All-optical fiber-optics networks
|
|
|
- Loreen Barber
- 9 years ago
- Views:
Transcription
1 All-optical fiber-optics networks
2 A passive star based local optical WDM network Unicast Multicast Workstation Passive star coupler (c) Sergiusz Patela 2001 All-optical networks 2
3 A wavelength routed wide-area WDM network λ 2 B C A H 2 G 5 8 Photonics switching fabric 3 Access Station: contains tunable transmitters and receivers Switch: contains photonics switch, amplifier, λ converter 4 F λ λ1 E D (c) Sergiusz Patela 2001 All-optical networks 3
4 Diagram of passive optical network, λ 2,..., λ N λ 2 λ N sources receivers Available installation topologies: star bus tree (c) Sergiusz Patela 2001 All-optical networks 4
5 Real installation topologies Tx Rx Star coupler Tx Rx star Tx Tx Rx Rx bus Tx Rx Tx Rx Tx Rx Tx Rx tree (c) Sergiusz Patela 2001 All-optical networks 5
6 Classification of single hop optical networks FT - FR, fixed transmitter - fixed receiver TT - FR, tunable transmitter - fixed receiver FT - TR, fixed transmitter - fixed receiver TT - TR, tunable transmitter, tunable receiver Example description of network node: FT i TT j -RF i TR j CC -FT i TT j -FR m TR n {F - fixed T - tunable, T - transmitter R - receiver} CC - control-channel, information about planed connection i - index indicates number of node transmitters/receivers (c) Sergiusz Patela 2001 All-optical networks 6
7 Time-slot assignment (time multiplexing) 3 workstations 1 channel time is divided into 3 slots repeated in a cycle channel no. t t+1 t+2 0 (1, 2) (1, 3) (2, 1) 1 (2, 3) (3, 1) (3, 2) (c) Sergiusz Patela 2001 All-optical networks 7
8 Channel assignment, time and wavelength multiplexing (without control channel) 3 workstations 2 channels time is divided into 3 slots repeated in a cycle channel no. t t+1 t+2 0 (1, 2) (1, 3) (2, 1) 1 (2, 3) (3, 1) (3, 2) (c) Sergiusz Patela 2001 All-optical networks 8
9 Optical-signal distribution elements - classification Passive star Passive router Active switch (c) Sergiusz Patela 2001 All-optical networks 9
10 Passive star 4 x 4 Input fiber 1 λ λ λ Output fiber ,..., λ 4 Input fiber 2 Output fiber 2 λ 2,..., λ 4 Input fiber 3 Output fiber 3 λ 3,..., λ 4 λ 4 λ 4 λ 4 Input fiber 4 Output fiber 4 λ 4,..., λ 4 λ 4 N connections (c) Sergiusz Patela 2001 All-optical networks 10
11 Passive router Input 1 Output 1 2 λ 3 λ 2 λ 4 λ 2 λ3 λ4 λ λ 3 λ 4 λ2 3 4 λ 4 λ 3 λ 3 λ 2 4 λ 4 Demux Mux N 2 connections (c) Sergiusz Patela 2001 All-optical networks 11
12 Router - location in OSI model 7 Application 6 Presentation 5 Sesion 4 Transport 3 Network Router working area 2 Data link 1 Physical Logical Link Control Media Access Control Bridge working area (c) Sergiusz Patela 2001 All-optical networks 12
13 Active switch 4 x 4 Input fib. 1 switch Output fib. 1,..., λ 4 Input fib. 2 switch Output fib. 2 λ 2,..., λ 4 λ 2 Input fib. 3 switch Output fib. 3 λ 3 λ 3,..., λ 4 Input fib. 4 Output fib. 4 switch λ 4,..., λ 4 λ 4 Demux Mux WRS =Wavelength Routing Switch (or Wavelenght Selecting Crosconnect - WSXC) (c) Sergiusz Patela 2001 All-optical networks 13
14 Examples of all optical LAN networks and protocols (1) 1. LAMBDANET - M. S. Goodman i in., The LAMBDANET multiwavelength network: Architecture, applications, and demonstrations IEEE Journ. on Selected Areas in Communicatrions, vol. 8, pp , Rainbow - N. R. Dono i in. A wavelength division multiple access network for computer communication IEEE Journ. on Selected Areas in Communications, vol. 8, pp Fiber-Optic Crossconnect (FOX) - E. Arthurs i in. Multiwavelength optical crossconnect for parallel-processing computers Electronic Letters, vol. 24, pp , STARNET - T. K. Chiang i in. Implementation of STARNET: A WDM computer connumications network, IEEE Journ. on Selected Areas in Communications, vol. 14, pp , HYPASS - E. Arthurs i in. Hypass: An optoelectronic hybrid packet-switching system IEEE Journ. on Selected Areas in Communications, vo. 6, pp , Dec (c) Sergiusz Patela 2001 All-optical networks 14
