows multiple optical signals at different wavelengths to be transmitted simultaneously over the same optical fiber. Key components of WDM systems include multiplexers that combine signals and demultiplexers that separate them. Passive components like fiber couplers split and combine light streams without converting to electrical signals. 2x2 fiber couplers fuse two fibers together, allowing a portion of light from one fiber to couple to the other based on length and properties of the fused region. Waveguide couplers also combine light between neighboring waveguides based on their properties and length.
This document provides an overview of wavelength division multiplexing (WDM) network design and optimization. It discusses integer linear programming (ILP) as an approach for solving WDM network design problems. The document outlines key concepts in WDM network design, including logical and physical topologies, traffic requirements, and constraints. It also covers different cost functions and formulations that can be used for optimization, including flow formulation and route formulation. The integer linear programming approach allows for finding optimal solutions but has limitations due to computational complexity for large networks. Heuristic methods provide alternatives for more realistic problem sizes.
This document provides an overview of Dense Wavelength Division Multiplexing (DWDM) technology. It discusses key topics such as optical transmission, DWDM components like multiplexers/demultiplexers and amplifiers, DWDM networks and topologies, and transmission quality parameters. The presentation contains 32 slides and is intended to briefly explain DWDM as a means of achieving effective fiber-optic transmission and increasing bandwidth.
WDM is a fiber optic technology that multiplexes multiple optical carrier signals onto a single optical fiber by using different wavelengths of laser light. This enables bidirectional communications over one fiber and increases network capacity. A WDM system uses a multiplexer to combine signals and a demultiplexer to separate them. CWDM and DWDM are two common types of WDM systems that differ in channel spacing and reach. CWDM uses wider spacing of 20nm between 1470-1610nm wavelengths, has a shorter reach of 100km, and is more cost-effective. DWDM more densely spaces narrow wavelengths, can reach thousands of kilometers with amplification, and supports higher speeds.
This document discusses wavelength division multiplexing (WDM) and dense wavelength division multiplexing (DWDM). It describes how WDM uses different wavelengths to transmit multiple signals over the same fiber, with wider channel spacing. DWDM is then introduced as a way to increase capacity by reducing channel spacing. The key advantages and disadvantages of both WDM and DWDM are outlined. Standards for DWDM channel plans are also mentioned.
This document provides an overview of dense wavelength division multiplexing (DWDM) systems. It discusses the advantages of DWDM over traditional discrete transport channels, including more efficient use of fiber and lower costs. It also covers various types of multiplexing such as time division multiplexing and wavelength division multiplexing. The document describes different optical multiplexing technologies used in DWDM systems, such as thin-film filters, fiber Bragg gratings, and arrayed waveguide gratings. It also discusses components of an optical network such as tunable lasers, amplifiers, and regeneration. Finally, it reviews impairments and considerations for DWDM transmission.
CWDM and DWDM are both types of WDM systems that transmit multiple wavelengths of laser light through a single optical fiber. However, they differ in channel spacing, transmission reach, and cost. CWDM has a wider channel spacing of 20nm, a shorter transmission reach of 160km, and a lower cost compared to DWDM. DWDM has a narrower channel spacing of 0.2-0.8nm, can transmit signals over longer distances, and has a higher cost due to its use of temperature-controlled lasers. The key differences are that CWDM is cheaper but has lower performance, while DWDM has a higher performance but also a higher cost.
CWDM and DWDM are two types of wavelength division multiplexing technologies used to transmit multiple signals over a single optical fiber. CWDM uses coarser wavelength spacing and transmits signals over shorter distances, while DWDM has denser wavelength spacing and can transmit signals over much longer distances. Key differences are that CWDM uses wider frequency ranges and has wavelengths spaced farther apart compared to DWDM, which tightly packs wavelengths together. Additionally, CWDM is not amplified and is intended for shorter range applications, whereas DWDM can utilize amplification to transmit signals over thousands of kilometers.
