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Subnet
A small network used as a unit of administration when
a larger network is divided into smaller networks.
Large networks in corporations, for example, the net-
work can be broken down into smaller networks
called "subnets" to make the network more manage-
able and lines used more efficiently. In this case,
these smaller networks are called subnets.
SVGA(Super VGA)
Resolution with 800 x 600 pixels.
SXVGA
Refers to a resolution of 1280x960 pixels.
TCP/IP (Transmission Control Protocol/Internet
Protocol)
The standard network protocol for the Internet and
Intranets.
Time zone
A time zone is a region or a country that has uniform
standard time.
URL (Uniform Resource Locator)
An address for locating information resources such as
documents and images on the Internet.
VGA (Video Graphic Array)
Resolution with 640 x 480 pixels.
VMD (Motion detection) search
The function that automatically detects motion in
images. In this product, it is possible to search for
date & time of motion detection in recorded images.
VPN
Service used to make public lines as private lines.
Many companies are using this as a new medium of
communication instead of costly private lines.
Depending on service, VPN also provides a secure
line using authentication technology and encryption.
WAN
Allows physically separated PCs, such as between
the head office and a branch office, to connect via a
phone line or private line data for exchanging.
Web browser
A software application which enables to display web
pages. Microsoft Internet Explorer is one of the most
widely used web browser.
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