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LED
Light Emitting Diode
MMI
Man machine Interface
PIN/PIN2
Personal Identification Number. Supplied by your net-
work/service provider
PPP
Point to Point Protocol
PUK/PUK2
PIN Unblocking Key. Used to unlock PIN and PIN2. Sup-
plied by your network/service provider
Roaming (Rm)
The ability to use your telephone on networks other
than your home network at home or abroad.
SDN
Service Dialling Number. Of your operator or service
provider
SIM
Subscriber Identity Module. Supplied by your network/
service provider
SMS
Short Message Service
SPN
Service Provider Name
SR
Status Report - relates to SMS messages
Standby mode
When the phone is on, registered onto a network but
not making or receiving a call
URL
Uniform Resource Locator
WAE
Wireless Application Environment
WAP™
Wireless Application Protocol
WDP
Wireless Datagram Protocol
WML
Wireless Mark-up Language
WMLS
Wireless Markup Language Script
WSP
Wireless Session Protocol
WTAI
Wireless Telephony Application Interface
WTP
Wireless Transport Protocol