User`s manual

Table Of Contents
User’s Manual
106 Glossary
Focal Length (FL). The distance from the center of the lens of a camera to
the focal point, or sensor. The longer the focal length, the
narrower the angle of view.
Focus To adjust the clarity of a scene or an object, as seen through
the camera.
G
Gain Control Adjustment of intensity (brightness) level of the video.
Gateway A node, or processing location, that serves as an entrance
to a network. The gateway can be the computer that routes
the traffic from a workstation to the outside network that is
serving the Web pages. It can also route the traffic between
a LAN and a WAN.
H
HDD (Hard Disk Drive) A storage device.
Hue A gradation of color, based on the color’s tint.
I
Input Anything that is sent to a computer, alarm, or other device.
Input can also refer to the act of receiving something. For
example, input can be the information received by the
DigiMux unit when configuration changes are made and
saved with DigiClient.
Iris The camera component that determines how much light
enters the camera through the lens. The brightness or
darkness of the recorded video from a camera is affected
by controlling the iris.
IP Address The name or identification of a computer or a device on a
TCP/IP network. This name is used for routing
information to and from that computer or device. Each IP
address on a local network must uniquely identify the
attached devices.