DWDM is a technology that puts data from different sources together on an optical fiber, with each signal carried at the same time on its own separate light wavelength. It works by combining and transmitting multiple signals simultaneously at different wavelengths on the same fiber. A DWDM system includes optical fibers, multiplexers and demultiplexers to combine and separate the signals, and repeaters to amplify signals over long distances. It provides benefits like increased network capacity, upgradability without new fibers, and transparency to data rates and protocols. DWDM is well-suited for long-distance telecommunications operators and building or expanding fiber optic networks.
Application WDM(wavelength division multiplexing) For COMPSEPatel Ankit
This document discusses the application of wavelength division multiplexing (WDM) in three contexts:
1) Fibre optics, where WDM is used to transmit multiple high-speed digital data streams over a single optical fibre by assigning each stream a dedicated wavelength of light.
2) Aircraft applications, where WDM can enable future aircraft networks that have high capacity, flexibility, security and low cost.
3) RF avionics, where WDM transmission of RF signals over optical fibre has advantages over coaxial cable by offering higher bandwidth and immunity to electromagnetic interference.
This document provides a user manual for the Alcatel-Lucent 9500 MXC Microwave Cross Connect system. It describes the 9500 MXC platform which includes Terminals and Nodes. The Terminals contain traffic cards and interfaces for PDH, SDH and Ethernet traffic. The Nodes contain plug-in cards for routing, switching and processing of traffic. The document provides information on installation and configuration of the indoor and outdoor components.
This document provides an overview of wavelength division multiplexing (WDM) technologies, specifically comparing coarse WDM (CWDM) and dense WDM (DWDM). It discusses the characteristics of fiber cables and dispersion effects. CWDM uses lower density 20nm channel spacing, while DWDM uses denser 1.6nm spacing. CWDM is better for shorter distances and lower costs, while DWDM enables maximum capacity and long distances using erbium-doped fiber amplifiers. The document examines applications of each technology and potential future developments in increasing capacities.
Dense wavelength division multiplexing (DWDM) improves on WDM by using narrowband lasers and packing more wavelengths into an optical fiber. A DWDM system uses a multiplexer to combine multiple wavelengths and a demultiplexer to separate them. It allows many parallel data transmissions over a single fiber to significantly increase bandwidth. Key components are transmitters, receivers, optical amplifiers, and wavelength selective multiplexers and demultiplexers. DWDM systems employ either wavelength routing or broadcast-and-select techniques to transmit signals between nodes.
This document provides an overview of wavelength division multiplexing (WDM) technology. It begins with introducing optical fibers and their components. It then discusses multiplexing techniques like time-division multiplexing (TDM) and frequency-division multiplexing (FDM). The document focuses on WDM, defining it as a technology that multiplexes multiple optical signals on a single fiber using different laser light wavelengths. It describes dense WDM (DWDM) and coarse WDM (CWDM), and compares their wavelength spacing and applications. The document also outlines optical amplifiers like erbium-doped fiber amplifiers and their uses. In conclusion, it states that WDM enables high-speed, high-capacity data transmission and
Dense wavelength division multiplexing....Arif Ahmed
The document discusses performance analysis of dense wavelength division multiplexing (DWDM) optical transmission systems. It begins with an introduction to DWDM, which allows transmission of up to 132 wavelengths over a single fiber. Section 2 provides an overview of optical fiber transmission and prior multiplexing techniques such as time division, frequency division, subcarrier, and coarse and dense wavelength division multiplexing. Section 3 indicates that the performance of DWDM will be analyzed using its application in NEMO, ANTARES, and KM3NeT underwater neutrino telescope experiments.
Dense Wavelength Division Multiplexing (DWDM) is a fiber optic transmission technique that uses different wavelengths of light to carry multiple signals on the same fiber. It allows for a significant increase in network capacity by utilizing the dark fibers already in place. DWDM works by transmitting parallel signals on distinct wavelengths through the same fiber. This overcomes limitations of previous solutions like WDM and TDM by efficiently using the full bandwidth of optical fibers.
