Pirelli DISCUS DRG A225G User Manual page 32

DISCUS™ DRG A225G
Network
A Network is a collection of computers and other computer equipment that are
connected for the purpose of exchanging information or sharing resources.
Networks vary in size, some are within a single room, others span continents.
Protocol
A set of rules for communication between devices on a network. The rules dic-
tate format, timing, sequencing and error control.
PPPoA
Point-to-Point Protocol over ATM. PPP over ATM is a protocol for connecting
remote hosts to the Internet over an always-on connection by simulating a dial-
up connection.
PPPoE
Point-to-Point Protocol over Ethernet. Point-to-Point Protocol is a method of
data transmission originally created for dial-up connections; PPPoE is for
Ethernet connections.
RJ-45
A standard connector used to connect Ethernet networks. The "RJ" stands for
"registered jack".
Router
A device that acts as a central hub by connecting to each computer's network
interface card and managing the data traffic between the local network and the
Internet.
Server
A computer in a network that is shared by multiple end stations. Servers provide
end stations with access to shared network services such as computer files and
printer queues.
SSID
Service Set Identifier. Some vendors of wireless products use SSID inter-
changeably with ESSID.
Subnet mask
A subnet mask, which may be a part of the TCP/IP information provided by your
ISP, is a set of four numbers configured like an IP address. It is used to create
IP address numbers used only within a particular network (as opposed to valid
© (2007) Pirelli Broadband Solutions S.p.A. All Rights Reserved. Proprietary Use Pursuant to Cover Page Instructions.
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