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VideoJet X10 Glossary | en 117
Bosch Security Systems Installation and Operating Manual DOC | V4.0 | 2009.06
MPEG-4 A further development of MPEG-2 designed for transmitting audiovisual data at very low
transfer rates (for example over the Internet)
MSS Maximum Segment Size; maximum byte figure for the user data in a data packet
N
Net mask A mask that explains which part of an IP address is the network address and which part is the
host address. It is usually written in dotted decimal notation, for example "255.255.255.192".
NTP Network Time Protocol; a standard for synchronizing computer system clocks via packet-
based communication networks. NTP uses the connectionless network protocol UDP. This
was developed specifically for enabling time to be reliably transmitted over networks with
variable packet runtime (Ping).
O
OF Optical Fiber; now used predominantly as the transmission medium for line-borne
telecommunication processes (glass fiber cable)
P
Parameters Values used for configuration
Q
QCIF Quarter CIF, video format with 176 × 144/120 pixels
R
RADIUS server Remote Authentication Dial-In User Service: a client/server protocol for the authentication,
authorization and accounting of users with dial-up connections on a computer network.
RADIUS is the de-facto standard for central authentication of dial-up connections via Modem,
ISDN, VPN, Wireless LAN (see 802.1x) and DSL.
RFC 868 A protocol for synchronizing computer clocks over the Internet
RS-232/-422/-485 Standards for serial data transmission
RTP Real-Time Transport Protocol; a transmission protocol for real-time video and audio
RTSP Real-Time Streaming Protocol; network protocol for controlling the continuous transmission
of audiovisual data (streams) or software over IP-based networks
S
SFP Small Form-factor Pluggable; small, standardized module for network connections, designed
as a plug connector for high-speed network connections
SNIA Storage Networking Industry Association; association of companies for defining the iSCSI
standard
SNMP Simple Network Management Protocol; a protocol for network management, for managing and
monitoring network components