This document discusses wavelength division multiplexing (WDM) technology. It begins with a short definition of WDM systems and how they allow multiple optical carrier signals to be multiplexed on a single optical fiber using different laser wavelengths. It then covers key topics like WDM components, transmission modes, increasing transmission capacity using WDM, and a simulation of a 20 Gbps WDM system over 600 km using OptiSystem software. The document provides a high-level overview of WDM concepts, components, applications, and advantages for fiber optic communications.
Long Distance Connectivity Using WDM Technology at SHAREADVA
The document discusses wavelength division multiplexing (WDM) technology for long distance connectivity. It provides an overview of WDM fundamentals and components, including dense WDM (DWDM) and coarse WDM (CWDM). The document outlines WDM system design considerations for data center environments and the future of WDM networks. Key topics covered include WDM protocols, channel modules, optical layer protection options, and network layouts.
This document summarizes a study on IP over WDM networks. It discusses the motivations for using IP over WDM due to the exponential growth of IP traffic exceeding voice traffic. WDM technology allows multiple wavelengths on a single fiber, providing a good match for high capacity IP traffic needs. The document also covers IP traffic over WDM networks, MPLS approaches for IP over WDM including GMPLS control planes, and optical internetworking and signaling across network boundaries.
WDM (wavelength-division multiplexing) allows multiple optical signals at different wavelengths to be transmitted simultaneously over the same optical fiber. Key components of WDM systems include multiplexers that combine signals and demultiplexers that separate them. Passive components like fiber couplers split and combine light streams without converting to electrical signals. 2x2 fiber couplers fuse two fibers together, allowing a portion of light from one fiber to couple to the other based on length and properties of the fused region. Waveguide couplers also combine light between neighboring waveguides based on their properties and length.
This document provides an overview of wavelength division multiplexing (WDM) network design and optimization. It discusses integer linear programming (ILP) as an approach for solving WDM network design problems. The document outlines key concepts in WDM network design, including logical and physical topologies, traffic requirements, and constraints. It also covers different cost functions and formulations that can be used for optimization, including flow formulation and route formulation. The integer linear programming approach allows for finding optimal solutions but has limitations due to computational complexity for large networks. Heuristic methods provide alternatives for more realistic problem sizes.
This document provides an overview of Dense Wavelength Division Multiplexing (DWDM) technology. It discusses key topics such as optical transmission, DWDM components like multiplexers/demultiplexers and amplifiers, DWDM networks and topologies, and transmission quality parameters. The presentation contains 32 slides and is intended to briefly explain DWDM as a means of achieving effective fiber-optic transmission and increasing bandwidth.
WDM is a fiber optic technology that multiplexes multiple optical carrier signals onto a single optical fiber by using different wavelengths of laser light. This enables bidirectional communications over one fiber and increases network capacity. A WDM system uses a multiplexer to combine signals and a demultiplexer to separate them. CWDM and DWDM are two common types of WDM systems that differ in channel spacing and reach. CWDM uses wider spacing of 20nm between 1470-1610nm wavelengths, has a shorter reach of 100km, and is more cost-effective. DWDM more densely spaces narrow wavelengths, can reach thousands of kilometers with amplification, and supports higher speeds.
This document discusses wavelength division multiplexing (WDM) and dense wavelength division multiplexing (DWDM). It describes how WDM uses different wavelengths to transmit multiple signals over the same fiber, with wider channel spacing. DWDM is then introduced as a way to increase capacity by reducing channel spacing. The key advantages and disadvantages of both WDM and DWDM are outlined. Standards for DWDM channel plans are also mentioned.
This document provides an overview of dense wavelength division multiplexing (DWDM) systems. It discusses the advantages of DWDM over traditional discrete transport channels, including more efficient use of fiber and lower costs. It also covers various types of multiplexing such as time division multiplexing and wavelength division multiplexing. The document describes different optical multiplexing technologies used in DWDM systems, such as thin-film filters, fiber Bragg gratings, and arrayed waveguide gratings. It also discusses components of an optical network such as tunable lasers, amplifiers, and regeneration. Finally, it reviews impairments and considerations for DWDM transmission.
