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181
Glossary
The high throughput rates make it possible to support
multimedia services. With special cards or USB sticks the
Internet connection can also be provided for laptops or
computers via UMTS.
update
A more recent version of software or firmware is called an
update. Updates are often free of charge, resolve minor
programming errors, and sometimes also offer new func-
tions.
upload
This term designates the procedure of transmitting files
from one’s own computer to another computer in the Inter-
net.
UPnP
abbreviation for Universal Plug and Play (UPnP)
UPnP is an extension of the Microsoft Plug & Play standard
that allows devices to network globally and to exchange
services—without a central server or computer.
UPnP allows devices from all kinds of manufacturers (ste-
reo systems, routers, printers, house controls) to be con-
trolled via an IP-based network, with or without central
control through a gateway. It is based on a number of
standardized network protocols and data formats. Ex-
pressed simplistically, devices can communicate with
each other automatically using UPnP to exchange informa-
tion.
Today the UPnP forum specifies the UPnP standard and
certifies devices that are compliant with the standard.
UPnP AV
abbreviation for Universal Plug and Play Audio/Video
UPnP AV is a UPnP specification for the interaction be-
tween the media server, playback devices and devices
controlling the streaming of audio and video data within
networks. Media servers are devices that make audio and
video data available upon request. Playback devices (tele-
vision, stereo system, streaming clients) render the audio
and video data. Control devices are remote controls.
Page 182 / 190
Glossary
182
VDSL
abbreviation for Very High Speed Digital Subscriber Line
In Germany, the DSL technology VDSL is increasingly be-
coming available in the VDSL2 (G993.2) version. VDSL2 is
a further development of the ADSL2+ standard, to which it
is fully downward-compatible. The standard provides for
throughput rates of up to 100 Mbit/s for uploading and
downloading, but requires a distribution network with a
more closely meshed infrastructure—a demand that is
hardly economical outside of major urban areas.
VPN
abbreviation for Virtual Private Network.
VPN serves to integrates devices from a neighboring net-
work into your own network, without the networks having
to be compatible with each other.
A VPN is generally an independent company network dis-
tributed over several locations, which uses the infrastruc-
ture of a public communications network to link its partial
networks or to link individual computers to the rest of the
network. A VPN uses tunneling technologies and typically
builds on the infrastructure of the Internet.
Using a Virtual Private Network it is possible to use all
network applications of the company network even from
distant locations. This means it is possible to use the ad-
vantages of the network even over large geographical dis-
tances.
VPN facilitates optimum information flow without delay
throughout the entire company, even to offices in other lo-
cations. E-mail servers, file sharing and other central ap-
plications of the company network can thus be made
available via VPN even to distant branch offices, subsid-
iaries and home offices. With VPN, field representatives of
a company can also be granted secure access to the com-
pany network.
Page 183 / 190
183
Glossary
VoIP
abbreviation for Voice over IP, also known as Internet tele-
phony
Voice over IP makes telephone calls possible via the Inter-
net. The technology has already been in use for years, but
today it allows even private customers the convenience fa-
miliar from conventional telephony, usually at significant-
ly lower prices. VoIP has also made it considerably more
convenient to use applications like conference calls and
answering machines in networks. Added to this are global
accessibility under a single telephone number and new
VoIP features like the Buddy List known from chat rooms.
Internet telephony used to be possible only with a head-
set connected to the computers of the callers and their
conversation partners. Today voice connections via the In-
ternet, even to fixed-line and mobile networks, can be
conducted conveniently using VoIP telephone systems
that allow already existing analog telephones to be used
even when the computer is switched off. Various Internet
Service Providers and telephony carriers provide SIP fixed-
line gateways for this purpose. Such a gateway is used to
provide voice connections between the Internet and con-
ventional telephone networks. In principle VoIP conversa-
tions are possible via every DSL access point, but for
convenient use with existing terminal devices, and for
conversations with the fixed-line and mobile networks, it
is important that the DSL provider support what is known
as the SIP standard. SIP is the current standard defined for
VoIP by the IETF (Internet Engineering Task Force).
WLAN
abbreviation for Wireless Local Area Network
The term WLAN designates the industry standard for wire-
less local networks passed by the Institute of Electrical
and Electronics Engineers (IEEE) in 1997 under the title
IEEE 802.11.
By means of WLAN technology, individual computers or
network devices like printers or DSL access points can be
linked wirelessly to an existing cable-connected local net-
work (LAN), or LANs can be converted completely to a
Page 184 / 190
Glossary
184
wireless structure. A further useful purpose for WLAN tech-
nology is to link segments of existing cable-connected
networks.
