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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Examine details of IMS Call Flow Analysis with focuses on IMS Registration and Invitation procedures with our 1/2-Day Virtual Lab. The cloud-based lab provides participants with access to a fully emulated 5G System environment. Experiment with the configurations for various Network Functions within the 5G Core Network and build customized settings for signalling scenarios that will enable users to develop greater insight in to the operation of the 5G System. IMS Call Flow Analysis Focuses on IMS Registration and Invitation procedures includes: SIP routing within the IMS domain Detailed information about SDP for IMS Session setup Lab Features & Benefits Through a combination of hands-on experience and guided instruction our virtual labs allow users to explore signalling procedures in the 5G system. Our labs feature: A simulated 5G network - Provides hands-on experience and reinforces theoretical knowledge. Guided exercises for signalling scenarios - makes learning and applying new concepts straightforward. Wireshark (pcap) output files – detailed output files provide deep system insight. Cloud-based lab - available 24/7 on any connected device. Individual dedicate server - Ensures that your work is kept private and secure. Ongoing trainer support - ensures you get expert advice when needed. Full integration with Wray Castles training programmes - allows you to build bespoke learning pathways for specialist teams across your organisation. You can find more information on our labs and arranges a demo here.

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Course Code: IP2001 Course Summary Covering Voice over IP (VoIP) services in fixed and mobile, Next Generation Networks (NGNs) and all IP-based networks, the course also includes VoIP concepts, supporting architectures, interworking with circuit-switched networks together with QoS issues. Who would benefit Those requiring an overview of how voice may be integrated into IP networks. Prerequisites Familiarity with IP and intranet operation is beneficial. This can be obtained from attendance on the TCP/IP (QS2501) course. Topic Areas Include Supporting VoIP in fixed and mobile NGNs Protocols for VoIP Voice quality, quality measurements and quality reports Session Initiation Protocol (SIP) Session Description Protocol (SDP) SIP Peer-to-Peer operation SIP architecture User Agent clients and servers Registrar, Proxy and Redirect Servers Back-to-Back User Agents SIP Requests, Responses and Header analysis Demonstrations with analysis of Registration/Authentication and VoIP session-handling procedures ENUM, NAT, STUN and TURN H.248/Megaco Includes practical demonstrations.

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Course Code: MB1305 Course Summary This half-day course uses real business cases throughout to discuss the lead up to the employment of SIP Trunking. It includes an overview of carrier scenarios in consideration of all IP infrastructures; a brief look at the standards and a detailed discussion of design considerations, including authentication; transcoding; session management; SIP interworking; pitfalls and security considerations. Who would benefit This course is for engineers who wish to understand the market forces behind the growing use of SIP Trunking, explained through real-life examples. Attendees should also have an interest in the standard governing SIP Trunking – SIP Connect, as well as the design options available from a carrier/telco’s perspective. Prerequisites Although there are no specific prerequisites for this course, delegates should have a basic understanding of SIP and a keen interest in understanding the drivers behind SIP Trunking. Topic Areas Include Why SIP trunking? Customer scenarios Carrier scenarios Technical Standards Design options

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Course Code: QS2600 Course Summary The drive towards all-IP networking necessitates the transport of SS7 protocols over an IP domain. This course provides a thorough explanation of how this is achieved using the SIGTRAN ‘toolkit’. Who would benefit Those requiring an understanding of the need for SS7 and the solutions available for transporting SS7 signalling over IP-based networks. Prerequisites Familiarity with the PSTN architecture and SS7 signalling protocols, particularly MTP and SCCP, together with some knowledge of the TCP/IP protocol suite. Topic Areas Include Why SIGTRAN? Potential SS7 and IP interworking scenarios SIGTRAN protocols SIGTRAN in circuit-related and non-circuit-related signalling scenarios Stream Control Transmission Protocol (SCTP) SCTP architecture, operation, procedures and terminology MTP2 Peer-to-Peer Adaptation (M2PA) layer MTP3 User Adaptation (M3UA) layer MTP2 User Adaptation (M2UA) layer SCCP User Adaptation (SUA) layer Adaptation layer architecture, operations, procedures and resilience models Analysis of SIGTRAN operation using Wireshark

