Gigaset N510 IP PRO Manual page 124

Glossary
Display name
VoIP provider feature. You can specify any name that is to be shown to the other party
during a call instead of your phone number.
DMZ (Demilitarised Zone)
DMZ describes a part of a network that is outside the firewall.
A DMZ is set up, as it were, between a network you want to protect (e.g., a LAN) and a
non-secure network (e.g., the Internet). A DMZ permits unrestricted access from the
Internet to only one or a few network components, while the other network compo-
nents remain secure behind the firewall.
DNS
Domain Name System
Hierarchical system that permits the assignment of
that are easier to memorise. This assignment has to be managed by a local DNS server
in each (W)LAN. The local DNS server determines the IP address, if necessary by
enquiring about superordinate DNS servers and other local DNS servers on the Inter-
net.
You can specify the IP address of the primary/secondary DNS server.
See also: DynDNS.
Domain name
Name of one (of several) Web server(s) on the Internet (e.g., gigaset.com). The domain
name is assigned to the relevant IP address by DNS.
DSCP
Differentiated Service Code Point
See Quality of Service
DSL
Digital Subscriber Line
Data transfer technology that allows Internet access with e.g., 1.5
tional telephone line. Prerequisites: DSL modem and the appropriate service offered
by the Internet provider.
DSLAM
Digital Subscriber Line Access Multiplexer
The DSLAM is a switch cabinet in an exchange at which all subscriber connectors con-
verge.
DTMF
Dual Tone Multi-Frequency
Dual tone multi-frequency dialling (DTMF).
Dynamic IP address
A dynamic IP address is assigned to a network component automatically via DHCP.
The dynamic IP address for a network component can change every time it registers or
at certain time intervals.
See also: Fixed IP
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(QoS).
address.
IP addresses to Domain names
Mbps over a conven-