Wired Computer Networking

Wired computer networking is still the most common type of network we see in our everyday life. In the following article I will try to explain why it is so and give more details about it. So, why is wired computer networking so common since there are already ways to connect wirelessly to a network? [...]

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What is MAC Address?

A MAC Address (or Media Access Control) is a unique serial number (or identification number) given to network hardware, such as a network adapter or any other device used to connect to a network or more prominently to identify itself. In some situations it is also known as an Ethernet Hardware Address or EHA. The [...]

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What is an IP Address?

An IP Address (Internet Protocol) is a series of numbers assigned to any kind of electronic hardware that is connected to a network or the internet. Why does an electronic device need an IP address you ask? First of all I have to give you an example of what an IP Address looks like. 234.123.12.1 [...]

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What is a DHCP Server?

DHCP stands for Dynamic Host Configuration Protocol. In any case, the DHCP term in general was defined in 1993 and has been in use ever since A DHCP server has the job of assigning IP addresses to client computers. Theses addresses are then stored on a local database hard drive or on a separate server [...]

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What are Application Servers?

I am assuming that “application servers” is simple enough to figure out what they do just by analyzing the name. In any case, application servers are software programs or frameworks that are designed to execute any kind of scripts or application (hence the name). There are a couple of types of application servers differing in [...]

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What is FTP Server?

FTP Servers (or File Transfer Protocol Servers) are the computers in the network that handle basic file transfer between different computers. There are several types of FTP servers. You can have a smaller, purpose based FTP server at home or you can use the large and powerful ones on the internet. Well, basically, you are [...]

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What is an Exchange Server?

As the name probably suggests, the exchange server is a kind of software that makes sharing your email inbox and managing it much easier and faster. It is a product developed by Microsoft and this means that it will work great with Microsoft Office and everything that it contains. (Typical microsoft stand or what they [...]

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What is A DNS Server?

A DNS Server or a Domain Name System Server is a standard in technology used around the world in order to manage the names of the sites. This type of technology is the one that makes it possible for you to write the address in the address bar, like google.com, rather than looking for the [...]

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What is a Network Switch

A network switch is a device almost similar to a hub. However it does not have the flooding issues that an Ethernet hub has. It is a device used to connect and allow data flow between computers on the same network. It has a logical processor which decides where the incoming traffic must be routed to. A network switch can support 10/100 Mb/s [...]

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Internet Layer of the TCP/IP Reference Model

TCP/IP reference model is another reference model similar to the OSI model. Layer 2 of the TCP/IP model is the internet layer. We needed a packet switching network and the internet layer was developed to facilitate for this. When a computer is connected to a network, the internet layer allows the host to inject packets [...]

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