Cisco Systems OL-8155-01 Manual de usuario descargar pdf (Pagina 128)

Glossary

GL-4

Cisco IPICS Server Installation Guide

OL-8155-01

conventional radio

system

A non-trunked system that is similar to telephone party-line in that the user

determines availability by listening for an open channel.

COR

carrier operated relay. A signal from a receiver that indicates that the receiver is

receiving a signal and that the receiver is not squelched.

coverage

In radio communications, the geographical area that is within the range of, or

that is covered by, a wireless radio system to enable service for radio

communications. Also referred to as service delivery area.

delay time

The sum of waiting time and service time in a queue.

decrypt

Cryptographically restore ciphertext to the plaintext form it had before

encryption.

decryption

Reverse application of an encryption algorithm to encrypted data, thereby

restoring that data to its original, unencrypted state.

dial peer

Addressable call endpoint. In Voice over IP, there are two kinds of dial peers:

POTS and VoIP.

digital ID

A numeric identifier that is chosen by a Cisco IPICS user and stored in the user

profile. Cisco IPICS uses this ID and a numeric password to authenticate a

Cisco IP Phone user.

digital modulation

technique

A technique for placing a digital data sequence on a carrier signal for subsequent

transmission through a channel.

dispatcher

The Cisco IPICS dispatcher is responsible for setting up the VTG templates,

activating the VTGs to begin conferences, and adding and/or removing

participants in VTG templates and active VTGs. The dispatcher also monitors

the active VTGs and events, can mute and unmute users, as necessary, and sets

up system policies.

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Cisco Systems OL-8155-01 Manual de usuario Pagina 128