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Glossary
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Non Standard Facility: The network provider may require service selection in your ISDN
configuration. Valid NSF codes are from 1 to 31. 0 will disable NSF service codes.
NR: Noise Reduction. Reduces constant background noise (e.g. noise from air-conditioning
systems, cooling fans, etc.).
NSF: Non Standard Facility.
NTSC: National Television System Committee. Video standard corresponding to 4SIF. Primary
used in USA, Japan and other countries.
O
Option Key: Required by the system to activate optional features such as MultiSite and
Presenter.
P
PAL: Phase Alternation by Line. Video standard corresponding to 4CIF. Primary used in Europe,
Middle East and Asia
Parallel dial: Channels will be dialed and connected in parallel when setting up a bonding call.
PC PresenterTF: An easily accessible PC connection plug. When connected the PC image is
displayed on the monitor.
PC SoftPresenterTF: Shows PC images via the LAN connection.
PIP: Picture-In-Picture
point-to-point call: A call with two participants including your self
POP: Picture Outside Picture. POP is a picture layout mode that is optimized for wide screens:
Full screen, 1+3 layout and emulated dual monitor layout.
Presentation: Presentation means to show another video source. Use the Presentation Key for a
predefined presentation source. Use the presentation menu to choose among all
available video sources.
Presentation source: The video source that is on display when you press the Presentation Key
on the remote control
Presets: Predefined camera positions (and video sources)
Q
QCIF: Quarter CIF, 176x144 pixels
QSIF: Quarter SIF, 176x120 pixels
R
Release Floor: To end the request floor function.
release floor to site: Allows the chairman to release the floor.
Remote: Short for Remote Control
Request Floor: The MCU will broadcast the video in full screen to all other participants in the
conference. If the MCU conference has a chairman, a request will be sent to the the
chairman.