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Course Code: MB1401 Course Summary This course provides an understanding of the Session Initiation Protocol (SIP), Session Description Protocol (SDP) and the Real-time Transport Protocol (RTP) and their roles in establishing multimedia communications over an IP-based network. It also provides a detailed understanding of SIP architectures and identifies the roles and functions of a variety of SIP server types. Who would benefit Those requiring a detailed understanding of the operation of the SIP and related protocols. Prerequisites A basic understanding of IP, UDP and TCP is an advantage. Topic Areas Include The role of SIP, SDP and RTP in multimedia communications Locating users in a SIP environment SIP requests and responses SIP user agents, dialogues and transactions SIP architecture, operation and procedures SIP URIs and Tel URIs Analysis of SIP registration and session control Analysis of SIP and SDP messages and header fields Request and response routing techniques Route and record route headers The roles and functions of SIP Servers: Proxy, Redirect, B2BUA and Forking SDP offer/answer model SIP-I and interworking with the PSTN Registration and session establishment Case studies using Wireshark analysis

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Course Code: TY1202 Course Summary This course is intended for experienced telecoms engineers that wish to understand the workings of the protocols that are commonly used within Next Generation Networks (NGNs). The course takes a detailed look at real time signalling and transport protocols; it also looks at the protocols used to support legacy devices in the access and core network signalling such as POTS, ISDN and SS7. The course also looks in detail at the protocols supporting the new gateway devices. The course is backed up by an extensive set of exercises and the use of Wireshark. Who would benefit Those requiring a comprehensive understanding of the protocols used in an NGN for the support of voice services. Prerequisites A good understanding of legacy telecommunications networks, plus an understanding of IP networks and signal flows used in support of voice-related services. Topic Areas Include IP convergence Telecoms convergence and NGNs Telecoms (IP) scenarios Real time protocols SIP, RTP and RTCP H.323 call scenario The 3GPP IP Multimedia Subsystem The IMS registration process The IMS call signalling Softswitching architecture and protocols SIGTRAN in the access in support of POTS and ISDN SIGTRAN in the core in support of SS7 H.248 Megaco SIP-I Includes practical signalling exercises.

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This course delivers a detailed overview of Internet Protocol networks. Delivering an understanding of Engineering techniques, as well as applications, protocols and switching methods, it enables delegates to work confidently in the IP environment. Other topics explored include QoS, security, VPNS and Multimedia over IP. Who would benefit Those needing to understand how IP networks are designed and implemented. Prerequisites Some knowledge or experience of packet-switched data network operation and Internet technology is beneficial. Topic Areas Include: Background to the Internet and ISPs The Data Link, IP, Transport and Application layers IPv6 The Domain Name System (DNS) Introduction to MPLS Access services E-mail services and web hosting Name servers and heterogeneous networks Peering Routing in IP networks Overview of OSPF and BGP4 IP QoS technologies Security engineering IP VPNs IP multimedia services

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IP Engineering for Railways delivers a detailed overview of Internet Protocol networks. Delivering an understanding of Engineering techniques, as well as applications, protocols and switching methods, it enables delegates to work confidently in the IP environment. Other topics explored include QoS, security, VPNS and Multimedia over IP. With the emergence of FRMCS our 5G Rail portfolio addresses the technical requirements of FRMCS. Who would benefit Those needing to understand how IP networks are designed and implemented. Prerequisites Some knowledge or experience of packet-switched data network operation and Internet technology is beneficial. Topic Areas Include Background to the Internet and ISPs The Data Link, IP, Transport and Application layers IPv6 The Domain Name System (DNS) Introduction to MPLS Access services E-mail services and web hosting Name servers Service Provider Network architectures Peering Routing in IP networks Overview of OSPF and BGP4 IP QoS technologies Security engineering IP VPNs IP multimedia services

