Panasonic EB-X500 User Manual

Page of 110
Glossary of Terms          99
Glossary of Terms
APN
Access Point Name. Directs the user to the gateway or 
the required service.
CHAP
Challenge Handshake Authentication Protocol. A security 
feature in the GPRS network. 
Copy
Copies selected text from short text message without 
removing it from the original message. 
CSD
Circuit Switched Data. A communication method used to 
transmit data over telephone connections.
Cut
Permanently removes selected text from short text 
message.
DTMF Tones
Dual Tone Multi-Frequency tones allow you to 
communicate with computerised phone systems, voice 
mailboxes etc.
EMS
Enhanced Message Service. Upgraded feature of Text 
Messages. 
GPRS
General Packet Radio Service. A GSM data transmission 
technique that transmits and receives data in packets 
rather than setting up a continuous channel. It makes 
very efficient use of available radio spectrum and users 
pay only for the volume of data sent and received.
GSM
Global System for Mobile Communications. The name 
given to the advanced digital technology that your phone 
uses. 
MMS
Multimedia Messaging Service. Attach images and music 
to text message.
Network 
Operator
The organisation responsible for operating a GSM 
network.
PAP
Password Authentication Protocol. A security feature in 
the GPRS network.
Password
Used to control Call Bar. Supplied by your Service 
Provider.