Friday, November 21, 2003
7
Wireless
Industry Definitions
•Wireless technology is used to capture and deliver voice
and data into/out-of networks
–This is known as “the access layer” of the network.
•Compared to the metro and transport layers of
networks
•Networks (range)
–Personal (mm’s to meters)
–Short range (<100 meters)
–Medium range (<1000 meters)
–Long range (> 1000 meters)
–Satellite (100’s kilometers)
•For applications:
–Person to person
–Person to machine
–Machine to machine
•(potentially 10’s to 100’s billions “machines” to
connect to the network –
Lou Gerstner has said “trillions”)
Lou Gerstner has said “trillions”)