15 Examples of all optical LAN networks and protocols(2) 6. Assignment protocols - I. Chlamtac i in. Channel allocation protocols in frequencytime controlled high speed networks, IEEE Transactions on Communications, vol. 36, pp , Two slotted ALOHA protocol - P. W. Dowd Random access protocols for high speed interprocessor communication based on and optical passive star topology, IEEE/OSA Journ. of Lightwave Technology, vol 9, pp Partial Random Access Protocol - I. M. I. Habbab i in Protocols for very high speed optical fiber local area networks using a passive star topology IEEE/OSA Journ. of Lightwave Technol., vol. LT-5, pp , AMTRAC - I. Chlamtac i in. Towards alternative high speed network concepts: the swift architecture IEEE transactions on Communications, vo. 38, pp , 1990 (c) Sergiusz Patela 2001 All-optical networks 15
16 LAMBDANET Network name: LAMBDANET Company: Bellcore Network type: FT - FR M Every workstation equipped with a laser of fixed wavelength and M receivers. Realized network parameters: number of nodes - 18 transmission speed - 2 Gb/s range - 57,5 km Advantages - simplicity Disadvantages - every node has to be equipped with N sources (integrated optoelectronics technology can solve the problem) M. S. Goodman i in., The LAMBDANET multiwavelength network: Architecture, applications, and demonstrations IEEE Journ. on Selected Areas in Communicatrions, vol. 8, pp , 1990 (c) Sergiusz Patela 2001 All-optical networks 16
17 Lambdanet - network diagram Node 1 TX...N Node 1 WDM DEMUX RX1 RX2 Star Coupler Node N TX...N Node N (c) Sergiusz Patela 2001 All-optical networks 17
18 Rainbow Network name: Rainbow I (1990), Rainbow II (1996) Company: IBM Network type : FT - TR Network type: MAN Every workstation is equipped in one laser of fixed wavelength and a tunable receiver. Network parameters: Number of nodes - 32 IBM PS/2 Transmission speed Mb/s Range km Rainbow I: N. R. Dono i in. A wavelength division multiple access network for computer communication IEEE Journ. on Selected Areas in Communications, vol. 8, pp , Aug Rainbow II: E. Hall i in. The Rainbow-II gabit optical network IEEE Journ. on Selected Areas in Communications, vol. 14, pp , June 1996 (c) Sergiusz Patela 2001 All-optical networks 18
19 Rainbow network - topology PCS λ 3 Node 1 Node 3 λ 2 λ N Node 2 Node N processor E fixed transmitter (Tx) tunable receiver (Rx) O NIU PSC - Passive Star Coupler NIU - Network Interface Unit E - Electronic interface O - Optical interface (c) Sergiusz Patela 2001 All-optical networks 19
20 FOX Network name: FOX (Fiber Optic Crossconnect), 1986 Network type: TT - FR Designation: Computers with parallel data processing Tunable lasers are used as a sources. (tuning time below a few ns packet switching) Configuration: two passive stars, one for the data send from the processors into memory blocks, other for the data flowing in the opposite direction. (c) Sergiusz Patela 2001 All-optical networks 20
