Справочник Пользователя для Pelco PelcoNet Multimedia Transmission Via Network Net350
C2907M-D (4/05)
73
Mbps
Megabits per second; the actual data rate
MPEG-4
Used for transmission of audiovisual data with very low transfer rates (for example, via Internet); further
development of MPEG-2 (enhanced video compression standard)
development of MPEG-2 (enhanced video compression standard)
NAT
Network Address Translator. A proposal for IP address for re-use where the local IP address is mapped to a
globally unique address
globally unique address
Network address Translator
A proposal for IP address re-use where the local IP address is mapped to a globally unique address
Parameter
Values used for the configuration of the network system
Picture
A video picture that has been digitized at a particular resolution
PPP
Point-To-Point Protocol. A protocol allowing a computer using TCP/IP to connect directly to the Internet
Router
A physical device that connects multiple LANs; a router knows where to direct a given packet of data
QCIF
Quarter CIF, video format with 176 x 144 pixels
Server Push
A continuous stream sent from the transmitter to the web browser
Subnet Mask
A mask that explains which part of an IP address is the network address and which part composes the hose
address; it is usually expressed in dotted-decimal notation (for example, 255.255.255.192)
address; it is usually expressed in dotted-decimal notation (for example, 255.255.255.192)
TCP
Transfer Control Protocol
UDP
User Datagram Protocol
URL
Uniform Resource Locator
UTP
Unshielded Twisted Pair
WAN
Wide Area Network. Multiple LANs connected together, usually over a great distance.