1427 Network & Security courses in Edinburgh delivered Online

Do you want to learn how to practice digital citizenship? Do you want to get to communicate, search and stay safe online? If yes, then enrol now and benefit from the information provided in this course. The Internet has changed the way that individuals connect, communicate, and connect business. The digital age has given many advantages. However, it has a drawback. Given the sheer volume of digital data that we send and get every day, it is critical to learning essential citizenship skills. These skills will help prevent slips and keep your digital connections running efficiently. In this course, students will gain the digital skills and their awareness of cultural and ethical implications of utilising digital technologies. You will also learn the skills required to become a powerful and efficient digital subject. Course Highlights Accredited Course in Digital Citizenship is an award-winning and the best selling course that has been given the CPD Certification & IAO accreditation. It is the most suitable course anyone looking to work in this or relevant sector. It is considered one of the perfect courses in the UK that can help students/learners to get familiar with the topic and gain necessary skills to perform well in this field. We have packed Accredited Course in Digital Citizenship into 13 modules for teaching you everything you need to become successful in this profession. To provide you ease of access, this course is designed for both part-time and full-time students. You can become accredited in just 11hours, 10minutes and it is also possible to study at your own pace. We have experienced tutors who will help you throughout the comprehensive syllabus of this course and answer all your queries through email. For further clarification, you will be able to recognize your qualification by checking the validity from our dedicated website. Why You Should Choose Accredited Course in Digital Citizenship Lifetime access to the course No hidden fees or exam charges CPD Accredited certification on successful completion Full Tutor support on weekdays (Monday - Friday) Efficient exam system, assessment and instant results Download Printable PDF certificate immediately after completion Obtain the original print copy of your certificate, dispatch the next working day for as little as £9. Improve your chance of gaining professional skills and better earning potential. Who is this Course for? Entrepreneurs, students, adventurers, the dreamers or individuals who are interested in learning the techniques of goal setting. Accredited Course in Digital Citizenship is CPD certified and IAO accredited. This makes it perfect for anyone trying to learn potential professional skills. As there is no experience and qualification required for this course, it is available for all students from any academic backgrounds. Requirements Our Accredited Course in Digital Citizenship is fully compatible with any kind of device. Whether you are using Windows computer, Mac, smartphones or tablets, you will get the same experience while learning. Besides that, you will be able to access the course with any kind of internet connection from anywhere at any time without any kind of limitation. Career Path You will be ready to enter the relevant job market after completing this course. You will be able to gain necessary knowledge and skills required to succeed in this sector. All our Diplomas' are CPD and IAO accredited so you will be able to stand out in the crowd by adding our qualifications to your CV and Resume. Module One - Getting Started 01:00:00 Module Two - What Is Digital Citizenship 00:30:00 Module Three - Being a Good Citizen 01:00:00 Module Four - Best Practices for Sharing 00:30:00 Module Five - Networking and Personal Branding (I) 01:00:00 Module Six - Networking and Personal Branding (II) 00:30:00 Module Seven - Digital Security and Safety (I) 01:00:00 Module Eight - Digital Security and Safety (II) 01:00:00 Module Nine - Dealing with the Dark side 01:00:00 Module Ten - Digital Etiquette (I) 01:00:00 Module Eleven - Digital Etiquette (II) 01:00:00 Module Twelve - Wrapping Up 01:00:00 Activities Accredited Course in Digital Citizenship - Activities 00:00:00 Mock Exam Mock Exam- Accredited Course in Digital Citizenship 00:20:00 Final Exam Final Exam- Accredited Course in Digital Citizenship 00:20:00

This Cisco Certified Network Associate course is the exam associated with the Cisco Certified Entry Network Technician certification and a tangible first step, second being ICND2, in achieving the Cisco Certified Network Associate certification. This Cisco Certified Network Associate course will prepare you for this exam. This exam stands to test your knowledge and skills required to successfully install, operate, and troubleshoot a small branch office network. The exam includes topics on networking fundamentals; connecting to a WAN; basic security and wireless concepts; routing and switching fundamentals; the TCP/IP and OSI models; IP addressing; WAN technologies; operating and configuring IOS devices; configuring RIPv2, static and default routing; implementing NAT and DHCP; and configuring simple networks. This course provides the foundational understanding of network Layers 1-3 that are applicable to core routing and switching plus other advanced