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Course Code: QS2501 Course Summary Knowledge of TCP/IP and its operation has become a fundamental requirement for anyone involved in IP networks. This detailed and exciting course takes delegates through TCP/IP principles, applications and protocols, enabling them to work confidently in this changing environment. Who would benefit This course is aimed at engineers who are looking to get started in TCP/IP family of protocols. The course is designed to provide engineers with a foundation into the world of IP and Ethernet in particular, although other major protocols such as MPLS will also be discussed. Prerequisites Some prior knowledge of packet-switched network operations and the Internet is beneficial, but the ability to comprehend technical matters and an interest in Internet protocols is sufficient. Topic Areas Include The Internet TCP/IP features Ethernet Spanning Tree Point-to-Point Protocol (PPP) Multi Protocol Label Switching (MPLS) Internet Protocol (IP) IP version 6 Address Resolution Protocol (ARP) Interior Gateway Protocols (IGP) Internet Control Messaging Protocol (ICMP) User Datagram Protocol (UDP) Transmission Control Protocol (TCP) Dynamic Host Configuration Protocol (DHCP) Domain Name System (DNS) Remote Authentication Dial In User Service (RADIUS)

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Course Code: IP1403 Course Summary This course looks at different types of voice coder used in GSM and UMTS networks and then investigates its basic operation looking at CELP and VSELP. The course progresses to look at the functionality of the AMR voice codec and suggest its benefits and looks at Source Controlled Rate (SCR) operation finishes by looking at lost frame substitution. Who would benefit Attendees of this course should require an understanding of the key voice coders used in modern telecommunication networks, as well as their development and operation. This course will be of particular relevance to those interested in the performance of different speech codecs for optimising voice through the network. Prerequisites Delegates should have experience or an interest in mobile networks otherwise there are no prerequisites for this course. Topic Areas Include Voice Coding Linear Predictive Coders (LPCs) The GSM Vocoder Vocoder Action RPE Vocoder Output GSM Coder and Decoder Subjective Division of Codec Parameters Categorization The GSM Half-Rate Speech Coder Code Excited Linear Predictor (CELP) GSM Enhanced Full Rate Speech Coder Adaptive Multi-Rate (AMR) Voice Codec General Description Source Controlled Rate (SCR) Operation Lost Frame Substitution

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Course Code: IP1306 Course Summary An IP course that looks at providing a grounding in two principle routing protocols namely Open Shortest Path First (OSPF) and Border Gateway Protocol (BGP). Who would benefit All network engineers who are in need of information concerning the configuration and operation of link state protocols such as OSPF and the Path Vector Algorithm demonstrated by BGP. This is an essential prerequisite for anyone considering taking on Multiprotocol Label Switching (MPLS). Prerequisites It is essential that engineers have a grounding in IP and networking which is best obtained by attending our Wray Castle course ‘Internetworking, Ethernet LANs and VLANs Principles – IP1304’ and ‘IP Addressing and Internet Protocols Principles – IP1305’. Topic Areas Include The purpose of routing The route table Routing traffic Interior and exterior gateway protocols Routing Information Protocol (RIP) v1 OSPF concepts OSPF configuration Interior (IGP) versus Exterior (EGP) routing Border Gateway Protocol Version 4 (BGP4) MPLS VPN operation

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Course Code: IP1308 Course Summary This fast paced 1-day course looks at all aspects of QoS affecting converged telecommunications networks today. In particular it looks at QoS in ATM, MPLS, Ethernet and IP networks as well as looking at mechanisms used in VoIP and IPTV. Who would benefit All engineers involved in planning, designing, implementing, supporting and managing services over modern IP networks and need to understand the QoS mechanisms at their disposal. Prerequisites A good understanding of IP networks which can be obtained by attending our Wray Castle courses ‘Routing Protocol Principles – IP1306’ and our ‘Multi Protocol Label Switching – IP1307’. Topic Areas Include What is QoS? Traffic Management IntServ and DiffServ Operation Queue Management Speech Quality Video/Audio Quality IP over ATM QoS QoS in MPLS Networks Ethernet Switch QoS Fundamentals Backhaul Traffic Profile

