Category Archives: Internet Tutorials




Welcome to the Internet Tutorials Section of Tut2learn.This section provides constructive tutorials to important facts, problems, Tricks, Hacks, computer programing, and so on. This would help us to learn without any requirement of qualification.



1.4.2 Integrated Services Digital Network (ISDN)

Integrated Services Digital Network  (ISDN)  is a circuit-switched telephone network system, designed to allow digital transmission of voice and data over ordinary telephone copper wires, resulting in better quality and higher data speeds than are available with along.  More broadly, ISDN is a set of protocols for establishing and breaking circuit switched connections, and for

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1.4 Internet Services

The Internet Services can be provided to us though various technologies like dial-up, DSL , ISDN, and Wi-Fi etc. The following section will give you an idea about the various technologies used today. 1.4.1 Digital Subscriber Line (DSL) DSL is a family of technologies that provide digital data transmission over the wires of a local

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1.3.2 Network Interface Card

Your network card is also frequently called a Network Interface Card (NIC).  Currently, the most common types of NIC used in homes and offices are Ethernet and wireless Ethernet cards.  NIC is a hardware which allows your computer to connect through a network or a high-speed Internet connection such as Local Area Network (LAN), cable

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1.3.1 Modem

At first your computer must have a Modem.  Modem (modulator demodulator)  is device that converts data to an analog signal that can be transmitted over telephone lines.  The computer’s digital information is transmitted as analog signal.  At the receiving  end the analog signal is converted to digital  information in a readable form. Modems are available

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1.3 Getting connected to Internet

Before you can explore the Internet, you need to have access to a computer that is a part of network. When you buy a telephone, it doesn’t work right out of the box. Before you make first call you need to pay, to have line connected by the telephone company, so that you can hear

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1.2 History behind the formation of Internet

The internet is the interconnection of thousands of networks. The ARPANET began as a US Government experiment back in 1969. ARPA the Department of Defense (DoD) advanced research project agency, initially linked researchers with a remote computer centers, allowing them to share hardware and software resources such as computer disk space, databases and computers. Later,

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Introduction to Internet

1.0   Objective This lesson introduces you the basic concepts of internet, it also deals with the resources needed to access the internet.  On completion of this unit you will be able to Explain the evaluation of Internet  Establish an Internet connection Explain the role of Internet Services  1.1 Introduction Let us start with a small example.

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