technologies. All configuration commands are introduced through examples and supported with lab exercises. Course Highlights The price is for the whole course including final exam - no hidden fees Accredited Certificate upon successful completion Efficient exam system with instant results Track progress within own personal learning portal 24/7 customer support via live chat This valuable course is suitable for anyone interested in working in this sector or who simply wants to learn more about the topic. If you're an individual looking to excel within this field then Cisco Certified Network Associate course is for you. We've taken this comprehensive course and broken it down into several manageable modules which we believe will assist you to easily grasp each concept - from the fundamental to the most advanced aspects of the course. It really is a sure pathway to success. All our courses offer 12 months access and are designed to be studied at your own pace so you can take as much or as little time as you need to complete and gain the accredited qualification. We pride ourselves on having friendly and experienced instructors who provide full weekday support and are ready to help with any of your queries. So, if you need help, just drop them an email and await a speedy response. Furthermore, you can check the validity of your qualification and verify your certification on our website at anytime. So, why not improve your chances of gaining professional skills and better earning potential. Assessment At the end of the course, you will be required to sit an online multiple-choice test. Your test will be assessed automatically and immediately so that you will instantly know whether you have been successful. CPD Certificate from Course Gate  At the successful completion of the course, you can obtain your CPD certificate from us. You can order the PDF certificate for £9 and the hard copy for £15. Also, you can order both PDF and hardcopy certificates for £22. Career Path Not only does our accredited course look good on your CV, setting you apart from the competition, it can be used as a stepping stone to greater things. Further advance your learning, launch a new career or reinvigorate an existing one. Course Curriculum Building a Simple Network Networking Functions 00:20:00 Understanding the Host-to-Host Communications Model 00:23:00 Introducing LANs 00:17:00 Introduction to the IOS 00:32:00 Starting a Switch 00:11:00 Understanding Ethernet and Switch Operation 00:27:00 Troubleshooting Common Switch Media Issues 00:16:00 Perform Switch Startup 00:29:00 Troubleshooting Switch Media Issues 00:09:00 Command Line Help 00:07:00 Establishing Internet Connectivity Understanding the TCPIP Internet Layer 00:31:00 Understanding IP Addressing and Subnets 00:41:00 Understanding the TCPIP Transport Layer 00:24:00 Exploring the Functions of Routing 00:22:00 Configuring a Cisco Router 00:19:00 Exploring the Packet Delivery Process 00:24:00 Enabling Static Routing 00:18:00 Managing Traffic Using ACLs 00:18:00 Enabling Internet Connectivity 00:50:00 Performing Initial Router Setup Media Issues 00:15:00 Connecting to the Internet 00:24:00 Life of a Packet 00:11:00 Managing Network Device Security Securing Administrative Access 00:33:00 Implementing Device Hardening 00:47:00 Implementing Traffic Filtering with ACLs 00:32:00 Ethernet the Security of the Intial Configuration Part 1 00:16:00 Ethernet the Security of the Intial Configuration Part 2 00:22:00 Device Hardening 00:31:00 Filtering Traffic with ACLs 00:12:00 Configuring SSH 00:10:00 Configuring NTP 00:06:00 AAA 00:14:00 DHCP Snooping 00:08:00 Building a Medium-Sized Network Implementing VLANs and Trunks 00:31:00 Routing Between VLANs 00:12:00 Using a Cisco Network Device as a DHCP Server 00:16:00 Introducing WAN Technologies 00:15:00 Introducing Dynamic Routing Protocols 00:32:00 Implementing OSPF 00:40:00 Configuring Expanded Switch Networks 00:24:00 Configuring DHCP Server 00:13:00 Implementing OSPF 00:40:00 Troubleshooting OSPF 00:04:00 Implementing RIPv2 00:12:00 Introducing IPv6 Introducing Basic IPv6 00:23:00 Understanding IPv6 00:11:00 Configuring IPv6 Routing 00:11:00 IPv6 Addresses 00:17:00 Configure and Verify IPv6 Routing 00:20:00 IPv6 ACL 00:11:00 IPv6 RIP 00:16:00 Mock Exam Mock Exam - Cisco Certified Network Associate (CCNA) 00:20:00 Final Exam Final Exam - Cisco Certified Network Associate (CCNA) 00:20:00 Certificate and Transcript Order Your Certificates or Transcripts 00:00:00

Copper cabling systems training course description A hands on training course covering installation, termination and testing of copper cables in an internal environment. The course covers all copper cabling but hands on sessions focus on unshielded Twisted Pair. What will you learn Recognise different copper cables and when to use them. Install and terminate UTP cables. Test and certify UTP cables. Copper cabling systems training course details Who will benefit: Professional cable installers. Prerequisites: None Duration 2 days Copper cabling systems training course contents Communications principles Use of cables in data networks, Use of cables in telephone networks, conductors and insulators, current, resistance, voltage and Ohms law. Copper cabling per cabling Coaxial versus twisted pair. UTP and STP. Cat 5, 5e, 6 and 7. Straight through, cross over, others. Hands