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Course Code: IP1309 Course Summary Telecommunication networks have evolved to offer a rich mix of multimedia and voice services. Many such services depend on the Internet Protocol (IP) for their operation and networks need to be equipped and engineered to cope with changed and changing requirements. The Quality of Service (QoS) offered to users is a vital aspect of IP network engineering and is pertinent to all IP network types. This detailed Wray Castle course provides network engineers with an in-depth study that covers all the principal aspects of IP QoS in part through theory but also by means of at least 9 practical exercises. The practical exercises will take the delegates through queue management techniques associated with switches and then routers. These exercises will include looking at QoS markings and then look at priority queueing, custom queueing, fair and weighted queueing as well as class-based routing. Exercises also cover RSVP and traffic shaping. In order to aid the exercises a set of pods will be used where each pod consists of 3 routers and 2 switches all the ancillary cables and a laptop will be provided although it is recommended that delegates bring their own laptop to aid with testing and so that they can take example traces away with them for further study after the course. Who would benefit This course has been designed for those needing an understanding of the QoS engineering approaches available in IP networks. It will benefit engineers involved in network planning, commissioning, network optimization, strategy determination, deployment, equipment design or manufacturing of network equipment. Some will find that this course will satisfy their complete requirements, while for others it will provide one element in a wider study based on primary material and other related Wray Castle courses. This course is also very useful for engineers and scientists working in areas related to IP network operation. This includes those working within service delivery, service developers, billing, Government security or forensic work, technical support staff and those in technical management roles. Prerequisites A thorough foundation in the practices of IP routing would be highly beneficial before attending this course. Topic Areas Include QoS Principles Packet Filtering for QoS QoS approaches in IP Networks IntServ DiffServ Queue Management Router QoS Markings Priority Queueing Custom Queueing Fair Queueing Weighted Fair Queueing Class-based Routing Traffic Shaping

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Course Code: IP1310 Course Summary This practically based course is designed to give engineers a working understanding of OSPF and BGP by configuration of routers and switches and investigation of databases and routing tables. Who would benefit Engineers who are moving into IP and need to have an operational understanding of typical devices such as Ethernet Switches and IP routers. Prerequisites A basic understanding of Ethernet switching and basics of routing such as OSPF together with a good understanding of IP addressing which can be obtained by attending our Wray Castle courses: ‘Internetworking, Ethernet LANs and VLANs Principles – IP1304’ and ‘IP Addressing and Internet Protocols Principles – IP1305’ and ‘Routing Protocol Principles – IP1306’. Topic Areas Include The Purpose of Routing The Routing Table Equal Cost Multi Path Redistribution OSPF Areas OSPF Metrics OSPF Database Troubleshooting OSPF OSPF Exercises Border Gateway Protocol Version 4 (BGP4) BGP redistribution BGP Path Attributes BGP Filtering BGP Troubleshooting BGP Exercise

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Course Code: IP1307 Course Summary An introduction to the topic of Multi Protocol Label Switching (MPLS) looking first at plain vanilla MPLS Label Switched Paths (LSPs) and then progressing through the concepts of MPLS Virtual Private Network (VPN) connections. Who would benefit Engineers are finding MPLS is a variety of different applications from IP VPNs, through to GMPLS in transmission networks. As so this 1-day course will provide an excellent introduction to the topic. Prerequisites A good understanding of IP networking is essential as well as an understanding of OSPF and BGP which can be obtained from attending our ‘Routing Protocol Principles – IP1306’ course. Topic Areas Include Motivation for MPLS MPLS applications view MPLS packet forwarding Architecture of MPLS-based IP-VPNs Forward Equivalence Class (FEC) MPLS label operations Special case labels Label Distribution Protocol (LDP) Virtual Private Networks (VPN) MP-BGP configuration

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Course Code: IP1312 Course Summary A practical look at Multi Protocol Label Switching (MPLS) from the simple Label Switched Path through to Virtual Private Network (VPN) connections and finally looking at MPLS Traffic Engineering. Who would benefit Engineers who would benefit from a practical understanding of how MPLS is configured in networks. Especially those that have to work with MPLS VPNs or Traffic Engineering services. Prerequisites A good grounding in MPLS and VPN principles as obtained by attending our Wray Castle course ‘Multi Protocol Label Switching – IP1307’. Topic Areas Include VPN (Virtual Private Networks) MPLS-based IP-VPN motivation MPLS VPN operation Configuration of VPN sites MP-BGP configuration MP-BGP updates Building different VPN types using route targets Route reflector MPLS traffic engineering MPLS-TE trunk attributes MPLS-TE basic operations Fast restoration of an LSP using RSVP-TE

