
User Manual of Network Video Recorder
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16.2
Glossary
•
Dual Stream:
Dual stream is a technology used to record high resolution video locally while transmitting a
lower resolution stream over the network. The two streams are generated by the DVR, with the main
stream having a maximum resolution of 4CIF and the sub-stream having a maximum resolution of CIF.
•
HDD:
Acronym for Hard Disk Drive. A storage medium which stores digitally encoded data on platters
with magnetic surfaces.
•
DHCP:
Dynamic Host Configuration Protocol (DHCP) is a network application protocol used by devices
(DHCP clients) to obtain configuration information for operation in an Internet Protocol network.
•
HTTP:
Acronym for Hypertext Transfer Protocol. A protocol to transfer hypertext request and information
between servers and browsers over a network
•
PPPoE:
PPPoE, Point-to-Point Protocol over Ethernet, is a network protocol for encapsulating
Point-to-Point Protocol (PPP) frames inside Ethernet frames. It is used mainly with ADSL services where
individual users connect to the ADSL transceiver (modem) over Ethernet and in plain Metro Ethernet
networks.
•
DDNS:
Dynamic DNS is a method, protocol, or network service that provides the capability for a
networked device, such as a router or computer system using the Internet Protocol Suite, to notify a
domain name server to change, in real time (ad-hoc) the active DNS configuration of its configured
hostnames, addresses or other information stored in DNS.
•
Hybrid DVR:
A hybrid DVR is a combination of a DVR and NVR.
•
NTP:
Acronym for Network Time Protocol. A protocol designed to synchronize the clocks of computers
over a network.
•
NTSC:
Acronym for National Television System Committee. NTSC is an analog television standard used in
such countries as the United States and Japan. Each frame of anNTSC signal contains 525 scan lines at
60Hz.
•
NVR:
Acronym for Network Video Recorder. An NVR can be a PC-based or embedded system used for
centralized management and storage for IP cameras, IP Domes and other DVRs.
•
PAL:
Acronym for Phase Alternating Line. PAL is also another video standard used in broadcast televisions
systems in large parts of the world. PAL signal contains 625 scan lines at 50Hz.
•
PTZ:
Acronym for Pan, Tilt, Zoom. PTZ cameras are motor driven systems that allow the camera to pan
left and right, tilt up and down and zoom in and out.
•
USB:
Acronym for Universal Serial Bus. USB is a plug-and-play serial bus standard to interface devices to a
host computer.
Summary of Contents for LTN8916
Page 1: ...Network Video Recorder User Manual...
Page 14: ...User Manual of Network Video Recorder 13 Chapter 1 Introduction...
Page 22: ...User Manual of Network Video Recorder 21 Chapter 2 Getting Started...
Page 40: ...User Manual of Network Video Recorder 39 Figure 2 30 Edit IP Camera Interface Manual...
Page 41: ...User Manual of Network Video Recorder 40 Chapter 3 Live View...
Page 50: ...User Manual of Network Video Recorder 49 Chapter 4 PTZ Controls...
Page 60: ...User Manual of Network Video Recorder 59 Chapter 5 Recording Settings...
Page 79: ...User Manual of Network Video Recorder 78 Chapter 6 Playback...
Page 96: ...User Manual of Network Video Recorder 95 Chapter 7 Backup...
Page 107: ...User Manual of Network Video Recorder 106 Chapter 8 Alarm Settings...
Page 119: ...User Manual of Network Video Recorder 118 Chapter 9 VCA Alarm...
Page 124: ...User Manual of Network Video Recorder 123 Chapter 10 VCA Search...
Page 126: ...User Manual of Network Video Recorder 125 Chapter 11 Network Settings...
Page 149: ...User Manual of Network Video Recorder 148 Chapter 12 HDD Management...
Page 164: ...User Manual of Network Video Recorder 163 Chapter 13 Camera Settings...
Page 168: ...User Manual of Network Video Recorder 167 Chapter 14 NVR Management and Maintenance...
Page 175: ...User Manual of Network Video Recorder 174 Chapter 15 Others...
Page 182: ...User Manual of Network Video Recorder 181 Chapter 16 Appendix...