User manual

Glossary
257
M
Main Camera: Your camera. Video input 1
Max call length: This feature will automatically end both incoming and outgoing calls when the
call time exceeds the length specified.
Max channels: Indicates the maximum number of channels the system is allowed to use on the
E1/T1 interface.
MCU: Multipoint Conference Unit.
MCU status line: Shows indicators for MultiSite, MCU and DuoVideo
MicOff: Microphone is switched off.
Mix mode: How to adjust the weighting of each microphone to obtain the best possible audio and
minimize the background noise.
Modem mode: (Dataport) Supports external control of the system via a PC as in Control Mode.
Once a call is established, Dataport 1 will automatically switch to Data mode. When the
call disconnects, Dataport 1 switches back to Control Mode.
MSN: Multiple Subscriber Number. It’s possible to attach different ISDN terminals, with different
numbers, to the same physical ISDN telephone line. The service can be ordered from the
telephone company.
Multipoint call: A call with more than two participants including yourself
MultiSite: The TANDBERG systems internal MCU. MultiSite is a built-in system which makes it
possible to establish meetings with up to 6 video calls and 5 telephone calls. The
MultiSite option is not available on all systems.
MultiSite cascading: By connecting up to 4 or 6 (depending on the system capacity) MultiSite
systems together to achieve a higher number of participants in a multipoint call.
N
NAT: Network Address Translation. NAT support in the videoconferencing system enables proper
exchange of audio/video data when connected to an external videoconferencing system
when the IP traffic goes through a NAT router. This is often used in small LANs, often
home offices, when a PC and a videoconferencing system is connected to a router with
NAT support.
NAT Address: The external/global IP-address to the router with NAT support. Packets sent to
the router will then be routed to the system's IP address.
Natural Audio ModuleTM: Designed to improve audio quality during a videoconference. It is
mounted in the cabinet above the Codec and consists of an audio system optimized for
speech.
Natural Presenter Package: Consists of Duo Video, Digital Clarity and PC Presenter.
Natural VideoTF: 60 fields per second true interlaced picture.
Near End: In a video conference, Near End means your own side of the conference. Near
Camera is your own camera. Opposite to Far End
Network clocking: Specifies the number of physical external clock signals.
Network Interface: Indicates if the network is of type E1 or T1.
Network profiles: It is possible to define up to 6 network profiles, each consisting of name and
call prefix, and 3 of them also include network selection.