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Glossary
Port
Data is exchanged between two applications in a network across a port.The port
number addresses an application within a network component. The combination of
address/port number uniquely identifies the recipient or sender of a data packet within
a network. Some applications (for example Internet services such as HTTP or FTP) work
with fixed port numbers, others are allocated a free port number whenever they need
one.
Port Forwarding
In port forwarding the Gigaset SX541 WLAN dsl directs data packets from the
that are addressed to a particular
work component. This enables servers within the local area network to offer services on
the Internet without them needing a
See also:
Virtual server
PPPoA
Point-to-Point Protocol over ATM
PPPoA is a
Protocol
for connecting network components in a local Ethernet network to
the
Internet
via an ATM network.
PPPoE
Point-to-Point Protocol over
PPPoE is a
Protocol
for connecting network components in a local Ethernet network to
the
Internet
via a modem.
Private IP address
The private
IP address
address within the local area network (LAN). The network operator can assign any
address he or she wants. Devices that act as a link from a local network, such as the
Gigaset SX541 WLAN dsl, have a private and a
Protocol
A protocol describes the agreements for communicating in a network. It contains rules
for opening, administering and closing a connection, as well as about data formats,
time frames and handling possible errors. Communications between two applications
require different protocols at various levels, for example the
Internet.
Public IP address
The public
IP address
address on the Internet. It is assigned by the
from a LAN to the Internet, such as the Gigaset SX541 WLAN dsl, have a public and a
Private IP
address.
Radio network
See
WLAN
174
Port
to the corresponding port of the appropriate net-
Public IP
Ethernet
(also known as the local IP address) is a network component's
(also known as the global IP address) is a network component's
address.
Public IP
address.
TCP/IP
Internet
Provider. Devices that create a link
IP
Internet
protocols for the
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