Avaya BCM 2.0 IP Telephony Manual de usuario descargar pdf (Pagina 74)

74 Glossary

Enterprise Edge 2.0 IP Telephony Configuration Guide P0911590 Issue 02

ITU International Telecommunications Union

kbit/s kilobits per second. Thousands of bits per second.

LAN Local Area Network

Latency The amount of time it takes for a discrete event to occur.

M1-ITG Meridian 1 - Internet Telephony Gateway

Mbit/s Megabits per second. Millions of bits per second.

Modem Device that converts serial data from a transmitting terminal to an

analog device for transmission over a telephone channel. Another

modem converts the signal to serial digital data for the receiving

terminal.

MOS Mean Opinion Score

MSC Media Services Card

Noise Random electrical signals, generated by circuit components or by

natural interruptions, that damage communications.

OA&M Operations, Administration and Maintenance

Packet Group of bits transmitted as a complete package on a packet switched

network.

Packet switched

network

A telecommunications network based on packet switching technology.

A link is busy for the duration of the packets.

PEC Processing Expansion Card

PSTN Public Switched Telephone Network

QoS Quality of Service

RTP Real Time Protocol

TCP/IP Transmission Control Protocol/Internet Protocol. Protocol for routing

and reliable message delivery.

Terminal Device capable of sending or receiving data over a data

communications channel.

Throughput Indicator of data handling ability. Measures data processed as output by

a computer, communications device, link, or system.

Topology Logical or physical arrangement of nodes or stations.

Voice Compression Method of reducing bandwidth by reducing the number of bits required

to transmit voice.

VoIP Voice over Internet Protocol.

WAN Wide Area Network

WRED Weighted Random Early Detection

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Avaya BCM 2.0 IP Telephony Manual de usuario Pagina 74