Annual Telecoms Training Subscription Package with Unlimited access to 500+ hours of key training material Empower your professional development by building your knowledge of key technology and business topics within the telecoms industry.  Unlimited access to future new courses that will cover the latest technology developments as they are added to Hub throughout your 12-month subscription period. Endlessly flexible and applicable to any role within the telecoms industry a subscription to Wray Castle Hub is your ultimate learning resource. You can choose to follow one of our suggested learning pathways, build your own or dip into the learning material module by module.

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The European Railway Traffic Management System (ERTMS) is a major rail project underway in Europe. The aim is to replace the dissimilar train control systems used in various countries with a common system known as the European Train Control System (ETCS). This course provides an overview of ETCS but focuses on how GSM-R with or without GPRS can be used as a bearer for ETCS signalling. This self-paced on-demand distance learning course features illustrated course books, videos, tests and full tutor support. Part of UIC Rail Academy. Prerequisites Delegates attending this course should be familiar with the principles of GSM-R networks. Topic Areas Include ERTMS Standards and Legislation Basic System Description System Architecture ERTMS Operating Modes ERTMS/ETCS Protocols Circuit Switched Signalling Circuit Switched Connections GPRS for ETCS The GPRS Air Interface GPRS Procedures Transmission through the Network Radio Network Optimization Certified by Institution of Railway Signal Engineers (IRSE) The Institution of Railway Signal Engineers (IRSE) certifies that the syllabus for the ERTMS/ETCS for Radio Engineers course is appropriate for meeting the stated objectives of that course. For more information about the scope of the certification process provided by the IRSE please see the IRSE website www.irse.org. On-Demand Online Training Our self-paced on-demand distance learning programmes are accessible on any computer, tablet or smartphone and allow you to study at a time and location that is convenient to you. Each course includes: Illustrated Course Books - featuring leading edge knowledge from subject matter experts. Videos - Detailed videos expand the points covered in the course books, discussing topics in greater depth.  Tutor Support – Dedicated course tutors are available to answer any questions you might have throughout your studies. Formative Assessment - Modules include regular quizzes to support learning  Certification– Successfully complete the end of module tests to  to demonstrate the depth of your knowledge of the topic. Also available as a Live Online Training Programme, learn more.

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Who would benefit Those in or entering technical roles within the GSM-R industry who require a broad overview of the services, features and technology of GSM-R. Prerequisites A basic understanding of cellular radio networks and railway signalling, as well as the ability to comprehend technical subjects, would be useful. Topic Areas Include Introduction to GSM and GSM-R Networks GSM Network Architecture GPRS Network Architecture GSM-R Network Architecture GSM-R Services] GSM-R Identities GSM-R Coverage Network Access GSM-R Procedures European Train Control System Certified by Institution of Railway Signal Engineers (IRSE) The Institution of Railway Signal Engineers (IRSE) certifies that the syllabus for the GSM-R Engineering course is appropriate for meeting the stated objectives of that course. For more information about the scope of the certification process provided by the IRSE please see the IRSE website www.irse.org.

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Part of the UIC Rail Academy, this detailed course provides network engineers with an in depth study that covers all principles of GSM-R networks and operation. Who would benefit Those in or entering technical roles within the GSM-R industry who require a broad overview of the services, features and technology of GSM-R. Prerequisites A basic understanding of cellular radio networks and railway signalling, as well as the ability to comprehend technical subjects, would be useful. Topic Areas Include Introduction to GSM and GSM-R Networks GSM Network Architecture GPRS Network Architecture GSM-R Network Architecture GSM-R Services GSM-R Identities GSM-R Coverage Network Access GSM-R Procedures European Train Control System Certified by Institution of Railway Signal Engineers (IRSE) The Institution of Railway Signal Engineers (IRSE) certifies that the syllabus for the GSM-R-Engineering course is appropriate for meeting the stated objectives of that course. For more information about the scope of the certification process provided by the IRSE please see the IRSE website www.irse.org. Also available as a Self-Study Online Learning Programme, learn more.