21 STARNET Network name: STARNET Network type:, FT - FR Designation: WDM LAN Notes: contains two virtual subnets Every node contains one transmitter and two receivers (working on the same wavelengths, but with different speeds) STARNET networks is composed of two virtual subnets: fast (2,5 GB/s) network with packet switching slower control subnet ( 125 MB/s FDDI compatible) Transmitters in every node generate data for both subnets. Slow detector in each node is tuned to listen the previous node transmitter - this way a logical ring is created (FDDI type) (c) Sergiusz Patela 2001 All-optical networks 21
22 Single-hop network classification (1) WDM local lightwave networks Single-hop Multihop Arbitrary topology No control signal With control signal Linear structures (attempt-and-defer) Built systems LAMBDANET RAINBOW FOX HYPASS, BHYPASS, STAR- TRACK, PLL i inne Proposals AMTRAC (TT- FR) Multichannel Probabilistic Scheduling (TT-FR) (c) Sergiusz Patela 2001 All-optical networks 22
23 Single-hop network classification (2) Experimental systems Proposals Nets with control channel LAMBDANET (receiver array: FT-FR M ) RAINBOW (in-band rceiver polling: FT-TR) FOX (TT-FR) HYPASS, BHYPASS, STAR-TRACK, PLL and others PAC - Protection Against Collision Fixed Assignment (TT-TR) Partial Fixed Assignment (TT- TR) Random Access Protocols I (TT-FR) Random Access Protocols II (TT- FR x ) PAC nets (TT-FR) Partial Random Access (CC- TT-TR) Improved Random Access (CC-TT-TR) Binominal Throughput, Nonmonotonic Delay Extended Slotted ALOHA and Reservation ALOHA (CC-TT- TR) (RCA) Receiver Collision Avoidance Protocol (CC-TT- TR) Dynamic Time-Wavelength Division Multiple Access (DTWDMA) (CC-FT2-FRTR) TDMA/N-Server (CC-TT- FRTR) (c) Sergiusz Patela 2001 All-optical networks 23
24 Summary The optimal solution for building an all-optical local area network is a passive star topology, with single-hop connection. WDM technology renders possible full utilization of fiber optic bandwidth. (c) Sergiusz Patela 2001 All-optical networks 24
25 Literature B. Mukherjee, Optical Communication Networks, McGraw-Hill 1997 (c) Sergiusz Patela 2001 All-optical networks 26
Introduction to Optical Networks
Yatindra Nath Singh Assistant Professor Electrical Engineering Department Indian Institute of Technology, Kanpur Email: [email protected] http://home.iitk.ac.in/~ynsingh 1 What are optical network? Telecomm
A Quality of Service Scheduling Technique for Optical LANs
A Quality of Service Scheduling Technique for Optical LANs Panagiotis G. Sarigiannidis, Member, IEEE, Sophia G. Petridou, Member, IEEE, Georgios I. Papadimitriou, Senior Member, IEEE Department of Informatics
Computer Networks. Definition of LAN. Connection of Network. Key Points of LAN. Lecture 06 Connecting Networks
Computer Networks Lecture 06 Connecting Networks Kuang-hua Chen Department of Library and Information Science National Taiwan University Local Area Networks (LAN) 5 kilometer IEEE 802.3 Ethernet IEEE 802.4
Local Area Network By Bhupendra Ratha, Lecturer School of Library and Information Science Devi Ahilya University, Indore Email: [email protected] Local Area Network LANs connect computers and peripheral
Local-Area Network -LAN
Computer Networks A group of two or more computer systems linked together. There are many [types] of computer networks: Peer To Peer (workgroups) The computers are connected by a network, however, there
Local Area Networks. Guest Instructor Elaine Wong. Elaine_06_I-1
Local Area Networks Guest Instructor Elaine Wong Elaine_06_I-1 Outline Introduction to Local Area Networks (LANs) Network architecture Geographical area LAN applications LAN Technologies Ethernet Fiber
Multiplexing. Multiplexing is the set of techniques that allows the simultaneous transmission of multiple signals across a single physical medium.
