Справочник Пользователя для Pirelli DRG A225G
DISCUS™ DRG A225G
© (2007) Pirelli Broadband Solutions S.p.A. All Rights Reserved. Proprietary Use Pursuant to Cover Page Instructions.
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IP address numbers recognized by the Internet, which must assigned by Inter-
NIC).
NIC).
TCP/IP
Transmission Control Protocol/Internet Protocol. This is the name for two of the
most well-known protocols developed for the interconnection of networks. Origi-
nally a UNIX standard, TCP/IP is now supported on almost all platforms, and is
the protocol of the Internet.
most well-known protocols developed for the interconnection of networks. Origi-
nally a UNIX standard, TCP/IP is now supported on almost all platforms, and is
the protocol of the Internet.
TCP
It relates to the content of the data travelling through a network — ensuring that
the information sent arrives in one piece when it reaches its destination. IP re-
lates to the address of the end station to which data is being sent, as well as the
address of the destination network.
the information sent arrives in one piece when it reaches its destination. IP re-
lates to the address of the end station to which data is being sent, as well as the
address of the destination network.
VCI
VCI - Virtual Channel Identifier. The identifier in the ATM (Asynchronous Trans-
fer Mode) cell header that identifies to which virtual channel the cell belongs.
fer Mode) cell header that identifies to which virtual channel the cell belongs.
VPI
VPI - Virtual Path Identifier. The field in the ATM (Asynchronous Transfer Mode)
cell header that identifies to which VP (Virtual Path) the cell belongs.
cell header that identifies to which VP (Virtual Path) the cell belongs.
WAN
Wide Area Network. A network that connects computers located in geographi-
cally separate areas (for example, different buildings, cities, or countries). The
Internet is an example of a wide area network.
cally separate areas (for example, different buildings, cities, or countries). The
Internet is an example of a wide area network.
WEP
Wired Equivalent Privacy. A shared key encryption mechanism for wireless
networking. Encryption strength is 40/64 bit or 128 bit.
networking. Encryption strength is 40/64 bit or 128 bit.
Wi-Fi
Wireless Fidelity. This is the certification granted by WECA to products that
meet their inter operability criteria. (see also 802.11b, WECA)
meet their inter operability criteria. (see also 802.11b, WECA)
Wi-Fi Alliance
The Wi-Fi Alliance is a trade group, owning the trademark to Wi-Fi, aiming at
performing the testing, certifying interoperability of products and promoting the
technology.
performing the testing, certifying interoperability of products and promoting the
technology.