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How SD-WAN Simplifies Network Management

The rapid evolution of technology has redefined how businesses manage their networks. Traditional WAN architectures, expensive and complex, face increasing demands for flexibility and agility. Organizations are seeking solutions that improve performance and optimize operational efficiency. Software-Defined Wide Area Networking (SD-WAN) provide robust management capabilities that far exceed those of conventional WANs. By leveraging centralized […]

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7 useful functions that a network RaspberryPi can do (FTP-TFTP-WEB-SAMBA-SYSLOG-RADIUS-DHCP)

Technology / By Dave

Let’s see how to set up a Raspberry Pi to use it as a server on your local network. Below you will find a list of commands and actions to perform step by step to configure the device. [1] SERVER FTP mkdir -p /home/pi/files/ chmod 777 /home/pi/files/ sudo bash apt-get install pure-ftpd -y pure-pw useradd pi

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Here is a cheat-sheet for Ubuntu terminal commands

Technology / By Dave

According to recent statistical data, more than 90 percent of hosting services and cloud infrastructure function in Linux. That’s why if you are planning to purchase VPS Italy, you should be familiar with the most used commands. Here we will share Ubuntu terminal commands, so if that topic sounds interesting to you continue reading. Ubuntu

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Cloud Computing: Fundamentals in 2022

Technology / By Dave

The term ‘cloud computing’ became popular in the early 2000s with the emergence of the “big 3” hyper-scale cloud-computing providers: Amazon Web Services (AWS), Google Cloud Platform, and Microsoft Azure, but the computing concept as a service has been around for as far back as the 1960s when the idea of renting time on a

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Node.js Vs Python: What’s the Difference?

Technology / By Dave

Node.js and Python are two of the best back-end technologies. There are no “better” or “worse” programming languages, according to popular belief, and it all relies on the tastes of each developer. Node.js Node.js is a server-side platform based on the JavaScript Engine in Google Chrome. It employs an event-driven, non-blocking I/O architecture. It enables

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Panorama of Mars at 1 billion pixels

Space / By Dave

A virtual visit to the red planet, thanks to the incredible photo released by NASA. A very high resolution panoramic image, captured by the rover “Curiosity” and the result of an assemblage of 896 single photos taken on Mars between October and November 2012. The results are amazing. Here’s a tip: put it in full

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How to calculate hash MD5-SHA1-SHA-256-CRC32 in Windows Linux Mac and online

Technology / By Dave

What they are Hash are used in computer science to map a string (a sequence of bits) of arbitrary length into a string of predefined length. It is a sort of ‘signature’ of an electronic document. For each string you can calculate a hash, so each different string will have different hashes. However, calculating the

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How to change the MAC address to the network card on Windows

Technology / By Dave

The MAC address (or MAC Address) is used by network cards to identify themselves in the exchange of information. MAC stands for Media Access Control and consists of a 6 byte (48 bit) long code. It is assigned by the manufacturer of the card at the time of its creation and is unique for each

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RAR5 vs RAR4 vs 7ZIP – A quick comparison

Technology / By Dave

Better. zip .7z or .rar? Often we don’t even pay attention to it, but when we click on a ‘zipper’ file, we are using sophisticated compression algorithms that over the years keep getting better and better. There are many algorithms and therefore compression formats: Zipper, Rar, GZip, BZip2, 7z, Tar, Tar.gz … Among the most popular on Windows we have: 7z, Zip and Rar. The first and the second one

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How to create a Wi-Fi hotspot in Windows 7 8 or Windows 10 in a few steps

Technology / By Dave

In some situations we may have to connect to a Wifi network that is not ‘visible’ from our homes. Especially on holiday, where we are forced to stand at the window to try to get a better signal from a public HotSpot. How to ‘repeat’ the signal picked up outside, in our house? We

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