Multiplexing Multiplexing is the set of techniques that allows the simultaneous transmission of multiple signals across a single physical medium. The following two factors in data communications lead to
Data Center Network Structure using Hybrid Optoelectronic Routers
Data Center Network Structure using Hybrid Optoelectronic Routers Yuichi Ohsita, and Masayuki Murata Graduate School of Information Science and Technology, Osaka University Osaka, Japan {y-ohsita, murata}@ist.osaka-u.ac.jp
Module 5. Broadcast Communication Networks. Version 2 CSE IIT, Kharagpur
Module 5 Broadcast Communication Networks Lesson 1 Network Topology Specific Instructional Objectives At the end of this lesson, the students will be able to: Specify what is meant by network topology
2. What is the maximum value of each octet in an IP address? A. 128 B. 255 C. 256 D. None of the above
1. How many bits are in an IP address? A. 16 B. 32 C. 64 2. What is the maximum value of each octet in an IP address? A. 128 B. 255 C. 256 3. The network number plays what part in an IP address? A. It
Optical Network Traffic Control Algorithm under Variable Loop Delay: A Simulation Approach
Int. J. Communications, Network and System Sciences, 2009, 7, 652-656 doi:10.4236/icns.2009.27074 Published Online October 2009 (http://www.scirp.org/ournal/icns/). Optical Network Traffic Control Algorithm
Algorithms for Interference Sensing in Optical CDMA Networks
Algorithms for Interference Sensing in Optical CDMA Networks Purushotham Kamath, Joseph D. Touch and Joseph A. Bannister {pkamath, touch, joseph}@isi.edu Information Sciences Institute, University of Southern
SDH and WDM: a look at the physical layer
SDH and WDM: a look at the physical SDH and WDM A look at the physical Andrea Bianco Telecommunication Network Group [email protected] http://www.telematica.polito.it/ Network management and
Introduction To Computer Networks
Introduction To Computer Networks 1. LAN s and WAN s 2. Some network and internetwork components 3. The communication process 4. Communication media 5. Topologies 6. Communication models and Standards
A network is a group of devices (Nodes) connected by media links. A node can be a computer, printer or any other device capable of sending and
NETWORK By Bhupendra Ratha, Lecturer School of Library and Information Science Devi Ahilya University, Indore Email: [email protected] Network A network is a group of devices (Nodes) connected by media
SDH and WDM A look at the physical layer
SDH and WDM A look at the physical Andrea Bianco Telecommunication Network Group [email protected] http://www.telematica.polito.it/ Network management and QoS provisioning - 1 Copyright This
Computer Network and Communication
2 Computer Network and Communication 2.1 INTRODUCTION As we all know, the advances in Information technology revolutionized almost every aspect of our life. Education, industry, banking, researches and
Mathatma Gandhi University
Mathatma Gandhi University BSc Computer Science IV th semester BCS 402 Computer Network &Internet MULTIPLE CHOICE QUESTIONS 1. The computer network is A) Network computer with cable B) Network computer
IT4504 - Data Communication and Networks (Optional)
- Data Communication and Networks (Optional) INTRODUCTION This is one of the optional courses designed for Semester 4 of the Bachelor of Information Technology Degree program. This course on Data Communication
Performance advantages of resource sharing in polymorphic optical networks
R. J. Durán, I. de Miguel, N. Merayo, P. Fernández, R. M. Lorenzo, E. J. Abril, I. Tafur Monroy, Performance advantages of resource sharing in polymorphic optical networks, Proc. of the 0th European Conference
WDM network management
IO2654 Optical Networking WDM network management Paolo Monti Optical Networks Lab (ONLab), Communication Systems Department (COS) http://web.it.kth.se/~pmonti/ 1! Lecture objectives Overview of the control
Local Area Networks transmission system private speedy and secure kilometres shared transmission medium hardware & software
Local Area What s a LAN? A transmission system, usually private owned, very speedy and secure, covering a geographical area in the range of kilometres, comprising a shared transmission medium and a set
Controlled Random Access Methods
Helsinki University of Technology S-72.333 Postgraduate Seminar on Radio Communications Controlled Random Access Methods Er Liu [email protected] Communications Laboratory 09.03.2004 Content of Presentation
Simulation and Best Design of an Optical Single Channel in Optical Communication Network
International Arab Journal of e-technology, Vol., No., June 11 91 Simulation and Best Design of an Optical Single Channel in Optical Communication Network Salah Alabady Computer Engineering Department,
Overview of Routing between Virtual LANs
