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COMpact 5200/5200R/5500R - Firmware V7.2 - Advanced Information V04 07/2018
Glossary
Terminology
E
Echo Cancellation
Local echos and reverberation effects are compensated using echo cancel-
lation. For example, an echo is generated on the receiver of a phone; the
voice of the caller emanates from the loud speakers and reaches the micro-
phone where it is then transmitted back.
End Device
Device that can be operated on a communication network or on a PBX, e.g.
phone, fax machine, answering machine etc.
Ethernet
Network system with a speed of 10/100/1000 Mbit/s that was developed by
the companies INTEL, DEC and Xerox.
Exchange Line
General term for a connection that links the PBX to the public switched
phone network. The exchange line joins the provider‘s local exchange and
the phone connection.