on: Building a simple network. Cable termination Cable termination Preparing cables for termination, termination techniques, termination tools. Wiring standards, colour codes. Hands on: Making your own cables and using them in the simple network. Cable architectures Structure cabling system components, topologies, horizontal wiring, vertical wiring, telecomms rooms, server rooms. Hubs, switches and routers implications. Trunking. Cabling documentation, symbols and abbreviations. Hands on: punch blocks, testing continuity. Cable installation Site surveys: pathways and spaces, support structures, distance limitations. Recommended installation practices, laying and setup, retrofits. Health and safety factors, fire and building codes. Hands on: Performing a site survey, installing cable with floor boxes. Testing Basic testing, volt meters, tone set, Cat 5 testers, Cat 5e testers, Cat 6 testers. Certifying performance, Cat 5, 5e and 6 performance parameters. External factors. Common faults. Hands on: Testing an installation, troubleshooting faults. Other aspects Telephony cables, shielded cables. Hands on: installing telephone cable, testing continuity.

Signalling training course description An intensive course that defines and explores the signalling methods that are to be found in today's telecommunications services. What will you learn Describe the Functionality and Features of Signalling. Describe the Functionality of Analogue & Digital Subscriber Signalling. Describe the various types of signalling used on different network types. Describe the Functionality of Private Network Signalling. Describe the Functionality of Public Network Signalling. Signalling training course details Who will benefit: Personnel involved with systems design, implementation and support. Prerequisites: Telecommunications Introduction Duration 2 days Signalling training course contents Introduction What is Signalling?, Standards, ITU-T Recommendations, Signalling Categories - Supervisory Addressing, E.164, Call Information, Network Management, Network Components, Inband/Outband Switch Signalling, Analogue Vs Digital Signalling. Analogue Subscriber Signalling Analogue Local Loops/Switches/Trunks, Digital Switches/Local Loops, Telephone Handset, Accessing the Local Exchange, Pulse/Tone Dialling. Digital Subscriber Signalling Integrated Digital Access, DASS2 & DPNSS, DASS2 - Call, IMUX, Euro ISDN, Q.931 Call Control, Message Identification, Message Types, Call Establishment Messages, Call Clearing. Network Types Service Types, Circuit Switched, Packet Switched, Signalling Terminology, In-Channel Signalling, G.704, Performance and Quality, Digital Signalling, CAS, CAS Applications, Foreign Exchange, CCS, Break-In/Out Private Network Signalling Types Networking PABXs, Inter PABX Analogue Signalling Methods, E & M, Tone-On-Idle, Inter PABX Digital Signalling Methods, DPNSS, DPNSS Deployment, PABX Support for DPNSS, DPNSS Call, Q.Sig, Q.Sig support/functionality/protocol, Message Overview, Call Establishment. Public Network Signalling SS7, SS7 Operations, SS7 Topology, SSP, STP, SCP, Database Types - CMSDB NP LIDB HLR VLR, Signalling Modes, Link Types, Further Redundancy, Linksets, SS7 addressing, Point Codes, Sub-System, Global Title Addressing and Translation, ANSI PCs, ITU-T PCs, SS7 Protocol Stack, MTP Level 1, MTP Level 2, Flow Control, FISU, LSSU, MSU, MSU SIF, MTP Level 3, SCCP, TCAP, TUP, Facility Format, Main Facilities, Flow Control Negotiation, Closed User Groups, Reverse Charging, Fast Select Facility, Throughput Class Negotiation, Call Barring, On-Line Facility Registration. BTUP, ISDN ISUP, Supplementary Services, ISUP Call - IAM, Progress/Answer/Suspend/ Resume/Release Messages, Intelligent Network (IN) Introduction, IN Evolution, IN Conceptual Model, IN Target Services & Service Features, Service Independent Building Blocks

NFV training course description Network Functions Virtualization (NFV) brings many benefits, this training course cuts through the hype and looks at the technology, architecture and products available for NFV. What will you learn Explain how NFV works. Describe the architecture of NFV. Explain the relationship between NFV and SDN. Recognise the impact NFV will have on existing networks. NFV training course details Who will benefit: Anyone wishing to know more about NFV. Prerequisites: Introduction to Virtualization. Duration 2 days NFV training course content Introduction What is NfV? What are network Functions? NfV benefits, NfV market drivers. ETSI NfV framework. Virtualization review Server, storage and network virtualization and NfV. Virtual machines, containers and docker. Data centres, clouds, SaaS, IaaS, PaaS. Virtualization of Network Functions Network virtualization versus Network Function virtualization. ETSI NfV architecture ETSI documents, Architecture overview, compute domain, hypervisor domain, infrastructure network domain. IETF and NfV Creating services, Service Functions, Service Function Chaining. SPRING and source packet routing. YANG and NetConf. RESTCONF. VLANs, VPNs, VXLAN. MANO Management and Orchestration. OpenStack, OpenDaylight PaaS and NfV. The VNF domain. Service graphs, MANO descriptors, Open orchestration. The virtualization layer VM centric model, containers versus hypervisors, FD.io. Summary Deploying NfV, performance, testing. Futures.