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Course Code: IP1501 Course Summary This one-day course based on real-life deployments provides a brief look at IPv6 and in particular how this will apply to telecommunications markets from the User Equipment up through the Service Providers networks and out into the internet. All the essential topics, such as IPv6’s new addressing and packet formats; the variety of ways that IP addresses can be allocated to devices and the relevant standards bodies are covered, however, we also look at the new IPv6 messages and ICMPv6 in particular. The course ends with a review of the deployment and transition states that IPv4 and IPv6 networks are likely to evolve. Who would benefit This course is suitable for all engineering and technical management staff that needs an overview of IPv6 and covers requirements for both fixed and mobile networks. Prerequisites No specific prerequisites are needed although an understating of IPv4 and its related protocol ecosystem (TCP; UDP; etc.) would be of benefit. Topic Areas Include Need for IPv6 IPv4 problems and workarounds Driving change in the Internet IPv6 specifications and standards IPv6 packet structure Minimum node configuration Overview of IPv6 functionality IPv6 packet transmission IPv6 QoS IPv6 routing protocols IPv6 security features Adoption of IPv6 in the backbone IPv6 and 3GPP LTE PDN connection IP address allocation IPv6 and the Internet Further developments

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Course Code: IP1402 Course Summary This 3-day course provides a detailed look at IPv6 and in particular how this will apply to telecommunications markets from the User Equipment up through the Service Providers networks and out into the internet. All the essential topics, such as IPv6’s new addressing and packet formats; the variety of ways that IP addresses can be allocated to devices and the relevant standards bodies are covered, however, we also look at the new IPv6 messages and ICMPv6 in particular, as well as investigating the numerous deployment options from Dual Stacking through tunnelling techniques and address translation methods. The course ends with a review of the deployment and transition states that IPv4 and IPv6 networks are likely to evolve. Based on real examples from live networks, this course includes four labs each exploring key techniques in address translation and tunnelling. Delegates explore a set of practical exercises which investigate the workings of IPv4/IPv6 translation, IPv6 tunnelling and NAT64. Who would benefit Those people who specialise in IP design planning, implementation or support would benefit strongly from attending this course, including design, planning and operations staff. This course is aimed specifically at people working for fixed or mobile telecommunications. Prerequisites An understating of IPv4 and its related protocol ecosystem (TCP; UDP; etc.) would be of benefit. Topic Areas Include The need for IPv6 Packet structure IPv6 addressing Address assignment IPv6 functionality Transition and deployment Adoption and development IPv6 exercises

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Course Code: MB1402 Course Summary This course provides an understanding of the IP Multimedia Subsystem’s (IMS) role in Next Generation Networking. It provides a detailed description of the IMS architecture including security, charging and Policy and Charging Control (PCC). Additionally it identifies the main protocols associated with IMS including SIP, Diameter and SDP and analyzes their role in the IMS registration and session control procedures. It also provides a brief look at some of the applications enabled by the IMS. Who would benefit Those requiring a full understanding of the architecture, interfaces and procedures of the IMS. Prerequisites An understanding of SIP and the packet-switched domains in LTE, GPRS and UMTS networks and their functionality is an advantage. Topic Areas Include What is the IMS and why do we need it? Introduction to the IMS Framework Protocols for IMS IMS architecture, interfaces, operation and procedures Roles of the CSCFs and HSS including AAA procedures IMS access mechanisms and IP address allocation and P-CSCF discovery User subscription profiles, User Identities and Initial Filter Criteria Implicit Registration Sets Application Service (AS) environment Interaction between the CSCFs and the AS environment Circuit Switched interworking The Media Resource Function (MRF) Border Control Functions and gateways IMS Security aspects Online and Offline Charging Policy Control and Charging Analysis of SIP Registration, Originating and Terminating Session Control includes some example Wireshark analysis Emergency call handling IMS Applications

