ZyXEL Omni 56K USB Lite User Guide - Page 84

Bit Rate, Carrier, CCITT, Cipher Text, Class 2, Client, COM Port, Command

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Omni 56K USB Lite Bit Rate bps Byte Carrier CCITT CD CDR Cipher Text Class 2 Client CNG CO COM Port Command Mode zero. The smallest unit of computerized data. Count of data bits transmitted per time unit. The framing bits needed for asynchronous transfer are also counted in the calculation of the bit rate. In general, the bit rate is ten times the character rate. Unit of measurement. Bits per second. A set of bits that represent a single character. There are 8 bits in a Byte. The carrier is a modulated tone and is used by the modem to transfer the data. Comité Consultatif International Thonique et Traphique; former name for the ITU-TSS (ITU-T), the international standard making organization for telecommunications. See DCD. Call Detail Record. This is a name used by telephone companies for call-related information. Text that has been scrambled or encrypted so that it cannot be read without deciphering it. See Encryption. A standard for fax transfers using a fax modem. Currently several drafts exist which are incompatible with each other. ZyXEL modems support the draft PN2388 of August 20th 1990 and the final 2.0 standard. A software program that is used to contact and obtain data from a Server software program on another computer. Each Client program is designed to work with one or more specific kinds of Server programs, and each Server requires a specific kind of Client. A Web Browser is a specific kind of Client. Call negotiation tone. A calling fax machine sends this tone before connecting to quickly establish a fax connection. A data modem may also have a data calling tone. (Central Office): a facility that serves local telephone subscribers. In the CO, subscribers' lines are joined to switching equipment that allows them to connect to each other for both local and long distance calls. Another name for the serial port on a PC. In command mode, a modem accepts commands from the local DTE. Data transfer is suspended while the modem is in command mode. F Glossary

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Omni 56K USB Lite
F
Glossary
zero. The smallest unit of computerized data.
Bit Rate
Count of data bits transmitted per time unit. The framing bits needed for
asynchronous transfer are also counted in the calculation of the bit rate. In
general, the bit rate is ten times the character rate.
bps
Unit of measurement. Bits per second.
Byte
A set of bits that represent a single character. There are 8 bits in a Byte.
Carrier
The carrier is a modulated tone and is used by the modem to transfer the data.
CCITT
Comité Consultatif International Thonique et Traphique; former name for the
ITU-TSS (ITU-T), the international standard making organization for
telecommunications.
CD
See DCD.
CDR
Call Detail Record. This is a name used by telephone companies for call-related
information.
Cipher Text
Text that has been scrambled or encrypted so that it cannot be read without
deciphering it. See Encryption.
Class 2
A standard for fax transfers using a fax modem. Currently several drafts exist
which are incompatible with each other. ZyXEL modems support the draft PN-
2388 of August 20th 1990 and the final 2.0 standard.
Client
A software program that is used to contact and obtain data from a Server
software program on another computer. Each Client program is designed to
work with one or more specific kinds of Server programs, and each Server
requires a specific kind of Client. A Web Browser is a specific kind of Client.
CNG
Call negotiation tone. A calling fax machine sends this tone before connecting
to quickly establish a fax connection. A data modem may also have a data
calling tone.
CO
(Central Office): a facility that serves local telephone subscribers. In the CO,
subscribers' lines are joined to switching equipment that allows them to connect
to each other for both local and long distance calls.
COM Port
Another name for the serial port on a PC.
Command
Mode
In command mode, a modem accepts commands from the local DTE. Data
transfer is suspended while the modem is in command mode.