Essential SDN training course description Software Defined Networking (SDN) has become one of the industries most talked technologies. This training course cuts through the hype and looks at the technology, architecture and products available for SDN along with looking at the impact it may have on your network. What will you learn Explain how SDN works. Describe the architecture of SDN. Explain the relationship between SDN and OpenFlow. Recognise the impact SDN will have on existing networks. Essential SDN training course details Who will benefit: Anyone wishing to know more about SDN. Prerequisites: None. Duration 2 days Essential SDN training course contents Introduction What is SDN? What is OpenFlow? SDN benefits. The SDN stack and architecture. SDN architecture SDN applications, SDN switches, SDN controllers, Network Operating Systems. Control plane, data plane. Control to Data Plane Interface (CDPI), Northbound interfaces. SDN components, control and data plane abstractions. Network Operating Systems Finding the topology, Global view, control program, configuration based on views, graph algorithm. OpenFlow Just one part of SDN. Open Networking Foundation, OpenFlow ports, Flow tables, OpenFlow Channels. The OpenFlow protocol, OpenFlow header, OpenFlow operations. OpenFlow versus OpFlex. SDN and open source OpenDaylight, OpenVSwitch, Open Networking Forum, Open Network Operating System. OpenStack Neutron. SDN implications Separation of control and data plane, NOS running on servers, Emphasis on edge complexity, core simplicity, OpenvSwitch, Incremental migration, importance of software. SDN vs NVF.

Total NetFlow training course description A comprehensive hands on course covering NetFlow. The course starts with the basics of flows moving swiftly onto configuring NetFlow and studying the information it provides. What will you learn Describe NetFlow. Configure generators and collectors. Recognise how NetFlow can be used. Describe the issues in using NetFlow. Compare NetFlow with SNMP, RMON and sflow. Total NetFlow training course details Who will benefit: Technical staff working with NetFlow. Prerequisites: TCP/IP Foundation Duration 2 days Total NetFlow for engineers What is NetFlow? Flows. Where to monitor traffic. Hands on Wireshark flow analysis. Getting started with NetFlow NetFlow configuration. Hands on Accessing NetFlow data using the CLI. NetFlow architecture Generators and collectors. When flows are exported. NetFlow reporting products. SolarWinds. Hands on Collector software. NetFlow features and benefits Real time segment statistics, real time top talkers, traffic matrices. Hands on Traffic analysis with NetFlow. NetFlow issues NetFlow impact, agent resources, server resources, comparing NetFlow with SNMP, RMON and sflow. Hands on Advanced NetFlow configuration. Export formats Flow aging timers, NetFlow versions, export formats, templates, IPFIX. Hands on NetFlow packet analysis. NetFlow MIBs The NetFlow MIB, configuration, retrieving NetFlow statistics. Hands on Integrating NetFlow with SNMP.