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Course Code: IP1311 Course Summary This is IP multicasting practically carrying an IPTV service using the Protocol Independent Multicast (PIM) and Internet Group Management Protocol (IGMP) protocols. IGMP and PIM are introduced and then PIM Sparse Mode and Source Specific Mode is tested practically using labs. Who would benefit Engineers particularly those entering the world of IPTV and converged services generally would benefit from this Wray Castle course. Prerequisites A good understanding of IP protocols especially link state protocols such as OSPF which can be gained by attending our Wray Castle course ‘OSPF and BGP Routing Protocols – IP1310’ Topic Areas Include What is IP Multicast? IPv4 Multicast Addressing Multicast vs Unicast or Broadcast Routing Multicast Routing Tables Multicast in LANs Internet Group Management Protocol (IGMP) Protocol Independent Multicast (PIM) Multicast Services IPv6 Multicast ICMPv6

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This course delivers a detailed overview of Internet Protocol networks. Delivering an understanding of Engineering techniques, as well as applications, protocols and switching methods, it enables delegates to work confidently in the IP environment. Other topics explored include QoS, security, VPNS and Multimedia over IP. Who would benefit Those needing to understand how IP networks are designed and implemented. Prerequisites Some knowledge or experience of packet-switched data network operation and Internet technology is beneficial. Topic Areas Include Background to the Internet and ISPs The Data Link, IP, Transport and Application layers IPv6 The Domain Name System (DNS) Introduction to MPLS Access services E-mail services and web hosting Name servers Service Provider Network architectures Peering Routing in IP networks Overview of OSPF and BGP4 IP QoS technologies Security engineering IP VPNs IP multimedia services

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Course Code: RP1306 Course Summary This course introduces some of the key techniques used in the latest products related to microwave radio. Topics covered include adaptive modulation; radio link protection and bonding; fixed link MIMO; Internet Protocol (IP) radio; Ethernet QoS management; header compression and split mount; and full outdoor configuration. The course looks at how vendors and network planners are addressing the issues associated with upgrading from legacy microwave technologies (PDH/SDH) to full IP. The emerging E-band technology is discussed in detail, with a particular emphasis on planning E-band links and the technical specifications of a range of equipment from the main vendors. Who would benefit This course is intended for experienced transmission and backhaul engineers and system architects requiring an in-depth understanding of the evolution of fixed broadband radio. Prerequisites A good knowledge of radio principles would be desirable, as well as an appreciation of IP technologies. Topic Areas Include Ethernet Radio Spectrum and Regulation Technological Developments in Fixed Link radio Planning IP and E-Band Radio Links Timing and Synchronization

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Course Code: IP2301 Course Summary This is a detailed course examining the complexities of IP Backbone traffic engineering techniques. ATM and MPLS are explored as well as looking to the future of traffic engineering. Who would benefit Those needing to understand the principles of backbone traffic engineering for IP networks. Prerequisites Experience of IP engineering and an understanding of packet-switched data networks, TCP/IP principles and ATM are beneficial. Topic Areas Include Traffic engineering overview Traffic engineering techniques Layer 3 traffic engineering OSPF architecture and operation BGP and BGP4 architecture and operation Traffic engineering using OSPF and BGP4 ATM traffic engineering IP-over-ATM traffic engineering MPLS traffic engineering Integrated MPLS-TE approach The evolution of ATM to MPLS core networks Generalized MPLS

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Course Code: IP1305 Course Summary A course designed to give the new IP engineer a grounding in IPv4 Addressing whilst also exploring the typical routing protocols and essential components that will be encountered. The course also looks inside a typical router and explains the workings of the routing or forwarding table. Who would benefit All engineers who are moving into an IP centric world and need a grounding in the workings of IPv4; especially those that need a grounding in IPv4 addressing and subnet masks as well as needing to interpret output from a typical router. Prerequisites Internetworking, Ethernet LANs and VLANs Principles or equivalent prior knowledge of LANs and Ethernet switching. Topic Areas Include The purpose of routing Building a route table The TCP/IP suite The IP addressing scheme Subnet mask and determination of a packet’s destination IPv6 Dynamic Host Configuration Protocol (DHCP) Domain Name System (DNS) Routing principles Interior and exterior routing

