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The document discusses the basics of how the internet works. It explains that the internet is a worldwide connection of computers called the Internet. It also defines URLs as the address for resources on the internet and IP addresses as the unique address for each device connected to the internet. An IP address has two parts, a network ID and a host ID, that identify the network and specific device. Common IP address classes are shown as examples.
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- 1. 4.1 4 1. Internet) Internet ) 2. URL
- 2. INTERNET 3. IP ADDRESS IP Address Internet Protocal Address TCP/IP IP
- 3. IP 4 192.168.100.1 172.16.10.1 IP Address 4 Network ID Host ID computer network network Network ID Host
- 4. ID IP Address class 4. 5.
- 5. 6. http://th.wikipedia.org/wik 7. (31 2492 1
- 7. 4.2 - - -
- 8. - - Search Engine - Work@home - - - - -
- 9. - - MP3 - - - - - -
- 10. - Chat Room) 1 1.1 ................................................. .............................................................. .............................................................. . .............................................................. .............................. .............................................................. ....................