Essential optical transmission course description Transmission is the process of sending information along a medium of, copper, fibre or wireless. This course looks at transmission techniques for fibre networks. The course aims to demystify the technologies involved by explaining all the buzzwords used in optical transmission. What will you learn Describe various optical transmission technologies. Explain how SDH and OTN work. Explain how WDM, CWDM and DWDM work. Explain PON, GPON and GEPON. Essential optical transmission course details Who will benefit: Anyone working in telecommunications. Prerequisites: None. Duration 2 days Essential optical transmission course contents Transmission basics nsmission basics Systems, media, signals. Signal degradation, noise, distortion, attenuation. Digital, analogue. Modulation, encoding. Fibre transmission Fibre vs copper, optical transmission, fibre characteristics, fibre component parts. Multi Mode Fibre (MMF). Single Mode Fibre (SMF). Fibre connections. Lasers. Attenuations, dispersion, optical signal noise ratios (OSNR) and their effects. Channel Spacing and Signal Direction. Limiting factors to single wavelength. SDH Timing and synchronisation of digital signals, the plesiochronous digital hierarchy (PDH), the synchronous digital hierarchy (SDH), service protection with SDH. TDM. Standards, basic units, frames, STM1 frame, bit rates, STM0, STM1, STM4, STM16, STM64, STM256, SDH architecture, rings, Add drop multiplexors. SDH network topologies, structure of SDH equipment, SDH synchronisation, protection switching in SDH networks, SDH alarm structure, testing of SDH, equipment and systems, Ethernet over SDH. OTN G.709, OTN interface structure, Optical transport modules, ONNI, OCh, OUT, ODU, OPU. G.709 amendments. WDM overview Multiplexing, TDM, WDM benefits. WDM standards. CWDM vs. DWDM. Four Wave Mixing (FWM). Impact and countermeasures to FWM on WDM. DWDM ITU G.694.1, channel and spacing. Optical Terminal Multiplexers (OTM). Optical Add/Drop Multiplexers (OADM). Adding versus dropping. Optical Amplifiers. Erbium Doped Fibre Amplifiers (EDFA). Transponders and Combiners. Optical and Electrical Cross Connects (OXCs/DXCs). Cross Connect types (Transparent/Opaque). Advantages and disadvantages of various Optical cross connects. FTTx Fibre installation and air blown fibre, FTTH, FTTC, FTTN, FTTD, FFTH topologies and wavelengths, active or passive optical network. PON variants Gigabit passive optical network (GPON), Gigabit Ethernet passive optical network (GEPON), Time division PON (TDM-PON), XG-PON, Wave Division Multiplexing PON (WDM-PON), 1Gbps, 10Gbps, 40Ggps, 100Gbps FSAN (Full Service Access Network) NGA (Next Generation Access), Strategies for TDM-PON to WDM-PON migration, Architecture of NG-PON (hybrid WDM/TDM PON), Additional services than triple play.

Essential GEPON training course description Designed to benefit those requiring an in depth knowledge of the principles and applications of the IEEE Ten Gigabit Ethernet and Gigabit Ethernet Passive Optical Networking and Fibre to the X in NG network applications and their associated equipment, its flexibility and function within a modern transmission network. Using an effective mix of instruction and correlation to theory based learning the delegate will gain a complete understanding of the equipment and the tasks to be undertaken in a real life situation. What will you learn Compare FTTx networks. Compare PON variants. Recognise the GEPON architecture. Explain how GEPON works. Recognise GEPON issues. Essential GEPON training course details Who will benefit: Anyone requiring GEPON knowledge. Prerequisites: Introduction to data communications and networking. Duration 2 days Essential GEPON training course contents FTTN, FTTC, FTTH Single Mode Fibre (SMF) and various types, Multimode Fibre (MMF), Fibre Safety and properties (Dispersion/attenuation), Fibre Reel cables and types, Fibre installation and air blown fibre, Transmitters and receivers - power budget/laser classes, Fibre to the home (FTTH), FTTC (Fibre to the Cabinet), FTTN (Fibre to the node), FTTD (Fibre to the Desk), FFTH Topologies and wavelengths, Active or Passive Optical Network (PON). WDM equipment and GPON OSP design Wavelength considerations, WDM/DWDM/CWDM EDFA optical amplification, AWG (Arrayed Waveguide Grating) splitters, Couplers (splitters) and losses, Optical splitters 1x2, 1x4, 1x8, 1x16, 1x32, 1x64, 2x64. IEEE PON variants Gigabit Ethernet Passive Optical Network (GEPON), Time Division PON (TDM-PON), Wave Division Multiplexing PON (WDM-PON), 1Gbps, 10Gbps, 40Ggps, 100Gbps, Strategies for TDM-PON to WDM-PON migration, Architecture of NG-PON (hybrid WDM/TDM PON), Additional services than triple