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Course Code: MB1601 Course Summary This course has been designed to give delegates a solid foundational understanding of the IP Multimedia Subsystem’s (IMS) role in Next Generation Networking. It provides an overview description of the IMS architecture including security, charging and Policy and Charging Control (PCC). Additionally it identifies the main protocols associated with the IMS and analyzes their role in IMS registration and session control procedures. It also provides a brief look at some of the applications enabled by the IMS. This course is an ideal introduction to the IMS for those who do not require the detail covered in Wray Castle’s 3-day IMS and SIP course. Who would benefit This session is for those aiming to better understand the architecture and operation of the IMS, potentially in relation to VoLTE, as well as those looking for an introduction to SIP. Prerequisites An understanding of packet switched domains in LTE, GPRS and UMTS networks and their functionality is an advantage. Topic Areas Include What is the IMS and why do we need it? The IMS Framework simplified Protocols used by the IMS IMS architecture, interfaces, operation and procedures Roles of the CSCFs and HSS What is the Session initiation Protocol (SIP)? SIP User location and Session Control Basic Concepts Session Establishment using a SIP Architecture SIP Routing Introduction to the IMS Architecture The CSCFs’ Roaming and Non-Roaming Architecture Call Session Control Functions (CSCFs) Circuit Switched interworking The Media Resource Function (MRF) Introduction to Border Control IMS Security aspects Online and Offline Charging Policy Control and Charging (PCC) The role of SIP, SDP and RTP in the IMS IMS Registration Principles and Authentication Voice over LTE (VoLTE) Emergency Call Architecture and Procedure Rich Communication Suite (RCS)

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Course Code: IP1304 Course Summary This course is an excellent introduction to the workings of IP networking. An important part of any network is the local LAN connection; this course breaks open the LAN, and looks at the Ethernet technology, Switching and Virtualised LANs or VLANs. Who would benefit This course is aimed at any network engineers in planning, design, implementation or support as well as management roles. It provides the right level of introduction to the world of LANs which can also be a stepping stone to the broader implementations of Ethernet in the Metro Ethernet or Carrier Ethernet worlds. Prerequisites The only prerequisite would be an interest in IP networks and a basic understanding of some of the IP networking terminology. Topic Areas Include LANs, MANs and WANs The Link Layer Protocols Layer 2 Switching Ethernet Network Elements Ethernet Standards MAC Addresses LAN Cabling Combining Layer 2 and Layer 3 Systems STP Topology Spanning Tree Operation Virtual LANs (VLANs)

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Course Code: QS1301 Course Summary RADIUS is used essentially to introduce the topic and provide a progression towards Diameter with the main emphasis being on the newer Diameter protocol. The course will also delve into the deployment of Diameter as seen by modern telecoms in particular. After looking at Diameter in detail the course will review how it is being implemented into 3GPP’s IMS and LTE network architectures. Who would benefit This course is primarily designed for engineers working for equipment manufacturers and for network operators who are involved in equipment design, manufacturing, network planning, network optimization, strategy determination and deployment of RADIUS and Diameter technologies. Prerequisites There are no major prerequisites, but to maximise the benefits of this course a good understanding of the architecture of modern telecommunications networks including IMS and LTE would be advantageous as well as a reasonable understanding of the MAP protocol and the messages used to support a mobile device for registration and location updates. A grasp of SCTP as used in SIGTRAN would also be beneficial. Topic Areas Include Introduction to RADIUS and Diameter Diameter Transports The Diameter Base Protocol and Entities Investigating Diameter Base Protocol Diameter Operations and Extensibility Diameter Accounting Protocol Diameter Security Diameter in IMS Diameter in the Evolved Packet Core

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Course Code: TY2701 Course Summary This course introduces delegates to the broadband technologies and access methods that are available to fixed- and mobile-network operators. Topics covered include ISPs, ADSL, ADSL2, DSL, VDSL and fibre-optic networks, as well as WiMAX, Wi-Fi, UMTS and LTE. The learning is underpinned by group exercises. Who would benefit Technical and semi-technical management staff requiring an overview of the technologies and techniques employed by wired and wireless broadband access systems. Prerequisites A basic understanding of digital communications techniques would be an advantage, but is not essential. Topic Areas Include The broadband market DSL – technologies, architecture, access, backhaul Powerline broadband Fibre optic and cable systems Fibre to the home and cabinet Fixed wireless access systems Satellite broadband and high altitude platforms Wi-Fi hotspot, wide area and ‘municipal’ networks UMTS fixed and 3G mobile broadband Fixed and Mobile WiMAX LTE and UMB Broadband deployment strategies Includes group exercises.

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