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| Prestige 304 Broadband Sharing Gateway with |
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| H |
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| Host |
| Any computer on a network that is a repository for services available to other |
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| computers on the network. It is quite common to have one host machine provide several |
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| services, such as WWW and USENET. |
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| HTTP |
| Hyper Text Transfer Protocol. The most common protocol used on the Internet. HTTP |
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| is the primary protocol used for web sites and web browsers. It is also prone to certain |
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| kinds of attacks. |
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| I |
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| IANA |
| Internet Assigned Number Authority acts as the clearing house to assign and coordinate |
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| the use of numerous Internet protocol parameters such as Internet addresses, domain |
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| names, protocol numbers, and more. Use a search engine to find the current IANA web |
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| site. |
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| ICMP |
| Internet Control Message Protocol is a message control and |
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| between a host server and a gateway to the Internet ICMP uses Internet Protocol (IP) |
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| datagrams, but the messages are processed by the TCP/IP software and are not directly |
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| apparent to the application user. |
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| Internet |
| (Upper case "I"). The vast collection of |
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| protocols evolved from the ARPANET (Advanced Research Projects Agency Network) |
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| of the late 1960's and early 1970's. |
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| internet |
| (Lower case "i"). Any time you connect two or more networks together, you have an |
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| internet. |
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| Intranet |
| A private network inside a company or organization that uses the same kinds of |
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| software that you would find on the public Internet, but that is only for internal use. |
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| IP |
| Internet Protocol. (Currently IP version 4 or IPv4). The underlying protocol for |
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| routing packets on the Internet and other |
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| IP Pool |
| Internet Protocol Pool refers to the collective group of IP addresses located in any |
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| particular place (for example, LAN, WAN, Ethernet, etc.). |
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| ISP |
| Internet Service Providers provide connections into the Internet for home users and |
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| businesses. There are local, regional, national, and global ISPs. You can think of local |
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| ISPs as the gatekeepers into the Internet. |
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J
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Glossary | I |