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How to identify the manufacturer of your network device using its mac address

What is MAC address ?

In computer networking a MAC address (also known as an Ethernet Hardware Address or physical address) is an unique identifier consisting of six groups of two hexadecimal digits. An example of a MAC address would be 00:1E:C1:4C:E6:C6. It is 48 bits long, which means that there are 281,474,976,710,656 possible MAC addresses. According to IEEE the 48-bit range of addresses will be exhausted no sooner than the year 2100, but when this happens, they will most likely be replaced by new 64-bit addresses. [Read the rest of this entry...]

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How to upgrade a CPU

The processor is perhaps one of the most important components in a computer, because it’s critical for the overall performance of your system. Upgrading the CPU will certainly enhance the performance of your system, but before you start anything, you should pay attention to some important things. First, you have to decide do you really need an upgrade. [Read the rest of this entry...]

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How to create a backup image of hard disk partition in Windows 7

If you just finished installing your new Windows 7, then maybe the first thing you should do is to backup your new installation so that in case of failure ( for example: if it becomes unbootable ) you will be able to restore it without the need of reinstalling the operating system again. I recommend you to create an image when your system is clean and organized because in this way the image file will be smaller and without a superfluous data (like temporary files). For example I created an image after a fresh install of Windows 7 Ultimate and some of my most commonly used programs (players, codecs, etc.). [Read the rest of this entry...]

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FRAPS user guide

FRAPS is a small program whose name is an abbreviation for FRAmes Per Second and because of its growing popularity I decided to write the following short guide, describing its main features: [Read the rest of this entry...]

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How to make banners

If you develop your online business, sooner or later you will meet the need for advertising. One way to reach your potential customers is through banners placed on popular sites, selling any type of product or providing a public service. The easiest way is to pay a designer to produce your banners, but if you prefer to make them yourself, you will know exactly how to modify their content, in a way that best suits your preferences, and of course, you will save some money. [Read the rest of this entry...]

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