play. GEPON design GEPON OSP centralized design, GEPON OSP distributed design, GEPON PON splitters x4 x8 x32, Fibre splice trays / fibre cassette trays / fibre enclosures, GEPON field testing /GEPON field installation verification, GEPON physical layer testing, Optical Time Domain Reflectometer (OTDR), Optical power source /Optical power meter, Optical Return Loss (ORL), APON/BPON/GPON/EPON/GEPON/10-GEPON comparison. IEEE 802.3ah GEPON: Ethernet in the first mile IEEE 802.3 options, Optical Ethernet options, Ethernet in the first mile, 1000BASE-LX, 1000BASE-SX, IEEE 802.1Q VLANs, Q-in-Q and MAC-in-MAC. QofS Ethernet TOS and priority methods PCP and DiffServe, Reference model / terminology / architecture, Example of ONT functional blocks, Example of OLT functional blocks, FTTx scenarios, The four switching arrangements for external access network backup. IEEE 802.3av 10-GEPON Physical layer, 10GBASE-SR, 10GBASE-LX4, 10GBASE-ER, 10GBASE-LR, 10GBASESW, 10GBASE-LW, 10GBASE-EW, Enhancement band, Bit rate and wavelengths, Compatibility, Forward error correction. IEEE 802.3ca 25G, 50G and 100G NG-EPON MAC frame structure, Downstream multiplexing / Upstream multiplexing, Media access control and ONU registration, Alarm messages. IEEE 802.3bk extended EPON Laser Types PRX40 and PR40, Reference model. GEPON issues and standards GEPON components OLT / GEPON ONT and examples GEPON management, RG (Residential Gateway), HPNA (Home Phone Network Alliance), Power Line Carrier (PLC), GPON DLNI, G.hn or G.9960 MOCA, FTTH Council certification, Standard for network certification, Qualify for use of the fibre-connected home badge, GEPON frame synchronization to network timing, Direct clock synchronization interface (BITS), Multiservice Access Platform (MSAP), Software planning tool. Superconnected cities / voucher scheme. Ethernet OAM Link monitoring, remote failure indication, Remote loopback.

Transmission demystified training course description Transmission is the process of sending information along a medium of, copper, fibre or wireless. This course looks at transmission techniques for both telecommunications and data communications with a particular focus on Microwave, SDH, DWDM transmission. The course aims to demystify these technologies by explaining all the buzzwords used in transmission. What will you learn Describe various transmission technologies such as multiplexing and demultiplexing. Explain how Microwave works. Explain how SDH works. Explain how DWDM works. Transmission demystified training course details Who will benefit: Anyone working in telecommunications. Prerequisites: None. Duration 2 days Transmission demystified training course contents Transmission basics Systems, media, signals. Signal degradation, noise, distortion, attenuation. Digital, analogue. Modulation, encoding. RF Frequency, wavelength. Distance / range issues, interference, Antenna, power, dB, RF propagation, testing. Microwave transmission What is microwave transmission, point to point communications, line of sight, parabolic antenna, relays, planning considerations, rain and other issues Wired transmissions Copper, Fibre, optical transmission, fibre characteristics, fibre component parts. Multi Mode Fibre (MMF). Single Mode Fibre (SMF). Fibre connections. Lasers. Attenuations, dispersion, optical signal noise ratios (OSNR) and their effects. Channel Spacing and Signal Direction. Limiting factors to single wavelength. Introduction to SDH Timing and synchronisation of digital signals, the plesiochronous digital hierarchy (PDH), the synchronous digital hierarchy (SDH), service protection with SDH. TDM. SDH6 Standards, basic units, frames, STM1 frame, bit rates, STM0, STM1, STM4, STM16, STM64, STM256, SDH architecture, rings, Add drop multiplexors. SDH network topologies, structure of SDH equipment, SDH synchronisation, protection switching in SDH networks, SDH alarm structure, testing of SDH, equipment and systems, Ethernet over SDH. WDM overview Multiplexing, TDM, WDM benefits. WDM standards. CWDM vs. DWDM. Four Wave Mixing (FWM). Impact and countermeasures to FWM on WDM.tructure of SDH equipment, SDH synchronisation, protection switching in SDH networks, SDH alarm structure, testing of SDH, equipment and systems, Ethernet over SDH. DWDM ITU G.694.1, channel and spacing. Optical Terminal Multiplexers (OTM). Optical Add/Drop Multiplexers (OADM). Adding versus dropping. Optical Amplifiers. Erbium Doped Fibre Amplifiers (EDFA). Transponders and Combiners. Optical and Electrical Cross Connects (OXCs/DXCs). Cross Connect types (Transparent/Opaque). Advantages and disadvantages of various Optical cross connects. IP transmission Telecommunications versus data communications, IP transmission, VoIP, MPLS.