Tuesday 26 November 2013

What is an IP Address?

       Assalamualaikum. Today we would like to share what we learn in our class with Madam Noraslinda about internet protocol address(IP address). Do you have ever heard about IP address?

       The IP address is the unique set of numbers separated by periods that identifies every device connected to the Internet. Every device connected to the Internet, whether computer, tablet, network hardware, even some TVs is assigned a unique address. Similar to how someone would need to know your address to send you a letter, a remote computer needs to know your device’s IP address to send and receive information from your computer.

          The word IP stands for Internet Protocol, the set of rules that defines how data can be transferred between computers and all devices on a network.The IP address of the sender and recipient is included in every data packet sent via the internet. In addition to identifying these two specific parties, it also identifies the Internet Service Provider (ISP) and can be used to pinpoint the geographic locations of these individuals and to link the users to their web activity.

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          Every IP address is broke down into four sets of octets that break down into binary to represent the actual IP address. The below table is an example of the IP 255.255.255.255. 
IP255255255255
Binary Value11111111111111111111111111111111
Octet Value8888


        If we were to break down the IP "166.70.10.23", you would get the below value. In the below table, the first row is the IP address, the second row is the binary values, and the third row shows how the binary value equals the section of the IP address.
166701023
10100110010001100000101000010111
128+32+4+2=16664+4+2=708+2=1016+4+2+1=23
       
         IP addresses can be either static or dynamic. Static IP addresses never change. They serve as a permanent Internet address and provide a simple and reliable way for remote computers to contact you. Static IP addresses reveal such information as the continent, country, region, and city in which a computer is located; the ISP (Internet Service Provider) that services that particular computer; and such technical information as the precise latitude and longitude of the country, as well as the locale, of the computer. Many websites provide IP address look-up services to their visitors, free of charge. If you're curious about your own IP address, you can check out this link to find out your IP address :)
        Finally, to know more about IP address you can refer to this video. May all of us gets benefits from today post. ^_^





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