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Course Code: MB350 Course Summary The Universal Mobile Telecommunications System (UMTS) is a very complex technology that is described in tens of thousands of pages of technical specifications. Wray Castle has distilled this information into a two-day, high-level focused learning experience that will significantly shorten the learning curve for understanding this technology. Who would benefit Those requiring a technical introduction to the UMTS network, its architecture, capabilities and operations including how it interworks with other networks. Prerequisites An appreciation of 2G network operation and services and an ability to comprehend technical information is beneficial. Topic Areas Include UMTS evolution and 3G standardization 3G spectrum allocation UMTS services and service aims UMTS network architecture UMTS radio environment and system areas Asynchronous Transfer Mode (ATM) Core network operation The IP Multimedia Subsystem (IMS) CDMA operation and code types Power control and handover UMTS channels and air interface operation UMTS network procedures

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Course Code: MB2004 Course Summary This course provides a clear and logically organized tour of the 3GPP UMTS circuit-switched and packet-switched core network domains. The course describes the operation of the main core network protocols and outlines the evolutionary path towards an all IP based network. The functions of the various interfaces are explained including those towards the Evolved Packet Core (EPC). References are made to the latest releases of 3GPP specifications throughout the course. Who would benefit Those requiring a comprehensive understanding of UMTS core network architecture, interfaces, protocols and operation, including the Release 4 circuit switched core network, the packet switched core network, associated functions such as security, charging, signalling protocols and location based services. Prerequisites Familiarity with the architecture and general operation of a UMTS network is beneficial. Some knowledge of IP and the OSI seven-layer model will also be advantageous. Topic Areas Include UMTS core network architectures Asynchronous Transfer Mode (ATM) RANAP Iu protocol Circuit-switched core network procedures Packet-switched core network functionality Mobility management Interworking with 2G, 4G and WLAN Multimedia Messaging Service (MMS) IN and CAMEL Location Services (LCS) Security functions Charging Evolution to the Evolved Packet Core (EPC)

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Course Code: MB1301 Who Would Benefit Senior technical personnel involved in planning, designing or supporting the UMTS air interface environment. Prerequisites Attendance on this course assumes previous attendance on the UMTS Air Interface Live-on-Web course or equivalent knowledge. Contents The CDMA Receiver CDMA Code Functions Physical Layer Functions High Speed Packet Access (HSPA)

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Course Code: MB2002 Course Summary This course provides a comprehensive technical overview of the structure and operation of the UMTS air interface protocol stack. Who would benefit Those requiring a comprehensive technical overview of the structure and operation of the UMTS air interface protocol stack from layers 1 to 3. Prerequisites This course is technical in nature and assumes some knowledge of the UMTS network and its operation, or previous attendance on the UMTS System Overview course (MB350). Topic Areas Include Aims of a UMTS network Principles of spread spectrum technology Principles of CDMA and the use of codes UMTS air interface protocol structure Overview of UTRAN protocols Functions of Layer 1 Analysis of physical channels Power control Layer 2 protocols – RLC, MAC and PDCP Layer 3 protocol – RRC Synchronization and idle mode activities Network access and radio network identities Connected mode activities Handover scenarios Transmit diversity Security and error protection

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Course Code: MB1201 Course Summary This course provides an overview of the GPRS system beginning with an overall description of GPRS and progressing through its network architecture and operational aspects. The subsequent sections cover EDGE, the structure of the GPRS air interface and the basics of uplink and downlink packet transfer. Who would benefit Those already working in the GSM industry who require an overview of GPRS operation including its association with EDGE and how it interworks with 2.5G and 3G 3GPP based mobile networks. Prerequisites A good understanding of 3GPP’s GSM network, its architecture and operation would be beneficial together with an appreciation of packet-switching IP-based networks would be advantageous. Topic Areas Include GPRS network architecture The GPRS air interface and Dual Transfer Mode GPRS protocols Identities and addressing Mobility management and Dual Access Location management and Pooling Security and confidentiality Roaming Policy and Charging Content Access Controls The GERAN and Enhanced EDGE Packet-switched procedures 2.5G and 3G packet-switched interworking GPRS and IMS control GPRS and LTE interworking

