Most ISPs may also offer to help clients setup internet services connections as part of their service offering. The ISP will charge you a fee and in return, permit your device to use their network to connect to the internet. In order to connect to the internet, you need to have an internet service provider (ISP). A domain name is the part of a network that identifies itself as belonging to a particular person or company, for example, the SABC, SARS, and so on. To make it easier to find a specific website or, websites make use of domains.Ī domain is a unique name that may be linked to an IP address. For example, an IP address for Facebook could be 185.60.219.35, while an IP address for Google could be 216.58.223.3. This is shown in Figure 8.1 alongside: Figure 8.1: An IP address graphic The IP address is made up of four sets of these numbers, separated by dots. The most common type of IP address is known as an IPv4 (internet Protocol Version 4) in which each number can range between 0 and 255, and is be represented by 1 byte (or 8 bits) of information. Whenever a message is sent over the network, it is sent to a device’s IP address. This address is called, an internet protocol address or IP? address. But how does the data know where to go? How do we make sure that the data goes to the intended receiver and the correct destination?Įvery computing device that is connected to the internet receives a unique address, much like your street address. INTERNET ADDRESSESĮach day there are over a billion emails and search requests sent over the internet. It also allows for various services, such as the world wide web and email to be hosted over or work on the internet. This allows all nodes to connect and communicate with one another. The internet is the world’s largest WAN and is made up of various nodes that connects via communication media all over the world. In the previous chapters you have learnt a lot about the internet and the different types of networks, the networking equipment and some of the electronic communications that uses the internet. understand the functions of browsing and searching.describe and explain social issues with the internet.describe and give an overview of the World Wide Web.explain what is needed to connect to the internet.describe and give an overview of the internet.At the end of this chapter you should be able to:
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