Nortel BCM 3.7, Manual

Page: 915 / 1004

M 915
Programming Operations Guide
Media Services card
See MSC.
Meridian 1 ISDN Primary Rate Interface
A protocol used between members of the Nortel Networks Meridian family of Private
Telecommunication Network Exchanges. The signaling information is carried via time
slot 16 of a 2.048 Mbit/s digital transmission system.
Meridian IPT
This Meridian software is required if you want to establish VoIP trunks between your
Business Communications Manager and a Meridian system.
MHz
The abbreviation for megahertz, which is a unit of measure indicating frequency in
millions of cycles per second.
microprocessor
An electronic component that is the center of all activity inside the Business
Communications Manager base unit. The microprocessor controls the operation of the
computer and is responsible for executing program commands. A microprocessor is also
referred to as the Central Processing Unit (CPU).
modem
A communications device that allows computers to exchange data over telephone lines. A
modem uses electronic processes called modulation and demodulation. The modem
changes (modulates) the data into tones to send to another modem and converts
(demodulates) tones when receiving from another modem.
move line
This feature allows you to move external lines assigned to your telephone to different
buttons on your telephone.
MSC
The Media Services Card (MSC) is an internal card that controls the call processing for the
Business Communications Manager system. This card carries the identity of the system. If
the card is replaced, all keycodes need to be regenerated using the new card identification
number. Refer to
“Configuring the MSC resources” on page 613 .
Multilink PPP
Multilink PPP is an extension to the PPP protocol that enables you to group a set of links
into a bundle for more bandwidth. The links in the bundle can operate at different speeds.
Typical links can be ISDN B-channels, dial-up connections, and leased-lines.