Overview of Routing between Virtual LANs This chapter provides an overview of virtual LANs (VLANs). It describes the encapsulation protocols used for routing between VLANs and provides some basic information
Introduction to Ethernet
Technical Tutorial 2002 12-06 Table of Contents 1: Introduction 2: Ethernet 3: IEEE standards 4: Topology 5: CSMA/CD 6: Wireless-LAN 7: Transmission Speed 8: Limitations of Ethernet 9: Sena Products and
WDM Passive Optical Networks: Protection and Restoration
OECC 2009 Workshop: Next-generation Broadband Optical Access Future Challenges Session 1: Broadband Network Architectures, WDM PON Evolution Strategies and Future Ultra-high- bandwidth Services WDM Passive
Network Topologies. Network Topologies
Network Topologies LANs and WANs - Geographical coverage LANs A single geographical location, such as office building, school, etc Typically High speed and cheaper. WANs Spans more than one geographical
10G CWDM Conversion Technology
10G CWDM Conversion Technology Simplifying Today s Challenges By Transition Networks Curt Carlson Product Manager [email protected] com Agenda WDM Technology Overview What are the features/benefits
Unit of Learning # 2 The Physical Layer. Sergio Guíñez Molinos [email protected] 2-2009
Unit of Learning # 2 The Physical Layer Sergio Guíñez Molinos [email protected] 2-2009 Local Area Network (LAN) Redes de Computadores 2 Historic topologies more used in LAN Ethernet Logical Bus and Physical
Four Wave Mixing in Closely Spaced DWDM Optical Channels
544 VOL. 1, NO. 2, AUGUST 2006 Four Wave Mixing in Closely Spaced DWDM Optical Channels Moncef Tayahi *, Sivakumar Lanka, and Banmali Rawat Advanced Photonics Research lab, Department of Electrical Engineering
Chapter 15: Distributed Structures. Topology
1 1 Chapter 15: Distributed Structures Topology Network Types Operating System Concepts 15.1 Topology Sites in the system can be physically connected in a variety of ways; they are compared with respect
Computer Networks. By Hardeep Singh
Computer Networks Contents Introduction Basic Elements of communication systemnetwork Topologies Network types Introduction A Computer network is a network of computers that are geographically distributed,
IT4405 Computer Networks (Compulsory)
IT4405 Computer Networks (Compulsory) INTRODUCTION This course provides a comprehensive insight into the fundamental concepts in data communications, computer network systems and protocols both fixed and
IEO 5701 Optical Fiber Communication. 2015 Lecture 1
IEO 5701 Optical Fiber Communication 2015 Lecture 1 Course Outline Lecturer : Prof. CHOW Chi Wai ( 鄒 志 偉 ) Email : [email protected] TA: Mr. C. W. Hsu ( 許 勁 崴 ) Email : [email protected] Course
JOB READY ASSESSMENT BLUEPRINT COMPUTER NETWORKING FUNDAMENTALS - PILOT. Test Code: 4514 Version: 01
JOB READY ASSESSMENT BLUEPRINT COMPUTER NETWORKING FUNDAMENTALS - PILOT Test Code: 4514 Version: 01 Specific Competencies and Skills Tested in this Assessment: PC Principles Identify physical and equipment
Certified Telecommunications & Network Professional (CTNP) Syllabus. Version 1.0
(CTNP) Syllabus Copyright This is intellectual property of ACTA S.A. and it is protected by Greek and European legislation concerning copyright. The creation of a copy of part, or of the whole, without
MULTISTAGE INTERCONNECTION NETWORKS: A TRANSITION TO OPTICAL
MULTISTAGE INTERCONNECTION NETWORKS: A TRANSITION TO OPTICAL Sandeep Kumar 1, Arpit Kumar 2 1 Sekhawati Engg. College, Dundlod, Dist. - Jhunjhunu (Raj.), [email protected], 2 KIIT, Gurgaon (HR.), Abstract
Dynamic Load Balancing in WDM Packet Networks With and Without Wavelength Constraints
1972 IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS, VOL. 18, NO. 10, OCTOBER 2000 Dynamic Load Balancing in WDM Packet Networks With and Without Wavelength Constraints Aradhana Narula-Tam and Eytan
Data Link Layer. Page 1. Ethernet
Sicherungsebene Network Categories Local Area Networks (LAN): 10m - few km, simple connection structure Ethernet/Fast Ethernet/Gigabit Ethernet Token Bus, Token Ring LAN Wireless LAN (WLAN, up to a few
Optimizing Enterprise Network Bandwidth For Security Applications. Improving Performance Using Antaira s Management Features
Optimizing Enterprise Network Bandwidth For Security Applications Improving Performance Using Antaira s Management Features By: Brian Roth, Product Marketing Engineer April 1, 2014 April 2014 Optimizing
Optical interconnection networks for data centers
Optical interconnection networks for data centers The 17th International Conference on Optical Network Design and Modeling Brest, France, April 2013 Christoforos Kachris and Ioannis Tomkos Athens Information
Communication Networks. MAP-TELE 2011/12 José Ruela
Communication Networks MAP-TELE 2011/12 José Ruela Network basic mechanisms Introduction to Communications Networks Communications networks Communications networks are used to transport information (data)
Overview of Network Hardware and Software. CS158a Chris Pollett Jan 29, 2007.
