Router, Server – Siemens gigaset SE551 User Manual

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163

Glossary

Gigaset SE551 WLAN dsl/cable / deutsch / A31008-M1029-B101-1-19 / glossary.fm / 25.10.2006

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Repeater
A repeater extends the range of a wireless local area network by relaying data from the

to additional PCs or

Network adapter

.

Roaming
Roaming extends the range of a wireless LAN by using several

that use the

same

and the same radio channel and are linked via

. The PCs in the net-

work can switch dynamically between several Access Points without losing the existing
network connection.

Router
A router directs data packets from one local area network (

) to another via the fast-

est route. A router makes it possible to connect networks that have different network
technologies. For example, it can link a local network with

technol-

ogy to the

See also:

Server
A server makes a service available to other network components (

). The term

"server" is often used to refer to a computer or PC. However it can also mean an appli-
cation that provides a particular service such as

or a Web service.

SIP
Session Initiation Protocol
SIP is a standard for data transfer in Internet telephony (

). It describes how a call is

carried over the data network and which components plus which transport and signal-
ling protocols are involved.

SMTP
Simple Mail Transfer Protocol
The SMTP

is part of the

protocol family. It governs the exchange of elec-

tronic mail on the

. Your

Internet Provider

provides you with access to an SMTP

server.

SNMP
Simple Network Management Protocol
The SNMP

is part of the

protocol family. It provides a simple procedure

for administering the network based on a system of shared information for manage-
ment data and network management messages (known as traps) and reports the occur-
rence of events within the monitored network (e.g. an alarm message or notification of
configuration changes).