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  The new Wray Castle Hub gives you unlimited access to a comprehensive library of material covering key technology and business topics within the telecoms industry.   The Wray Castle Hub builds your knowledge, empowers your professional development, and includes access to new courses that will cover the latest technology developments throughout your subscription. 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. Learn more. What courses are included...

Our mission at Wray Castle we empower the global telecoms world by developing the specialist knowledge, skills and competencies organisations need to build, maintain, optimise and operate the cutting-edge communications networks of today and tomorrow. As part of that commitment and to support professionals across the industry and encourage lifelong learning, we’ve launched Wray Castle Connect, the new networking hub for telecoms professionals. Wray Castle Connect provides its members with regular blogs, recorded training content, and a range of programs and events, offering various activities to engage and educate. Wray Castle Connect is a welcoming place with an open door...

The GSMA over the last few years, and with the support of over 90 organisations within the mobile industry, has created and currently maintains two specification suites; one for M2M and IoT applications, and another for Consumer applications.The M2M specification was developed first and is built around the PUSH model, where all subscription provisioning operations are managed by a backend server. This is well suited to the M2M environment where devices are generally left unattended and cannot make decisions regarding connectivity themselves.The Consumer specification came along later and is the opposite model (PULL) because here, it is the consumer that...

Learn online, anytime, with our self-study courses. Our self-paced on-demand distance learning courses include an extensive blend of core reading materials and video resources, scenario-based assignments, a dedicated Instructor, live virtual workshops and tools to communicate effectively with fellow students, all in a modern, intuitive and secure cross-device Virtual Learning Environment.Each course is accessible on any computer, tablet or smartphone and allow you to study at a time and location that is convenient to you. Subjects covered include key network technologies including 5G, LTE, eSIM, RAN, GSM-R and Network Security. Enrol and you'll get instant access so you can start learning straight...

The traditional SIM card has been a central part of digital mobile communications for 30 years. This unassuming piece of plastic has been responsible for controlling access to GSM mobile networks worldwide, helping to protect assets worth over a trillion dollars per year. However, SIM technology is currently undergoing a major evolution, called Embedded SIM or ‘eSIM’ cards. Instead of receiving then inserting a physical SIM card into your mobile phone to get it connected, consumers will download a ‘SIM’ directly into their device, anytime, anywhere. WHAT ARE THE BENEFITS OF ESIM TECHNOLOGY? There are many advantages of using eSIM...