RJ45
RJ-45 is the abbreviation of Registered Jack-45. It is an eight-wire connector,
commonly applied for connecting computers on LAN over the Ethernet.
S
Scanning
As used in video surveillance, scanning is the technology of panning across
the horizontal field of view.
CCTV (Closed Circuit Television)
CCTV is short for Closed Circuit Television. This is a television transmission
system in which the circuit is closed and all the devices are directly
connected.
Sensitivity of a surveillance camera
In the unit of lux, the “sensitivity” refers to the minimum level of light
required to deliver an acceptable video picture.
Shutter speed
This function belongs to one of the most common and important controls of
camera. Shutter speed takes charge of controlling the period of time that the
digital sensor exposed to light.
SMTP
SMTP is the abbreviation of Simple Mail Transfer Protocol. This protocol
provides the service of the delivery of e-mail via Internet or TCP/IP protocol.
Static IP address
It is a set of numbers assigned by ISP (Internet Service Provider) to a
computer as its permanent address on the Internet.
Synchronizatio n
This term refers to the process of keeping one operation matching with
another. In IP Surveillance, this term is mostly used as mentioning the frame
formation in multi systems is started simultaneously.
