L
LAN
Local Area Network
LANS
Local Area Network Services
LAP
Link Access Protocol
LEO
Low Earth Orbit; refers to satellites which orbit the Earth at around 1,000 kilometres
LMSS
Land Mobile Satellite Service
LOS
Line of Sight
The Consumer Mobile Glossary
Lock
A function on a cellular phone which, when activated, prevents use of the phone until the user enters a security code
