Siemens SX541 WLAN dsl User Manual

Page of 187
177
Glossary
Gigaset SX541 WLAN dsl / englisch / A31008-M1025-L101-1-7619        / glossary.fm / 21.07.2005
Sc
hablone 2005_05_02
TCP/IP
 forms the basis for every computer-to-
computer connection. 
 provides applications with a reliable transmission link in the 
form of a continuous data stream. TCP/IP is the basis on which services such as WWW, 
Mail and News are built. There are other protocols as well.
UDP
User Datagram Protocol
UDP is a 
 of the 
 protocol family that handles data transport between com-
munication partners (applications). Unlik
, UDP is a non-session based protocol. It 
does not establish a fixed connection. The data packets, so-called datagrams, are sent 
as a 
. The recipient is responsible for making sure the data is received. The 
sender is not notified about whether it is received or not.
UPnP
Universal Plug and Play
UPnP technology is used for the spontaneous linking of home or small office networks. 
Devices that support UPnP carry out their network configuration automatically once 
they are connected to a network. They also provide their own services or use services of 
other devices in the network automatically. 
URL
Universal Resource Locator
Globally unique address of a Domain on th
Virtual server
A virtual 
 provides a service on the 
, that runs not on itself, but on another 
network component. The Gigaset SX541 WLAN dsl can be configured as a virtual server. 
It will then direct incoming calls for a service via 
 directly to the appro-
priate 
 of the network component in question. 
VoIP
Voice over IP
See 
WAN
Wide Area Network
A WAN is a network that is not restricted to one particular area, such as the 
A WAN is run by one or more public providers to enable private access. You access the 
Internet via an 
.