Compute and Electronics pages now have their own new Blog site
Just to avoid any confusion and to be more dedicated to either categories, the Hobby pages have now moved to https://hobbies.wielenga.co.uk
Why Physical Layer Connectivity Quality is Critical for VoIP Applications
As businesses continue to embrace the shift from traditional voice networks to integrated digital IP telephony, it’s easy to get caught up in the advantages—streamlined operations, simpler maintenance, and improved access to data. But behind the convenience of Voice over IP (VoIP) lies a harsh reality: the quality of connectivity can make or break the…
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Internet Access: Invest in the Right Solution for Lasting Success
In today’s rapidly evolving business landscape, selecting the right connectivity solution isn’t just about meeting today’s needs—it’s about preparing for tomorrow’s growth. Whether it’s scaling up your workforce or migrating to more advanced tools and cloud services, your choice of internet solution will directly impact your business’s ability to thrive in the future. Preparing for…
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The Positive Side of Hacking: Innovation Through Curiosity
The term “hacking” often evokes images of digital mischief or breaches, but not all hacking is destructive. In fact, a great deal of hacking is rooted in creativity, curiosity, and a drive to improve. When I refer to hacking here, I mean “lifehacking”—the art of repurposing and reimagining rather than breaking. Many of us,…
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What does USB stands for? Unwanted Security Breach?
The Evolution of Data Sharing: From Floppy Disks to USB Memory Sticks When I began my career, sharing data between computers often relied on what we jokingly referred to as the “Nike” or “Adidas” network: saving files to a 360-kilobyte floppy disk and literally running to the next computer to transfer them. Although networks…
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Full personal (home) VPN server on a Raspberry Pi (WireGuard, port forwarding and free dynamic DNS)
Setting up a full home VPN server on a Raspberry Pi using PiVPN with WireGuard, including port forwarding and free dynamic DNS, is a great way to secure your home network. Here’s a step-by-step guide: 1. Prerequisites Raspberry Pi (Raspberry Pi 4 is recommended for better performance but this works fine on a raspberry pi…
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Get connected
Jan Piet Wielenga explains why quality of connectivity is so vital for VoIP applications. As discrete voice networks continue to make way for an integrated digital IP approach to telephony, network managers cannot afford to lose sight over quality and reliability. An integrated digital system makes day to day operations simpler for obvious reasons –…
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Increasing bandwidth without the need for additional Fibre infrastructure
It should come as no surprise that data traffic is growing exponentially. A recent study commissioned by Cisco predicts that monthly IP traffic will reach 25 GB per capita by 2020, up from 10 GB per capita in 2015. This means that almost every telecommunications, public internet, educational or enterprise network will see a dramatic…
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Is it time to re-think free email?
There are many free email solutions on the market. They look very attractive for small businesses but are they really free and are they the correct tool for your business? There are two popular sayings when it comes to free things. The first one is “there is no such thing as a free lunch” and…
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What is Malvertising and How Could it Affect Your Business?
In life, it is generally very easy to identify security threats. We are instinctively cautious of our surroundings when entering our pin code at the cash machine and keep a close eye on our belongings when we use public transport. However, when it comes to technology, criminal threats are often much more difficult to identify.…
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