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Course Code: RP2400 Course Summary This course highlights the differences between optimizing a GSM network and a WCDMA network. The course focuses on the parameters and features which can be used to fine-tune a WCDMA air interface. Who would benefit Those who require an introduction to the principles and techniques that relate to optimizing the UMTS FDD mode Radio Access Network (RAN). Prerequisites An understanding of UMTS air interface operation and an appreciation or experience of UMTS cell planning, or previous attendance on the UMTS Air Interface course (MB2002) and the Cell Planning for UMTS Networks course (MB2005). Topic Areas Include The WCDMA optimization process Identification of optimization opportunities Tools for optimization The coverage-capacity-quality relationship Drive test tools, performance data and statistics management Link budgets Coverage and capacity optimization issues and solutions Repeater solutions Antenna solutions LNA solutions Soft handover solutions RAN configurations and dimensioning Idle mode and system access parameters Connected mode parameters Radio link control parameters UMTS features – HSDPA, MIMO Includes optimization exercises.

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Course Code: RP2500 Course Summary This one-day course provides a clear and logically organized explanation of both HSDPA and the E-DCH for both HSPA and the introduction to HSPA+ capabilities. Who would benefit Those who require a technical overview of HSDPA and HSUPA and the implications for network design and operation. Prerequisites Familiarity with the structure and operation of the UMTS air interface at Release 99 and Release 4, or previous attendance on the UMTS Air Interface course (MB2002). Topic Areas Include Introduction to HSPA HSDPA protocol structure MAC architecture HSDPA channels HSDPA physical layer functions HSDPA device categories HSDPA implementation Cell change procedures Enhanced uplink protocols HSUPA protocol structure MAC architecture HSUPA channels HSUPA physical layer functions HSUPA device categories Establishment of a HSUPA connection Soft handover

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This self-paced on-demand distance learning course features illustrated course books, videos, tests and full tutor support. Who would benefit This three day course is aimed at radio engineers. Prerequisites A basic understanding of cellular radio networks and railway signalling would be beneficial, but not essential. Topic Areas Include Introduction to GSM and GSM-R Networks GSM-R Network Architecture GSM-R Identities GSM-R Functionality GSM-R Coverage On-Demand Online Training Our self-paced on-demand distance learning programmes are accessible on any computer, tablet or smartphone and allow you to study at a time and location that is convenient to you. Each course includes: Illustrated Course Books - featuring leading edge knowledge from subject matter experts. Videos - Detailed videos expand the points covered in the course books, discussing topics in greater depth.  Tutor Support – Dedicated course tutors are available to answer any questions you might have throughout your studies. Formative Assessment - Modules include regular quizzes to support learning by testing your knowledge of the subject matter. Certification– Successfully complete the end of module tests to earn Digital Badges to demonstrate the depth of your knowledge of the topic.

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Course Code: MB80 Who Would Benefit Those requiring an introduction to the principles and techniques related to optimization of the GSM air interface. Prerequisites A good understanding of the GSM Air Interface (Wray Castle course – MB50) and GSM cell planning principles. Course Contents                                                                 Introduction and Overview Factors Affecting Network Access Dedicated Mode Considerations GSM Features and Techniques Cell Configurations Software Tools Practical Exercises

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Course Code: MB50 Course Summary A technical introduction to the world of GSM. This course describes the services, structure and operation of a GSM mobile network. Who would benefit Those new to or entering the GSM industry who require a technical overview of GSM network operation and its associated technologies. Prerequisites A basic understanding of cellular radio networks and associated technologies, as well as an ability to comprehend technical subjects, is an advantage. Topic Areas Include GSM organizations and standards bodies GSM services and service enablers Network architecture GSM/GPRS identities GSM EDGE radio access network GSM channels Cell coverage and capacity Propagation issues Core network architecture GPRS network architecture Idle mode procedures Dedicated mode procedures GPRS procedures GSM family evolution Real-world network configuration Network sharing

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Course Code: MB20 Course Summary A technical introduction to the world of GSM. This course describes the services, structure and operation of a GSM mobile network. Who would benefit Those new to or entering the GSM industry who require a technical overview of GSM network operation and its associated technologies. Prerequisites A basic understanding of cellular radio networks and associated technologies, as well as an ability to comprehend technical subjects, is an advantage. Topic Areas Include GSM organizations and standards bodies GSM services and service enablers Network architecture GSM/GPRS identities GSM EDGE radio access network GSM channels Cell coverage and capacity Propagation issues Core network architecture GPRS network architecture Idle mode procedures Dedicated mode procedures GPRS procedures GSM family evolution Real-world network configuration Network sharing

