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SD-WAN Automation: The Secret to Large-Scale Deployments
Today’s corporate networks are undergoing rapid transformation. The digitization of processes, mass adoption of cloud applications, and the growth of remote work have made connectivity a strategic resource. SD-WAN has become a key technology, enabling traffic optimization, robust security, and streamlined management of shared networks. This evolution raises a...
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Access to guest networks
Nowadays, all companies provide their customers with Wi-Fi in some form or another. We find it in shopping malls, airports, restaurants, offices and even on transport. It is fair to say that Wi-Fi has become a commodity. Most customers want to connect to Wi-Fi...
5G: How it will change our lives
The advent of 5G technology signifies the start of an even more globally connected society, a completely digital society. This technology, expected to be implemented in 2020, will change the way we interact with each other and objects, allowing us to be permanently...
Digital Transformation from a business perspective
Over the last years colleagues have written blog posts on digital transformation and the new technologies within the telecommunications industry that are accompanying the phenomenon. However, I would like to take a step back and look at the digital transformation from...
Power electronics in telecommunication equipment
The application of power electronics to communications devices has to do with the processing of the electrical input power using semiconductor devices and reactive elements. Thus, the raw input power is processed according to a control input that conditions the output...
WannaCry – Bitcoin – Crime
The first and so far the only time I was personally involved, (or to be more precise my son who at that time was eleven years old), in a cyber-attack by ransomware was in 2012. The computer of my son was apparently blocked by the Federal Criminal Police Office due to...
Dynamic DNS Update – Teldat
Nowadays, if you check the public IP address with which you access the Internet, you will find that it often changes. This is due to the chronic shortage of IPv4 addresses, which are insufficient to cover current service demands. ISPs, therefore, often assign dynamic...
First SHA-1 collision
In February this year, a team of researchers both from Google and CWI Institute in Amsterdam announced that they were able to generate two PDFs documents with different content that would hash into the same SHA-1 digest. This may lead to a big problem in security that...
EMC electromagnetic compatibility and signal integrity
The growing number of electronic devices and wireless technologies providing ever-increasing performances and speeds requires a set of common standards to ensure EMC electromagnetic compatibility. Ever since Michael Faraday’s discovery in 1831 of the phenomenon of...
Voice over LTE
You may not have heard of voice over LTE (VoLTE) technology, but that does not mean you are not using it! Carriers around the world are deploying this technology to get rid of GSM or CDMA-based circuit networks. The first commercial solution was presented in South...
NarrowBand IoT
The Internet of Things (IoT) is on everybody’s mind and analysts expect billions of connected devices in the upcoming years. In order to meet the increasing demands of products for consumers and IoT solutions for companies and business customers, new standards for...
On-board connectivity in police cars and emergency vehicles
By striving for greater efficiency, safety and mobility, real-time telecommunication systems are being developed that can be installed in police cars and emergency vehicles. The progress made in terms of connectivity between vehicles and different infrastructures will...
Unattended services managed remotely
Nowadays, devices that are operated remotely (i.e., without local staff to verify their working conditions or act in the event of an incident) offer many services to the public.Some examples are: remote ATMs, billboards, ticket vending machines, etc. Generally...
