Glossary

Glossary

3G

 

3rd generation mobile

 

 

communications. A digital system for

 

 

mobile communications which aims at

 

 

global use and provides increased

 

 

bandwidth. 3G lets a mobile device

 

 

user access a wide variety of services,

 

 

such as multimedia.

 

 

 

 

Ad-hoc

 

A WLAN network mode where two or

 

operating

 

more devices connect to each other

mode

 

using WLAN directly without a WLAN

 

 

access point.

 

 

 

 

Cookies

 

Cookies are little pieces of information,

 

 

 

given by the server to you, to store

 

 

information about your visits to a web

 

 

site. When you accept cookies, the

 

 

server is able to evaluate your use of

 

 

the web site, what you are interested

 

 

in, what you want to read, and so on.

 

 

 

 

DNS

 

Domain name service. An internet

 

 

 

service that translates domain names

 

 

such as www.nokia.com into IP

 

 

addresses such as 192.100.124.195.

 

 

Domain names are easier to remember

 

 

Glossary

 

but this translation is needed because

 

 

 

 

the internet is based on IP addresses.

 

DTMF tones

Dual Tone Multi-Frequency tones. The

 

 

DTMF system is used by touch-tone

 

 

telephones. DTMF assigns a specific

 

 

frequency, or tone, to each key so that

 

 

it can easily be identified by a

 

 

microprocessor. DTMF tones allow you

 

 

to communicate with voice mailboxes,

 

 

computerised telephony systems, and

 

 

so on.

 

EAP

Extensible authentication protocol.

 

 

EAP plug-ins are used in wireless

 

 

networks to authenticate wireless

 

 

devices and authentication servers.

 

EGPRS

Enhanced GPRS. EGPRS is similar to

 

 

GPRS, but it enables faster connection.

 

 

For more information on the

 

 

availability of EGPRS and data transfer

 

 

speed, contact your service provider.

 

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Nokia E51 manual Glossary