Siemens SX541 WLAN dsl User Manual

Gigaset SX541 WLAN dsl / englisch / A31008-M1025-L101-1-7619        / glossary.fm / 21.07.2005

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hablone 2005_05_02

DoS attack
Denial of Service 
A DoS attack is a particular form of hacker attack directed at computers and networks 
with a connection to the 

. The aim is not so much to steal data but to paralyse 

the computer or network so severely that the network resources are no longer available. 
A typical hacker attack involves making a remote computer announce that it is acting for 
the paralysed computer, for example, and receive the data meant for you.

DSL
Digital Subscriber Line
DSL is a data transmission technique in which a connection to the 

 can be run 

 over normal telephone lines. A DSL connection is provided by an 

. It requires a DSL modem.

Dynamic IP address
A dynamic 

 is assigned to a network component automatically by the 

. 

This means that the IP address of a network component can change with every login or 
at certain intervals.
See also 

DynDNS
Dynamic DNS
The assignment of 

 is handled by the Domain Name 

Service (

). For 

 this service is now enhanced with so-called 

Dynamic DNS (DynDNS). It enables the use of a network component with a dynamic 
IP address as a 

 on the Internet. DynDNS ensures that a service can always be 

addressed on the 

 under the same Domain name regardless of the current 

IP address.

Encryption
Encryption protects confidential information against unauthorised access. With an 
encryption system, data packets can be sent securely over a network. The Gigaset 
SX541 WLAN dsl offers 

 encryption and 

 for secure data transmission over wire-

less networks.

Ethernet
Ethernet is a network technology for local networks (

) defined by the 

 as stand-

ard IEEE 802.3. Ethernet uses a base band cable with a transmission rate of 10 or 100 

Exposed Host
Exposed Host refers to a PC outside the firewall. 
See also