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Integrators’ Reference Manual for ViewStation EX, ViewStation FX, and VS4000
8 www.polycom.com
QoS Quality of Service. This allows guaranteed
bandwidth and packet delivery between
endpoints over a packet network.
RAI Remote Alarm Indication.
RJ-11 A six-conductor modular jack. RJ-11 connectors
are used on all standard telephones in the US for
connecting to the PSTN.
RJ-45 An eight-conductor modular jack commonly used
for data lines such as LAN connections.
RJ-9 A four-conductor modular jack commonly used
for telephone handsets. Polycom uses RJ-9
connectors for all of the Extension microphone
connections.
Router A networking device with ports for connection to
hubs and switches. It provides central
connectivity and security for multiple
workgroups and LANs.
Server A computer or software that provides services to
clients — for example, file storage (file server),
programs (application server), or printer sharing
(print server). See also client.
Site A location or a system; the term implies that rooms
and people are also included. Two sites participate
in a point-to-point call. Multiple sites participate in
a multipoint call.
Streaming A technology that allows an audio or video file to
start playing on your computer before the entire
file has finished downloading.
Tilt Move the camera up or down.
UI User Interface. The controls that let you interact
with equipment or software. See also GUI.
UPS Uninterruptable Power Supply.
Upstream Farther from the endpoint. For example, the
network side of a network interface module is
upstream of the peripheral side.