Network

Software Defined Data Center (SDDC)RDVectorShutterstock

Software Defined Data Center (SDDC)

  • Know-how

An exact system time on a computer is especially important when devices need to exchange data. Cross-system processes quickly come to a standstill if the generated time stamps are very different from the time that applies to the system. Synchronization methods that keep the clocks of the individual network participants in sync are utterly indispensable. One of the simplest methods to achieve time…

Software Defined Data Center (SDDC)
What server operating systems are there? A brief history of server OSs

What server operating systems are there? A brief history of server OSs

  • Know-how

Operating systems have gone through some major changes over the years. While their beginnings are rooted in more humble, purely text-based user interfaces, today’s options have evolved into complex software packages with graphical interfaces, comprising an elegant go-between for hardware and software applications. Users, who have long since been equipped with a keyboard and mouse, are able to…

What server operating systems are there? A brief history of server OSs
What is a penetration test (pen test)?

What is a penetration test (pen test)?

  • Know-how

The more complex a network is, the more vulnerable it is to attacks. In times when customers and partners have access to internal network structures via the internet, and can control various applications via web interfaces, IT employees are encountering more and more problems. Large companies, in particular, prefer to use penetration testing to check how well their security concept works. This…

What is a penetration test (pen test)?
What are other apps like WhatsApp? 7 WhatsApp alternatives

What are other apps like WhatsApp? 7 WhatsApp alternatives

  • Social media

Invitations to dinner parties; updates about work; an excursion with the college soccer team: if you’re not using WhatsApp, you run the risk of missing out on important information. But it does have its disadvantages too: the main one being that WhatsApp shares user data with its parent company, Facebook, which is making users want to switch to other messaging apps. So what good WhatsApp…

What are other apps like WhatsApp? 7 WhatsApp alternatives
What is a collision domain?

What is a collision domain?

  • Know-how

In a collision domain, only one device is able to send data, otherwise the signals overlap and the data will not reach its destination. Is there a way to recognize these collisions and can they be prevented? What’s the difference between a collision and a broadcast domain? We answer all your questions in our handy article.

What is a collision domain?
How do Spanning Tree Protocols work?agsandrewShutterstock

How do Spanning Tree Protocols work?

  • Know-how

The Spanning Tree Protocol ensures that networks run without parallel frames. Because of the tree structure, the STP protocol finds the shortest paths between two points and disables superfluous paths. We explain what it’s all about, how it works, and the advantages and disadvantages of STP in the following article.

How do Spanning Tree Protocols work?
What is 802.11ax and how does WiFi 6 work?hywardsShutterstock

What is 802.11ax and how does WiFi 6 work?

  • Know-how

The IEEE 802.11ax WLAN standard boasts improved speed compared to its predecessors. It also features better throughput and enhanced security aspects thanks to a number of technical innovations. We will show you what 802.11ax is, how the technology works and which applications it’s particularly well suited for.

What is 802.11ax and how does WiFi 6 work?
What is the 802.11ac standard for 5 GHz wireless networks?hywardsShutterstock

What is the 802.11ac standard for 5 GHz wireless networks?

  • Know-how

The 802.11ac standard, also known as WiFi 5, has been around since 2013. IEEE 802.11ac is based on its predecessors but has been optimized primarily in terms of speed and other features. Find out what 802.11ac is, what its special features are and the most common applications in the following article.

What is the 802.11ac standard for 5 GHz wireless networks?
What are the different 802.11 WLAN standards?hywardsShutterstock

What are the different 802.11 WLAN standards?

  • Know-how

802.11 has been the standard for modern wireless networks since 1997. Although there have been numerous changes and improvements over time, IEEE 802.11 is still the most widely used network technology. Find out how 802.11 has evolved and what the differences are between the various WLAN standards.

What are the different 802.11 WLAN standards?
How powering over ethernet works with 802.3afhywardsShutterstock

How powering over ethernet works with 802.3af

  • Know-how

Small devices with low power requirements can be supplied with power via a LAN cable. The 802.3af standard enables transmissions of up to 12.95 watts. Read on to find out how IEEE 802.3af works, what advantages it has and what you should bear in mind when using this method.

How powering over ethernet works with 802.3af
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