Design goals for wireless LANs
q global, seamless operation
q low power for battery use
q no special permissions or licenses needed to use the LAN
q robust transmission technology
q simplified spontaneous cooperation at meetings
q easy to use for everyone, simple management
q protection of investment in wired networks
q security (no one should be able to read my data), privacy (no one should be able to collect user profiles), safety (low radiation)
q transparency concerning applications and higher layer protocols, but also location awareness if necessary