Overview of Network Hardware and Software CS158a Chris Pollett Jan 29, 2007. Outline Scales of Networks Protocol Hierarchies Scales of Networks Last day, we talked about broadcast versus point-to-point
Network Structure or Topology
Volume 1, Issue 2, July 2013 International Journal of Advance Research in Computer Science and Management Studies Research Paper Available online at: www.ijarcsms.com Network Structure or Topology Kartik
Chapter 9A. Network Definition. The Uses of a Network. Network Basics
Chapter 9A Network Basics 1 Network Definition Set of technologies that connects computers Allows communication and collaboration between users 2 The Uses of a Network Simultaneous access to data Data
NETWORKING TECHNOLOGIES
NETWORKING TECHNOLOGIES (October 19, 2015) BUS3500 - Abdou Illia, Fall 2015 1 LEARNING GOALS Identify the major hardware components in networks. Identify and explain the various types of computer networks.
Network System Design Lesson Objectives
Network System Design Lesson Unit 1: INTRODUCTION TO NETWORK DESIGN Assignment Customer Needs and Goals Identify the purpose and parts of a good customer needs report. Gather information to identify network
Cabling LANs and WANs
Cabling LANs and WANs CCNA 1 v3 Module 5 10/11/2005 NESCOT CATC 1 Cabling the LAN Each media has advantages and disadvantages: Cable length Cost Ease of installation Susceptibility to interference The
2 Basic Concepts. Contents
2. Basic Concepts Contents 2 Basic Concepts a. Link configuration b. Topology c. Transmission mode d. Classes of networks 1 a. Link Configuration Data links A direct data link is one that establishes a
WDM-PON: A VIABLE ALTERNATIVE FOR NEXT GENERATION FTTP
WDM-PON: A VIABLE ALTERNATIVE FOR NEXT GENERATION FTTP AN ENABLENCE ARTICLE WRITTEN BY DR. MATT PEARSON, VP TECHNOLOGY PUBLISHED IN FTTH PRISIM MAGAZINE March, 2010 www.enablence.com Most of the Fiber-to-the-Home
Final Exam. Route Computation: One reason why link state routing is preferable to distance vector style routing.
UCSD CSE CS 123 Final Exam Computer Networks Directions: Write your name on the exam. Write something for every question. You will get some points if you attempt a solution but nothing for a blank sheet
Photonic Networks for Data Centres and High Performance Computing
Photonic Networks for Data Centres and High Performance Computing Philip Watts Department of Electronic Engineering, UCL Yury Audzevich, Nick Barrow-Williams, Robert Mullins, Simon Moore, Andrew Moore
IPv6 Broadband Access Network Systems
IPv6 Broadband Access Network Systems IPv6 Broadband Access Network Systems 60 Junji Yamada Koji Wakayama Eisuke Sato OVERVIEW: To meet the demand for broadband access and enable a smooth transition from
Wavelength control in WDM-PON using pilot tones
Wavelength control in WDM-PON using pilot tones Michael Eiselt, 21.09.2014 ECOC 2014 - WS5: Is NG-PON2 an ultimate access solution? Is there anything coming afterwards? Introduction Multiple applications
Network Categories. Network Types for the Local Range. Ethernet
Sicherungsebene Network Categories Chapter 2: Computer Networks 2.1: Physical Layer: representation of digital signals 2.2: Data Link Layer: error protection and access control 2.3: Network infrastructure
Ethernet Passive Optical Networks EPON
Ethernet Passive Optical Networks EPON IEEE 802.3 Ethernet in the First Mile Study Group January 8-9, 2001, Irvine, CA Gerry Pesavento Alloptic, Inc. Tel 925-245-7647 Email [email protected]
Development of the FITELnet-G20 Metro Edge Router
Development of the Metro Edge Router by Tomoyuki Fukunaga * With the increasing use of broadband Internet, it is to be expected that fiber-tothe-home (FTTH) service will expand as the means of providing
Georgia Tech 100G Center
Georgia Tech Industry-University 100G Networking Center Stephen E Ralph Prof of Electrical and Computer Engineering [email protected] School of Electrical and Computer Engineering Georgia Tech
A Software Architecture for a Photonic Network Planning Tool
A Software Architecture for a Photonic Network Planning Tool Volker Feil, Jan Späth University of Stuttgart, Institute of Communication Networks and Computer Engineering Pfaffenwaldring 47, D-70569 Stuttgart
