Network

What is a proxy server?

What is a proxy server?

A proxy server is a network component that provides an interface between a private network and the internet. A proxy makes it possible to have an influence on the data traffic, to cache packet data, and to conceal the identity of the communication partners by using different IP addresses.

Server operating systems: a history and overview

Server operating systems: history and today’s situation

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...

NGINX: basics, installation, and set-up

NGINX — the quick and efficient web server

For years, Apache had been the uncontested go-to web servers and comprised the basis of most websites published in the World Wide Web. The increasing technical requirements of modern web projects and the growing demands and expectations of internet users has brought on a sea change of sorts. Alternatives like NGINX are becoming ever more popular and are slowly creeping up on the classic server...

Squid: the license-free caching server for your web project

Squid - the cross-platform open source proxy

If you’re optimising your website, then you shouldn’t just turn to content and design; it’s important to also make sure that you invest ample time into the functionality of your website. Usability and loading time are just as important for a website’s success as high-quality and regularly offered content. A long loading time is one of the main causes of high bounce rates. The simple solution: a...

Slack – modern, in-house communication

What is Slack – what can it be used for?

What is Slack? This program with its memorable name is used for internal company communication but what exactly can Slack do? And is it worth switching over to it? We outline some of Slack’s key features so you can decide for yourself whether the new Silicon Valley program might be something for you or your company.

NGINX vs. Apache: A web server comparison

NGINX vs. Apache: A comparison of the most popular open source web servers

Apache vs. NGINX – while one is said to be bulky and unwieldy, the other is considered slim and high-performance. But can we be this general? In fact, both web servers are based on fundamentally different concepts when it comes to connection management, interpretation of client requests, or configuration options. The range of functions also display clear differences in software alignment. While...

What is a root server? Definition and background

What is a root server? Definition and mechanics

When you call up a website, the entered domain first needs to be turned into an IP address and read out from the browser so that the page can finally appear in the browser. This process is known as name resolution. Here, the root name server or (DNS) root server in the domain name system plays a key role. But what is a root server? And what exactly goes on when they receive requests for...

How can LinkedIn work for businesses?

LinkedIn for businesses: curate a professional image

LinkedIn is not just another social media site. The business-oriented networking platform offers companies a number of special advantages, which means your LinkedIn marketing strategy and content should be unique. With the focus on building professional relationships, you can reach users in a different way to Facebook or Twitter. LinkedIn is the perfect platform for businesses to recruit and...

What is Neighbourhood Discovery Protocol(NDP)?

Neighbour Discovery Protocol (NDP) – what is it?

Network configurations today are done quickly. For those who do not rely on their own fixed settings for routers, computers, and more, the Internet Protocol family provides the appropriate set of automatic mechanisms to determine critical parameters, such as the default gateway, IP address, and MAC address.

What is a floating IP?

What is a floating IP?

IP addresses are essential for modern digital communication. They are the 'connection numbers' of all devices in the network and this is why they are one of key foundation elements of the internet as well as other networks. Communication is based on a common 'language': the internet protocol. But what exactly is a floating IP and what is it used for? What is the difference between a floating IP of...


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