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AXIS 240Q - Glossary
TCP/IP - Transmission Control Protocol/Internet Protocol.
A suite of network protocols that determine how data is
transmitted. TCP/IP is used on many networks, including
the Internet. TCP keeps track of the individual packets of
information and IP contains the rules for how the packets
are actually sent and received.
UDP - The User Datagram Protocol is a communications
protocol that offers a limited amount of service when
messages are exchanged between computers in a network
that uses the Internet Protocol (IP). UDP is an alternative
to the Transmission Control Protocol (TCP) and, together
with IP, is also known as UDP/IP.
Unicast - Communication between a single sender and a
single receiver over a network. A new connection is
established for each new user.
URL - Uniform Resource Locator. An "address" on the
network.
Varifocal - A varifocal lens provides a wide range of
focal lengths, as opposed to a lens with a fixed focal
length, which only provides one.
WAN - Wide-Area-Network. Similar to a LAN, but on a
larger geographical scale.
Web server - A program on a computer that delivers the
resources (usually web pages) requested by the web user
(the client).