Справочник Пользователя для Pelco C2907M-D

C2907M-D (4/05)

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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) 

NAT 

Network Address Translator. A proposal for IP address for re-use where the local IP address is mapped to a 
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) 

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.