Glossary

Active (Operating)

A configuration area containing configuration options currently in

 

use by the modem. Anytime a power cycle occurs or a reset is

 

performed or a save is issued using the DCP, this area is updated

 

with the contents of Active (Saved).

Active (Saved)

A nonvolatile configuration area containing the most recently

 

saved configuration options.

ADp

Advanced Diagnostic protocol. An enhanced diagnostic

 

communication protocol used with the 6800 Series NMS and with

 

certain DCP diagnostic functions.

analog loop

See local analog loop.

analog signal

A signal, such as a voice, that varies continuously.

Answer mode

The modem is in a state where it is ready to receive an incoming

 

call.

ASCII

This code (American Standard Code for Information Interchange)

 

is a 7-bit code which establishes compatibility between data

 

services. ASCII is the standard for data transmission over

 

telephone lines. The ASCII code consists of 32 control characters

 

(nondisplayed) and 96 displayed characters. Refer to Appendix E.

asynchronous

A data transmission that is synchronized by a transmission start bit

transmission

at the beginning of a character (five to eight bits) and one or more

 

stop bits at the end.

AT command set

A group of commands, issued from an asynchronous DTE, that

 

allow control of the modem while in Command mode. All

 

commands must begin with the characters AT and end with a

 

carriage return.

AT prefix

A prefix issued before every AT command (except A/ and +++)

 

which identifies the DTE's data rate, parity, and character length.

autobaud

The modem automatically determines the asynchronous DTE data

 

rate when using AT commands.

automatic answer

A capability to respond to a call received over a dial line.

3910-A2-GN32-30

November 1996

GL-1

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Paradyne 3910 operation manual Glossary