CWDM and DWDM are both types of WDM systems that transmit multiple wavelengths of laser light through a single optical fiber. However, they differ in channel spacing, transmission reach, and cost. CWDM has a wider channel spacing of 20nm, a shorter transmission reach of 160km, and a lower cost compared to DWDM. DWDM has a narrower channel spacing of 0.2-0.8nm, can transmit signals over longer distances, and has a higher cost due to its use of temperature-controlled lasers. The key differences are that CWDM is cheaper but has lower performance, while DWDM has a higher performance but also a higher cost.
CWDM and DWDM are two types of wavelength division multiplexing technologies used to transmit multiple signals over a single optical fiber. CWDM uses coarser wavelength spacing and transmits signals over shorter distances, while DWDM has denser wavelength spacing and can transmit signals over much longer distances. Key differences are that CWDM uses wider frequency ranges and has wavelengths spaced farther apart compared to DWDM, which tightly packs wavelengths together. Additionally, CWDM is not amplified and is intended for shorter range applications, whereas DWDM can utilize amplification to transmit signals over thousands of kilometers.
DWDM is a technology that puts data from different sources together on an optical fiber, with each signal carried at the same time on its own separate light wavelength. It works by combining and transmitting multiple signals simultaneously at different wavelengths on the same fiber. A DWDM system includes optical fibers, multiplexers and demultiplexers to combine and separate the signals, and repeaters to amplify signals over long distances. It provides benefits like increased network capacity, upgradability without new fibers, and transparency to data rates and protocols. DWDM is well-suited for long-distance telecommunications operators and building or expanding fiber optic networks.
Application WDM(wavelength division multiplexing) For COMPSEPatel Ankit
This document discusses the application of wavelength division multiplexing (WDM) in three contexts:
1) Fibre optics, where WDM is used to transmit multiple high-speed digital data streams over a single optical fibre by assigning each stream a dedicated wavelength of light.
2) Aircraft applications, where WDM can enable future aircraft networks that have high capacity, flexibility, security and low cost.
3) RF avionics, where WDM transmission of RF signals over optical fibre has advantages over coaxial cable by offering higher bandwidth and immunity to electromagnetic interference.
This document provides a user manual for the Alcatel-Lucent 9500 MXC Microwave Cross Connect system. It describes the 9500 MXC platform which includes Terminals and Nodes. The Terminals contain traffic cards and interfaces for PDH, SDH and Ethernet traffic. The Nodes contain plug-in cards for routing, switching and processing of traffic. The document provides information on installation and configuration of the indoor and outdoor components.
Osama Shoaeb provides his contact information and personal details. He has over 6 years of experience working on telecom projects in Saudi Arabia, Abu Dhabi, and Kuwait as a technical and project engineer. His experience includes working with DETECON ALSAUDIA, First Telecom Industries, FSE Company, and in a United Nations peacekeeping mission in Sudan. He provides details on his roles and responsibilities on various telecom projects involving technologies such as DWDM, FTTX, wireless networks, and transmission equipment.
- Muhammad Bilal has over 13 years of experience in telecommunications working on national and international projects. He has extensive experience implementing, commissioning, integrating, monitoring, and troubleshooting transmission equipment from vendors such as Huawei, Alcatel-Lucent, and Nokia Siemens.
- His skills include SDH, DWDM, OTN, NMS, and professional training on systems such as the Huawei OSN series, Alcatel-Lucent PSS 1830, and SDH/DWDM installation from Huawei.
- He is currently seeking a position where he can apply and grow his professional skills and capabilities in engineering. His interests include transmission architecture and design, wireless and mobile communication,
This document provides procedures for initial configuration of a network element, including:
1. Configuring the software environment and loading new software via FTP.
2. Setting the NE to operate in SDH mode by changing the mode via CLI.
3. Configuring the loopback IP address via WebUI or CLI.
4. Provisioning the OAMP port and enabling it to allow the NE to act as a gateway, and provisioning IP routes for connectivity to other network elements.
The document contains detailed step-by-step instructions for completing each configuration using both the WebUI and CLI interfaces.
