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User Manual of Network Video Recorder
230
17.1
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 WL-N16P
Page 1: ...Network Video Recorder User Manual ...
Page 15: ...User Manual of Network Video Recorder 14 Chapter 1 Introduction ...
Page 27: ...User Manual of Network Video Recorder 26 Chapter 2 Getting Started ...
Page 46: ...User Manual of Network Video Recorder 45 Chapter 3 Live View ...
Page 56: ...User Manual of Network Video Recorder 55 Chapter 4 PTZ Controls ...
Page 67: ...User Manual of Network Video Recorder 66 Chapter 5 Recording and Capture Settings ...
Page 75: ...User Manual of Network Video Recorder 74 Figure 5 12 Copy Schedule to Other Channels ...
Page 91: ...User Manual of Network Video Recorder 90 Chapter 6 Playback ...
Page 108: ...User Manual of Network Video Recorder 107 Chapter 7 Backup ...
Page 119: ...User Manual of Network Video Recorder 118 Figure 7 19 Synchronizing ...
Page 120: ...User Manual of Network Video Recorder 119 Chapter 8 Alarm Settings ...
Page 135: ...User Manual of Network Video Recorder 134 Chapter 9 VCA Alarm ...
Page 147: ...User Manual of Network Video Recorder 146 Chapter 10 VCA Search ...
Page 154: ...User Manual of Network Video Recorder 153 Chapter 11 Network Settings ...
Page 177: ...User Manual of Network Video Recorder 176 Chapter 12 RAID ...
Page 188: ...User Manual of Network Video Recorder 187 Chapter 13 HDD Management ...
Page 202: ...User Manual of Network Video Recorder 201 Figure 13 26 View HDD Status 2 ...
Page 206: ...User Manual of Network Video Recorder 205 Chapter 14 Camera Settings ...
Page 210: ...User Manual of Network Video Recorder 209 Chapter 15 NVR Management and Maintenance ...
Page 219: ...User Manual of Network Video Recorder 218 Chapter 16 Others ...
Page 230: ...User Manual of Network Video Recorder 229 Chapter 17 Appendix ...