Capacity Allocation and Contention Resolution in a Photonic Slot Routing All-Optical WDM Mesh Network
Capacity Allocation and Contention Resolution in a Photonic Slot Routing All-Optical WDM Mesh Network Hui Zang, Jason P. Jue 2, and Biswanath Mukherjee Department of Computer Science, University of California,
High Speed Ethernet. Dr. Sanjay P. Ahuja, Ph.D. Professor School of Computing, UNF
High Speed Ethernet Dr. Sanjay P. Ahuja, Ph.D. Professor School of Computing, UNF Hubs and Switches Hubs and Switches Shared Medium Hub The total capacity in the shared medium hub configuration (figure
Computer Networks Vs. Distributed Systems
Computer Networks Vs. Distributed Systems Computer Networks: A computer network is an interconnected collection of autonomous computers able to exchange information. A computer network usually require
Flow control on IEEE 802.3x switch
Flow control on IEEE 802.3x switch Mario Baldi Politecnico di Torino mario.baldi[at]polito.it staff.polito.it/mario.baldi Pietro Nicoletti Studio Reti piero[at]studioreti.it www.studioreti.it Based on
MANAGEMENT INFORMATION SYSTEMS 8/E
MANAGEMENT INFORMATION SYSTEMS 8/E Raymond McLeod, Jr. and George Schell Chapter 10 Data Communications Copyright 2001 Prentice-Hall, Inc. 10-1 Objectives Understand data communication basics. Know the
TCOM 370 NOTES 99-12 LOCAL AREA NETWORKS AND THE ALOHA PROTOCOL
1. Local Area Networks TCOM 370 NOTES 99-12 LOCAL AREA NETWORKS AND THE ALOHA PROTOCOL These are networks spanning relatively short distances (e.g. within one building) for local point-to-point and point-to-multipoint
Contents. Connection Guide. What is Dante?... 2. Connections... 4. Network Set Up... 6. System Examples... 9. Copyright 2015 ROLAND CORPORATION
Contents What is Dante?............................................. 2 Outline.................................................. 2 Fundamental............................................ 3 Required Network
1 Which network type is a specifically designed configuration of computers and other devices located within a confined area? A Peer-to-peer network
Review questions 1 Which network type is a specifically designed configuration of computers and other devices located within a confined area? A Peer-to-peer network B Local area network C Client/server
What You Will Learn About. Computers Are Your Future. Chapter 8. Networks: Communicating and Sharing Resources. Network Fundamentals
What You Will Learn About Computers Are Your Future Chapter 8 Networks: Communicating and Sharing Resources Basic networking concepts Advantages and disadvantages of networks Peer-to-peer and client/server
CCNA R&S: Introduction to Networks. Chapter 5: Ethernet
CCNA R&S: Introduction to Networks Chapter 5: Ethernet 5.0.1.1 Introduction The OSI physical layer provides the means to transport the bits that make up a data link layer frame across the network media.
Silicon Photonic Interconnection Networks
Silicon Photonic Interconnection Networks Madeleine Glick APIC Corporation Cornell Nanophotonics Group Collaborators Abhinav Rohit, Gerald Miller, Madeleine Glick, Raj Dutt APIC Corporation Sébastien Rumley,
TECHNICAL NOTE. GoFree WIFI-1 web interface settings. Revision Comment Author Date 0.0a First release James Zhang 10/09/2012
TECHNICAL NOTE GoFree WIFI-1 web interface settings Revision Comment Author Date 0.0a First release James Zhang 10/09/2012 1/14 Web interface settings under admin mode Figure 1: web interface admin log
Limiting factors in fiber optic transmissions
Limiting factors in fiber optic transmissions Sergiusz Patela, Dr Sc Room I/48, Th. 13:00-16:20, Fri. 9:20-10:50 [email protected] eportal.pwr.wroc.pl Copying and processing permitted for noncommercial
Future Stars. Grade X Manual Chapter 1 Networking and Telecommunication. telecommunication. Telephones, telegrams, radios and televisions help
Future Stars Grade X Manual Chapter 1 Networking and Telecommunication 1. Answer the following questions. a. What is telecommunication? Ans: The transfer of information at a far distance is known as telecommunication.