Dokumen tersebut membahas tentang bimbingan karier yang meliputi pengertian, tujuan, prinsip, fungsi, manfaat, serta fase-fase perkembangannya. Bimbingan karier bertujuan untuk mempersiapkan siswa menentukan masa depan dan meningkatkan pemahaman diri, pengetahuan tentang dunia kerja, serta kemampuan berpikir untuk mengambil keputusan karier.
This document discusses the evolution of high-speed client interfaces, including 100G and emerging 400G interfaces. It provides details on current and upcoming interface types for both telecom and data center applications. Key interface technologies discussed include 100GBASE-LR4, PSM4, CWDM4, and emerging 400G interfaces using higher order modulation and forward error correction. The document also covers pluggable form factors like CFP2 and QSFP28 and their role in enabling dense 100G and 400G connectivity.
Evolving from Legacy SDH to Packet Transport NetworkArief Gunawan
This document summarizes a presentation on Telkom Indonesia's evolution from legacy SDH networks to packet transport networks. It discusses Telkom's existing domestic backbone network and challenges in broadband configuration. A key project is the Palapa Ring, which aims to build a national fiber optic backbone network connecting 15 terminal stations across 21 districts with 4,450 km of cable. The presentation outlines Telkom's plans to evolve toward next-generation networks using DWDM, 1Gbps and 10Gbps technologies integrated with MPLS and terabit routing capabilities by 2014.
This document provides an overview of Fujitsu's 100G optical networking solutions. It discusses how 100G technology can be used to increase network capacity and transport speeds. It describes Fujitsu's 100G components, including transponders, muxponders, and optical modules. It also outlines Fujitsu's pluggable 100G solutions that integrate with the Flashwave 9500 platform.
This document contains information about setting up and operating an Alcatel-Lucent 9500 MPR radio system, including:
- The CD contains manuals for operating and maintaining the 9500 MPR radio.
- Contact information is provided for technical assistance from Alcatel-Lucent, including phone support hours and emergency procedures.
- Instructions are included for initial turnup of the system, such as enabling modules, provisioning radios and protection schemes, and setting the network element time.
This document discusses next generation optical transport networks (OTN). It begins with an introduction to OTN switching and available options, including fixed and reconfigurable optical add-drop multiplexers with and without automatically switched optical network/generalized multi-protocol label switching control planes and OTN switching. It then discusses three capital expenditure components and recommends evaluating solutions based on total cost of ownership. The document concludes with recommending several options to consider and background on the author.
The document provides an overview of optical DWDM fundamentals, including terminology, fiber characteristics, and transmission effects. It discusses key topics such as optical propagation in fibers, attenuation and compensation using optical amplifiers, dispersion types and limitations, and wavelength grids. Diagrams and examples are used to illustrate optical power measurements, budgets, safety classifications, and the impacts of attenuation and dispersion on transmission performance.
The document discusses wavelength division multiplexing (WDM) transmission basics. It describes:
1) Options for increasing bandwidth including SDM, TDM, and WDM.
2) Varieties of WDM including conventional WDM with 2 wavelengths, DWDM with 100GHz spacing in the C-band, and CWDM with 3000GHz spacing.
3) The components of a DWDM network including transmitters, multiplexers, amplifiers, optical fiber, and receivers.
The document discusses Wavelength Division Multiplexing (WDM) principles. It describes WDM as a technology that uses the properties of refracted light to combine and separate optical signals based on their wavelengths. Key components of a WDM system include optical multiplexers and demultiplexers, optical amplifiers, and transponder units. The document also covers topics such as fiber types, dispersion, modulation techniques, and linear and non-linear effects in WDM systems.
An Optical Transport Network (OTN) uses optical fiber links to connect network elements and provide transport, multiplexing, routing, management and protection of client signals. OTN applies these functions from SDH/SONET to DWDM networks, and offers stronger error correction, more monitoring levels and transparent transport of client signals compared to SDH/SONET. This document describes OTN architecture, interfaces and standards, the optical transport hierarchy of multiplexing ODUk, OPUk and OTUk signals, and the containment and frame rates of these signals.
The document discusses SDH/SONET alarms and performance monitoring. It begins with an introduction to relevant standards bodies and then covers:
- Alarm types like LOF, AIS, and RDI found in different sections of the SDH frame including the regenerator, multiplex, and path overhead areas.
