VoloFone™ VF100
User Manual
Copyright © Vololink Pty Ltd 2006-08
V1.1 Jan 2008
Page 47 of 50
Glossary
A
ADSL
–
A
symmetric
D
igital
S
ubscriber
L
ine. Transmits high-speed data downstream to the end user and
lower-speed data upstream toward the network. Many wired broadband services use ADSL.
APN
–
A
ccess
P
oint
N
ame. The name of an ISP’s wireless access point.
B
Broadband
–
Broadband refers to telecommunication that provides multiple channels of data over a single
communications medium, typically using some form of frequency or wave division multiplexing.
D
DHCP
–
D
ynamic
H
ost
C
onfiguration
P
rotocol - A set of rules used by communications devices such as a
computer, router or network adapter to allow the device to request and obtain an IP address from a server
which has a list of addresses available for assignment.
DTMF
–
D
ual
T
one
M
ulti-
F
requency
E
EDGE
–
E
nhanced
D
ata
G
SM
E
nvironment. A faster version of the GSM standard. It is faster than GSM
because it can carry messages using broadband networks that employ more bandwidth than standard GSM
networks
F
Fixed Wireless
– Refers to wireless devices or systems that are situated in fixed locations, such as an
office or home, as opposed to devices that are mobile, such as cell phones and PDAs. Fixed wireless
devices normally derive their electrical power from utility mains, as opposed to portable wireless devices
that normally derive their power from batteries.
Frequency
– Assigned channel space within the radio wave spectrum.
G
GPRS
–
G
eneral
P
acket
R
adio
S
ervice. A technology that sends packets of data across a wireless network
at speeds of up to 114Kbps. It is a step up from the circuit-switched method; wireless users do not have to
dial in to networks to download information. With GPRS, wireless devices are always on - they can receive
and send information without dial-ins. GPRS is designed to work with GSM.
GSM
–
G
lobal
S
ystem for
M
obile (Communications). GSM is a digital mobile telephone system that is
widely used in Europe and other parts of the world. GSM uses a variation of Time Division Multiple Access
(TDMA) and is the most widely used of the three digital wireless telephone technologies (TDMA, GSM, and
CDMA). Since many GSM network operators have roaming agreements with foreign operators, users can
often continue to use their mobile phones when they travel to other countries.
H
HSDPA
–
H
igh
S
peed
D
ownload
P
acket
A
ccess.
HTTP
–
H
yper
T
ext
T
ransfer
P
rotocol. The protocol used by the Web server and the client browser to
communicate and move documents around the Internet.
I
IMEI
– The
I
nternational
M
obile
E
quipment
I
dentity is a number unique to every GSM and UMTS mobile
phone. It is usually found printed on the phone underneath the battery and can also be found by dialling the
sequence *#06# into the phone.
The IMEI number is used by the GSM network to identify valid devices and therefore can be used to stop a
stolen phone from accessing the network.
ISP
–
I
nternet
S
ervice
P
rovider.
