Term
| Levels of Internet providers, ranging from the Tier 1 backbones to Tier 3 regional networks. |
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Definition
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Term
| Extremely fast protocol used for network file transfers in the WWW environment. |
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Definition
| Hypertext Transfer Protocol (HTTP) |
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Term
| Secure form of HTTP used commonly for Internet business transactions or any time when a secure connection is required. |
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Definition
| Hypertext Transfer Protocol Secured (HTTPS) |
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Term
| Program designed to retrieve, interpret, and display Web pages. |
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Definition
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Term
| Company that provides access to the Internet, ususally for money. |
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Definition
| Internet Service Provider (ISP) |
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Term
| In TCP/IP network, the nearest router to a particular host. This router's IP address is part of the necessary TCP/IP configuration for communicationg with multiple networks using IP. |
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Definition
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Term
| Software used by Windows to govern the connection between the modem and the ISP. |
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Definition
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Term
| Device that converts a digital bit stream into an analog signal (modulation) and converts incoming analog signals back into digital signals (demodulation). |
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Definition
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Term
| Device that turns serial data into parallel data. The cornerstone of serial ports and modems. |
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Definition
| Universal Asynchronous Receiver/Transmitter (UART) |
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Term
| One analog cycle on a telephone line. |
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Definition
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Term
| Procedure performed by modems, terminals, and comptuers to verify that communiaction has been correctly established. |
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Definition
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Term
| Standard that defines a digital method for communications to replace the current analog telephone system. |
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Definition
| Integrated Services Digital Network (ISDN) |
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Term
| High-speed Internet connection technology that uses a regular telephone line for connectivity. |
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Definition
| Digital Subscriber Line (DSL) |
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Term
| Fully digital, dedicated connection to the telephone system that provid4es average download speeds of 7 Mbps and upload speeds of 512 Kbps. |
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Definition
| Asymmetric Digital Subscriber Line (ADSL) |
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Term
| Allowing a single network connection to tbe shared among several machines. |
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Definition
| Internet Connection Sharing (ICS) |
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Term
| Device that fetches Internet resources for a client without exposing that client directly to the internet. |
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Definition
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Term
| Refers to the way e-mail software such as Eudora gets mail from a mail server. |
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Definition
| Post Office Protocol (POP3) |
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Term
| Main protocol used to send electronic mail on the Internet. |
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Definition
| Simple Mail Transport Protocol (SMTP) |
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Term
| Protocol run by news servers that enable newgroups. |
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Definition
| Network News Transfer Protocol (NNTP) |
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Term
| Rules that enable two computres to talk to one another during a file transfer. Protocol used when you transfer a file from one computer to another across the Internet. |
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Definition
| File Transfer Protocol (FTP) |
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Term
| Terminal emulation program for TCP/IP networks that allows one macnine to control another as if the user were sitting in front of it. |
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Definition
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Term
| Terminal emulation program similar to Telnet, except that the entire connection is encrypted. |
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Definition
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Term
| Collection of protocols that make voice calls over a data network possible. |
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Definition
| Voice Over Internet Protocol (VoIP) |
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Term
| Amount of delay before a device may respoind to a request; most commonly used in reference to RAM. |
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Definition
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Term
| Software that enables a PC to communicatie with another computer or network as if the PC were a specific type of hardware terminal. |
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Definition
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Term
| Windows tool used to ebable a local system to graphically access the desktop of a remote system. |
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Definition
| Remote Desktop Connection |
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Term
| Feature of Windows that enables users to give anyone control of his or her desktop over the Internet. |
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Definition
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Term
| Encrypted connection over the Internet between a computer or remote network and a private network. |
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Definition
| Virtual Private Network (VPN) |
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