- Defect naming conventions and how defects are correlated to avoid unnecessary alarms.
- Performance monitoring parameters and what different path levels in the SDH hierarchy represent.
- Examples of how circuits like DS1 and DS3 are carried by SONET through different layers.
This document provides a draft for an FSAN NG-PON white paper. Section 1 outlines requirements for NG-PON, including supporting gradual migration from existing Gigabit PON networks. NG-PON1 would coexist on the same fiber infrastructure as Gigabit PON using WDM, while NG-PON2 does not require coexistence. The document proposes an evolution scenario where NG-PON1 acts as a mid-term upgrade and NG-PON2 as a long-term solution. It calls for contributions to further clarify requirements for both NG-PON1 and NG-PON2.
PLNOG 8: Przemysław Dziel - NG - PON - Lights The Future Way for Broadband PROIDEA
This document discusses next generation passive optical networks (NG-PON) and the transition to 10G PON technologies. It provides background on the increasing bandwidth demands driven by new services that require speeds beyond 100Mbps. 10G GPON is presented as a solution, providing 10Gbps downstream and 2.5Gbps upstream speeds while being compatible with existing GPON networks through wavelength division multiplexing. The status and roadmap of 10G GPON standards, components, trials and products are also summarized, with the technology expected to be used initially for FTTB/FTTO applications as costs decrease.
New technologies options include WDM-PON, VDLS2 bonding, G.fast, and more. In addition, there are new compression techniques and noise mitigation that extend the life of existing networks.
Which approaches are practical, necessary and beneficial and what factors determine the best path to take?
Combo PON Has Become the Principal Solution for 10G GPON ConstructionSun Telecom
At present, more operators worldwide have carried out the 10G-GPON deployment and upgrade to meet the requirements of the gigabit user markets. In the global market, optical broadband access development has entered the Gigabit era. Combo PON is the mainstream large-scale commercial deployment solution for the upgrade of GPON to 10G GPON. This article will provide some knowledge about Combo PON.
The needs of fixed access operators are expanding beyond just providing more bandwidth. There are various other drivers for optical access, with different timeframes of need. Some of these can be met with existing fiber technologies, and some will require new technologies. The industry is considering several next generation PON architectures, each addressing the needs and timeframes to varying degrees.
Authors: Ed Harstead & Michael Peeters
The document discusses the challenges of future packet networks and fiber-to-the-home (FTTH) deployment alternatives. It argues that next generation access networks will be based on fiber deployments using Gigabit-capable Passive Optical Network (GPON) technology. GPON is presented as the best candidate due to its pragmatic and simple approach in addressing all services while requiring less space and equipment at lower costs than other alternatives. The document also summarizes how GPON Doctor can help monitor and analyze GPON network traffic and performance.
The document discusses the need for unified MPLS networks to efficiently support increasing packet transport demands. It notes that service and revenue models are shifting from circuit-based to packet-based as traffic demands explode. It also discusses how events like cloud computing and LTE deployment are driving adoption of intelligent packet-based networks. Unified MPLS allows for a single end-to-end network that simplifies operations through protocol reduction and separation of transport from service operations. Leading network operators are adopting this approach to build more cost-effective networks that can improve return on investment.
This document discusses future access network technologies. It begins by introducing different access network architectures using copper or fiber connections to end users. The key criteria for designing access networks are meeting future bandwidth demands cost-effectively based on user forecasts. While copper remains an option if already deployed, fiber is more future-proof due to its vast bandwidth. Passive optical networks (PON) using fiber to the home/building are discussed as the most common fiber architecture. Different PON technologies like GPON, EPON, and upcoming WDM PON are summarized.
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Gigabit Passive Optical Network (GPON) is defined by ITU-T recommendations and has enhanced capabilities compared to earlier PON technologies. GPON uses only active equipment at the Optical Line Termination (OLT) located at the central office and Optical Network Units (ONU) located at user sites. It can transport Ethernet, ATM, TDM and PSTN traffic using the GPON Encapsulation Method (GEM). The paper provides an overview of GPON network architecture, transmission mechanisms such as forward error correction and dynamic bandwidth allocation, and analyzes the power budget in GPON systems.
