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Glossary
Gigaset DE310 IP PRO / en / A31008-M2218-L101-3-7619 / glossary.fm / 20.03.2012
V
e
rsion 2, 27.0
5
.2010
DSL
Digital Subscriber Line
Data transfer technology which allows Internet access over conventional phone lines.
Prerequisites: DSL modem and the appropriate service offered by the Internet pro-
vider.
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
Another description for 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 address
.
DynDNS
Dynamic DNS
DNS
is used to assign domain names and IP addresses. For
dynamic IP addresses
this
service is now enhanced with Dynamic DNS. This permits the use of a network compo-
nent with a dynamic IP address as a
server
on the
Internet
. DynDNS ensures that a
service can always be addressed on the Internet under the same
domain name
regardless of the current IP address.
E
ECT
Explicit Call Transfer
Participant A calls participant B. The participant puts the connection on hold and calls
participant C. Rather than connect everyone in a three-party conference, A now trans-
fers participant B to C and hangs up.
EEPROM
Electrically Erasable Programmable Read-Only Memory
Memory building block in your phone with fixed data (e.g., default and customised
settings) and data saved automatically (e.g., call list entries).
Ethernet network
Wired
LAN
.
Ethernet uses a base band cable for data transmission with a transmission rate of 10 or
100 Mbps or 1 Gbps.