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Course Code: MB1802CH Course Summary The European Railway Traffic Management System (ERTMS) is a European system to create a ‘digital railway’. The UK government has announced that UK citizens are to benefit from a digital railway by increasing Capacity, reducing Costs, reducing Carbon emissions and increasing Customer satisfaction, otherwise known as ‘the four Cs’. ETRMS is a major project but is only part of the digitalization process. The UK railway network already has a digital communications system – GSM-R. The second part of the system, namely, the European Train Control System (ETCS) will see the replacement of traditional railway signalling with an electronic equivalent where train movements will be signalled via GSM-R. Who would benefit This one day course is aimed at non-technical project managers that require an overview of ERTMS/ETCS. Prerequisites Delegates attending this course should be familiar with the railway industry. Topic Areas Include ERTMS Rationale and concept Standards organizations ERTMS Installations ERTMS Baselines ERTMS Specifications ETCS System behaviour ETCS Application levels ETCS Level transitions ERTMS Trackside equipment Train occupancy detection systems Signals, route and interlocking Multi-aspect signalling ERTMS On-board equipment European Vital Computer ERTMS DMI Position estimation Estimating the End of Authority Managing Movement Authorities ERTMS Operating Modes Supervision Train movements

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The European Railway Traffic Management System (ERTMS) is a major rail project underway in Europe. The aim is to replace the dissimilar train control systems used in various countries with a common system known as the European Train Control System (ETCS). This course provides an overview of ETCS but focuses on how GSM-R with or without GPRS can be used as a bearer for ETCS signalling. Part of UIC Rail Academy. Prerequisites Delegates attending this course should be familiar with the principles of GSM-R networks. Topic Areas Include ERTMS Standards and Legislation Basic System Description System Architecture ERTMS Operating Modes ERTMS/ETCS Protocols Circuit Switched Signalling Circuit Switched Connections GPRS for ETCS The GPRS Air Interface GPRS Procedures Transmission through the Network Radio Network Optimization Certified by Institution of Railway Signal Engineers (IRSE) The Institution of Railway Signal Engineers (IRSE) certifies that the syllabus for the ERTMS/ETCS for Radio Engineers course is appropriate for meeting the stated objectives of that course. For more information about the scope of the certification process provided by the IRSE please see the IRSE website www.irse.org. Also available as a Self-Paced Online Training Course, learn more

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Course Code: MB2005 Course Summary This course is designed for experienced GSM cell planners and highlights the differences required in technique and tools for planning a WCDMA network. Who would benefit This course provides experienced cell planners with an introduction to the differences required in technique, skill sets and tools for planning Frequency Division Duplex (FDD) UMTS networks. Prerequisites Experience of UMTS network operation, as well as basic radio awareness, or previous attendance on the UMTS Air Interface course (MB2002). Topic Areas Include The WCDMA planning philosophy Review of UMTS structure Review of UMTS logical, transport and physical channels Scrambling codes WCDMA considerations Coverage predictions Link budgets HSPA link budgets Analysis of cell load Cell breathing Traffic analysis Predictions and simulations Monte Carlo simulations Co-siting GSM and WCDMA equipment

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Course Code:  MB2701 Course Summary This 3G Indoor Coverage Planning course is intended for experienced GSM indoor planners who need to know about the issues of providing indoor WCDMA coverage. Various indoor scenarios are discussed to illustrate planning techniques. Who would benefit Experienced GSM indoor planning engineers moving into UMTS indoor coverage, as well as those working in planning-related areas or needing to understand UMTS planning considerations. Prerequisites Attendees should already have knowledge and experience of GSM indoor coverage planning. Previous attendance on the UMTS Air Interface course (MB2002) is advantageous. Topic Areas Include: Traffic dimensioning Office and corporate scenarios Shopping centres Packet-switched traffic Propagation modelling Measurements Link budgets Antenna positioning Tunnels Stadiums RF safety (ICNIRP) Picocells Repeaters Femtocells Distributed antennas Fibre distribution Integrating indoor cells Includes practical planning exercises.

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