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A video server digitizes analog video signals
and sends digital images directly over an IP
network, such as a LAN, intranet or Internet. It
essentially turns an analog video system into a
network video system and enables users to view
live images using a Web browser or an
application software on any local or remote
computer on a network. It allows authorized
viewers from different locations to
simultaneously access images from the same
analog camera(s), as well as network cameras if
they are added to the system.
Benefits
An IP-based surveillance system will give you
the ability to secure people and property, or
monitor equipment and facilities, remotely from
anywhere there is a networked computer. In
addition, by utilizing the serial ports of a
video server, you can remotely control existing
equipment such as pan/tilt/zoom devices or
time-lapse tape recorders. A video server can be
connected to a wide variety of specialized
cameras such as a miniature or microscope camera.
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You also gain a wide range of features
such as e-mail notification upon alarm,
and integration possibilities with other
security devices through a video
server's digital inputs and outputs
(I/O). Digital inputs can be used to
trigger the transmission of images from
the video server upon alarm. Digital
outputs can be used to remotely or
automatically open or close doors, turn
lights on or off, and control
temperature levels. |
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Going digital also means you'll have crisp, quality images.
Images from an alarm event could be easily and quickly
distributed via computer networks to many people in
different locations for further examination. A video
server's image buffers can save and send images collected
before an alarm occurred. Images can be stored on a hard
disk at remote locations for convenience and/or security
purposes. There is no need to buy or change video tapes, or
service the video recorder. Digital storage also reduces the
risk of image degradation and provides quick and easy search
capabilities.
By combining an analog CCTV system with a network video
system, you can easily and cost-effectively expand the
surveillance system, and reduce total installation and
maintenance costs
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