This presentation shows the relative importance of microwave as an access technology. Packet microwave is the enabler to move backhaul networks, where microwave is dominant, from legacy connectivity to all packet.
Packet microwave enables the presence of a end-to-end networking layer, be it L2, L3 or mixed, coupled with the microwave transmission layer, flexibly adapting to the topologies currently emerging in backhauling
GPON (Gigabit Passive Optical Network) is a fiber optic technology that brings optical fiber closer to homes and businesses to deliver high bandwidth internet access. It uses a point-to-multipoint architecture with passive splitters to deliver fiber connectivity in a cost-effective manner. GPON supports high speeds, legacy services, and new services like IPTV through efficient encapsulation methods. It consists of an optical line terminal at the provider and multiple optical network terminals connected through a passive optical distribution network.
This document provides an overview and analysis of GPON (Gigabit-capable Passive Optical Network) standards and technologies. It describes the basic concepts of PON networks including network architecture, upstream and downstream data transmission principles, and frame structures. It also analyzes key GPON standards from standards bodies like ITU-T and compares GPON to EPON. The document aims to give the reader an understanding of GPON networks, standards, and technologies.
This document discusses the development of 5G networks and next generation fronthaul interface (NGFI). It summarizes:
1) CMCC has established a green communication research center in 2011 to conduct 5G key technology research, with a focus on rethinking fundamentals like Shannon's theory and signaling.
2) 5G will require new capabilities like immersive experience, seamlessness, tactility and ultra reliability. It will utilize technologies like user-centric RAN, network slicing, and flexible function splits between BBU and RRU.
3) Fronthaul interfaces pose bandwidth challenges for C-RAN deployments. NGFI aims to address this through decoupling antenna and non-ant
The document discusses key concepts and technologies of GPON (Gigabit-capable Passive Optical Networks), including:
1) The basic architecture of PON networks consisting of an OLT, ONUs, and a passive optical splitter.
2) Reasons for adopting the GPON standard such as supporting high-bandwidth transmission and long reach.
3) Key GPON technologies including ranging, equalization delay, dynamic bandwidth assignment (DBA), and wavelength division multiplexing (WDM) for upstream/downstream transmission.
This document provides an overview of GPON (Gigabit-capable Passive Optical Networks) technology. It describes the basic concepts and architecture of PON networks, including how they use passive splitters and wavelength division multiplexing. GPON is introduced as the choice for carriers due to its ability to support high-bandwidth, long-reach transmission over fiber for triple-play services. The document then covers GPON principles such as downstream broadcast and upstream TDMA transmission, as well as standards, performance parameters, and network protection modes.
The ADVA FSP 150-XG400 Series is the industry’s most compact demarcation and aggregation technology. It brings cost-effective MEF 3.0-certified 100Gbit/s services to the network edge, enabling businesses and mobile network operators to easily scale their metro networks and tackle booming bandwidth demand.
The logical alternative is to install a fiber-based distribution network that can handle speeds well beyond 1 Gbps, that is, Fiber-To-The-Desktop (FTTD). For the FTTD, you have to choose the best optical technologies: Gigabit Passive Optical Network (GPON) based optical technologies. This blog introduces the concept of using GPON for FTTD applications to serve the needs of the modern-day business.
The proliferation of consumer devices, HDTV and internet based services will continue to drive consumer bandwidth demand and Fiber is the only access technology capable of supporting dedicated gigabit Ethernet bandwidths.
The Optical Reboot: Radical Changes in Service Provider Transport NetworksInfinera
1) The document discusses how service provider transport networks are undergoing radical changes as traditional networks are no longer sustainable.
2) Optical network choices have long-term cost impacts, and total cost of ownership is impacted by technology and network architecture.
3) The optical network is at an inflection point, driven by innovations like flexible grid, flexible coherent modulation, multi-carrier superchannels, and photonic integrated circuits. This enables scaling of optical layer capacity to terabits.
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