How the VDSL Connection Works

[nextpage title=”Introduction”]VDSL (Very-high-bit-rate Digital Subscriber Line) is another popular type of DSL (Digital Subscriber Line) Internet connection. As its name suggests, it allows a higher transfer rate than ADSL. Let’s see how it works....

How the ADSL Connection Works

[nextpage title=”Introduction”]ADSL (Asymmetric Digital Subscriber Line) is one of the most popular technologies for Internet connection, using the infrastructure of your local telephone company. There are several types of DSL (a.k.a. xDSL) connections,...

How the Cable TV is Used for Internet Access

The cable TV network can be used for connecting a computer or a local network to the Internet, competing directly with DSL (Digital Subscriber Line) technology. In this tutorial, we will teach you how this kind of connection works. This type of network is classified...

Migrating to Apache 2.4

[nextpage title=”Introduction”]We prepared this tutorial for those currently running the Apache webserver and who plan to upgrade it to the latest 2.4 series, as there are important differences between the Apache 2.4 series and the previous series, so the...

Understanding Email Bounce Messages

[nextpage title=”Introduction”] It is very frustrating to send an email to someone and see the message bounce back. In this tutorial, we will explain the meaning of the most common bounce messages, show where the problem is located, and how to fix it. For...

How to Optimize a MySQL Server

[nextpage title=”Introduction”]If you have a MySQL server, chances are that it is not running at the top of the performance it can deliver. In this tutorial, we will teach you how to optimize a MySQL server, so you can make your application (i.e., your...