Although WLAN was actually developed only for short-
range connections, by cascading WLAN access points or
implementing transmission networks with high-power
point-to-point radio transmission, even network segments
located further from each other can be linked or network
participants in relatively remote locations can be econom-
ically and easily integrated into an existing network.
WLAN access points often also serve as access points to
the Internet in private or public institutions. Many air-
ports, hotels and cafes, for instance, make WLAN hotspots
available to their customers, either free or subject to a
charge. Ultimately this has maneuvered WLAN into serious
competition with mobile UMTS technology.
The application possibilities for wireless network commu-
nication also overlap with Bluetooth technology. For mo-
bile devices with limited energy capacity Bluetooth is the
more useful solution, however, as Bluetooth uses consid-
erably less power than wireless LAN. What is more, Blue-
tooth technology is more flexible and thus can offer a
greater bandwidth of potential applications.
Page 185 / 190
FRITZ!Box Fon WLAN 7270
185
Index
Index
A
access rights
USB memory . . . . . . . . . . . . . . . . 52
user interface. . . . . . . . . . . . . . . . 27
acknowledgment tone. . . . . . . . . . . . 66
adapter
WLAN . . . . . . . . . . . . . . . . . . . . . . 17
alarm. . . . . . . . . . . . . . . . . . . . . . 42
,
70
alternating between calls . . . . . . . . . 89
analog telephone line . . . . . . . . . . . . 22
answering machine
integrated. . . . . . . . . . . . . . . 39
,
44
operating via telephone keypad. 44
setting up . . . . . . . . . . . . . . . . . . . 38
audible tones
acoustic signals. . . . . . . . . . . . . . 67
audio signals . . . . . . . . . . . . . . . . . . . 67
acknowledgement tone. . . . . . . . 66
answering machine signal tones 45
autochannel
see WLAN autochannel . . . . . . . 135
automatic outside dialing option . . . 82
autoprovisioning
see Internet connection, automatic
configuration. . . . . . . . . . . . . . . 30
AVM Stick & Surf . . . . . . . . . . . . . . . . 18
B
baby monitor
see room monitoring . . . . . . . . . . 96
bandwidth management . . . . . . . . . 157
busy on busy . . . . . . . . . . . . . . . . . . . 83
see call rejection on busy . . . . . . 83
button
DECT . . . . . . . . . . . . . . . . . . . . . . 120
WLAN . . . . . . . . . . . . . . . . . . . . . 120
C
cable
DSL/telephone cable . . . . . . . . .117
network cable. . . . . . . . . . . . . . .118
cable connection (broadband) . . . . . 33
call blocking . . . . . . . . . . . . . . . . . . . . 42
call diversion . . . . . . . . . . . . . . . . . . . 41
call list. . . . . . . . . . . . . . . . . . . . . . . . . 41
call waiting . . . . . . . . . . . . . . . . . 78
,
86
caller ID display
allowing incoming caller ID . . . . . 81
CLIP . . . . . . . . . . . . . . . . . . . . . . . . 80
CLIR . . . . . . . . . . . . . . . . . . . . . . . . 79
COLR/COLP . . . . . . . . . . . . . . . . . . 81
suppress outgoing Caller ID. . . . . 79
suppressing destination
number . . . . . . . . . . . . . . . . . . . 81
child protection . . . . . . . . . . . . . . . .161
CLIP
see caller ID display . . . . . . . . . . . 80
CLIR
see caller ID display . . . . . . . . . . . 79
COLP
see caller ID display . . . . . . . . . . . 81
COLR
see caller ID display . . . . . . . . . . . 81
computers
connecting . . . . . . . . . . . . . . . . . . 15
configuring
by telephone. . . . . . . . . . . . . . . . . 66
connecting . . . . . . . . . . . . . . . . . . . . . 14
analog fixed-line network . . . . . . 22
computer. . . . . . . . . . . . . . . . . . . . 15
electrical power . . . . . . . . . . . . . . 14
FRITZ!WLAN USB Stick . . . . . . . . . 18
IP telephone . . . . . . . . . . . . . . . . . 24
LAN . . . . . . . . . . . . . . . . . . . . . . . . 15
LEDs . . . . . . . . . . . . . . . . . . . . . .119
multiple computers . . . . . . . . . . . 16
network hub/switch. . . . . . . . . . . 17
network port . . . . . . . . . . . . . . . . . 15

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