Standard 1.00 October - Nortel Meridian Meridian 1 Implementation Manual

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DTMF
Dual Tone Multi-frequency. A term describing push-button or
touch-tone dialing.
EMC
Electro-Magnetic Compatibility. Refers to equipment units that
perform their functions without causing or suffering unacceptable
electromagnetic interference from other equipment in the same
environment.
EMI
Electro-Magnetic Interference. Unwanted electromagnetic coupling,
such as a ham radio heard on an electric organ or church music
heard in hearing aids. Also known as "static".
Firmware
Hardwired logic, software, data, and programming instructions such
as that stored by threading wires through ferrite cores. May also refer
to software programmed in the factory or burnt in the field, and is
semi-permanently stored within ROM.
Flash memory
Electrically erasable memory that is non-volatile (not affected by
power disruptions).
IP
Internet Protocol.
IPE
Intelligent Peripheral Equipment. A range of cards that contain micro-
processors that provide off-loading of the CPU function and the
flexibility to make changes to the system's parameters without
revising the hardware.
LAN
Local Area Network.
LED
Light Emitting Diode.
LEN
Line Equipment Number (Meridian SL-100 equivalent of TN).
Main DN
The directory number that conferees dial to enter the conference
when using direct access.
MMI
Man-Machine Interface.
553-3001-358 Standard 1.00 October 2003