Computer Network. Interconnected collection of autonomous computers that are able to exchange information
Introduction Computer Network. Interconnected collection of autonomous computers that are able to exchange information No master/slave relationship between the computers in the network Data Communications.
Designing Reliable IP/MPLS Core Transport Networks
Designing Reliable IP/MPLS Core Transport Networks Matthias Ermel Workshop ITG FG 5.2.1 14. November 2008 München Content 1. Introduction 2. Protection Mechanisms 3. Failure Detection Page 1 Architecture
Directly modulated CWDM/DWDM system using negative dispersion fiber for metro network application
Optics Communications 245 (2005) 171 176 www.elsevier.com/locate/optcom Directly modulated /DWDM system using negative dispersion fiber for metro network application H.S. Chung, Y.C. Chung * Korea Advanced
Data Communication Networks
Data Communication Networks Data communication networks typically do not send real time data As a result, packet switching is often used OPTI 500, Spring 2011, Lecture 6, Data Networks 1 Packet Switching
IT 3202 Internet Working (New)
[All Rights Reserved] SLIATE SRI LANKA INSTITUTE OF ADVANCED TECHNOLOGICAL EDUCATION (Established in the Ministry of Higher Education, vide in Act No. 29 of 1995) Instructions for Candidates: Answer any
CN1047 INTRODUCTION TO COMPUTER NETWORKING CHAPTER 1 BASIC CONCEPTS OF NETWORK
CN1047 INTRODUCTION TO COMPUTER NETWORKING CHAPTER 1 BASIC CONCEPTS OF NETWORK DEFINTION & APPLICATIONS DEFINTION: A computer network is defined as the interconnection of two or more computers. It is done
Are Optical Networks Green? Rod Tucker University of Melbourne
Are Optical Networks Green? Rod Tucker University of Melbourne Historical Perspective Transport Systems Energy/Bit/1000-km (J) 10 6 10 3 1 10-3 10-6 10-9 Marconi Trans-Atlantic Fessenden Trans-Atlantic
Visio Enabled Solution: One-Click Switched Network Vision
Visio Enabled Solution: One-Click Switched Network Vision Tim Wittwer, Senior Software Engineer Alan Delwiche, Senior Software Engineer March 2001 Applies to: All Microsoft Visio 2002 Editions All Microsoft
John Ragan Director of Product Management. Billy Wise Communications Specialist
John Ragan Director of Product Management Billy Wise Communications Specialist Current Substation Communications Physical Infrastructure Twisted Pair, 4 Wire, COAX, Cat5 & Cat6, 9 Pin Serial Cable, Single-mode
Chapter 12 Homework CIT 105 - J001/02/04/06. Name: Date: Course: Test:
1. Which of the following is an advantage of installing a client/server network in a business? a. decentralization of peripherals b. centralization of network security protection c. decentralization of
Data Communication and Computer Network
1 Data communication principles, types and working principles of modems, Network principles, OSI model, functions of data link layer and network layer, networking components, communication protocols- X
A Scalable Large Format Display Based on Zero Client Processor
International Journal of Electrical and Computer Engineering (IJECE) Vol. 5, No. 4, August 2015, pp. 714~719 ISSN: 2088-8708 714 A Scalable Large Format Display Based on Zero Client Processor Sang Don
Ultra High-Speed SONET Fiber-Optic Transmission System
Ultra High-Speed Fiber-Optic Transmission System Takashi Mori Hirokuni Tsuji Hiroyuki Nakano, D.E. Shigeo Shinada ABSTRACT: Recently, there have been numerous demands not only on voice but also data/image
ASON for Optical Networks
1/287 01-FGC1010609 Rev B ASON for Optical Networks Ericsson Control Plane for DWDM Optically Switched Networks ASON for MHL3000 Introduction The growing demand for multiple service is changing the network