3Com Dual 56K manual Lzs

158GLOSSARY

PPPcalls to improve data transfer times using a compression method called hi/fn

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DBA Dynamic Bandwidth Allocation. DBA is a method of reallocating bandwidth (such as a second modem channel) automatically. DBA allows you to place a voice call while a Multilink PPP call is active.

default Value set at the factory.

DHCP Dynamic Host Configuration Protocol. DHCP allows a server to automatically assign an IP address to a newly-attached computer on an IP network.

DNS Domain Name System. A standard or set of rules used with network routing, by which an alphabetic name, such as Oscar’s_PC, is translated into a numeric IP address equivalent. DNS name-to-IP address resolution is usually handled by a specified DNS server located on the network. In the case of the LAN Modem and its attached LAN, the LAN Modem acts as the default DNS server for the LAN.

Domain A domain is a unique name which refers to a single device on the Internet and is used for organizational purposes.

error control Various techniques that check the reliability of characters or blocks of data.

firmware Firmware is the code which resides in your Dual 56K LAN Modem and controls its behavior. It differs from software in the form of programs that run on your computer.

FTP File Transfer Protocol. The protocol invoked when uploading or downloading files from a remote site via TCP/IP.

hub A hub is a device consisting of ports into which two or more computers and other devices can be plugged in order allow these devices to communicate with one another as a local area network (LAN).

ITU International Telecommunications Union. Headquartered in Geneva, Switzerland the ITU is an international organization within which governments and the private sector coordinate global telecom networks and services.

IP address An IP address is a set of numbers that uniquely identifies each device in a network.

ISP Internet Service Provider. A business that supplies access to the Internet. Examples include your telephone company and America Online (AOL).

Kbps Kilobits per second. Kbps is the rate at which data is transmitted between communications equipment, such as 56K modems.

MS-CHAPMicrosoft’s proprietary version of CHAP. See also CHAP.

modem A device that transmits/receives computer data through an analog communications channel, such as a telephone line. A modem’s essential task is to convert the analog signals of the telephone line into the digital signals required by your computer, and vice versa.

Multilink PPP The Multilink Point-to-Point Protocol is a protocol used in conjunction with the Point-to-Point Protocol (PPP) to combine two or more PPP connections into a single, high-bandwidth connection or channel. In the case of the Dual 56K LAN