Changes in the business environment are transforming people's mode of
operation and work habits. Many corporate employees spend time away fr
om their assigned wired phones but are still in their offices or other
locations of the company. Companies are starting to be aware of the o
pportunities that mobility offers to increase productivity, provide be
tter customer service, and lead to future cost savings. Thus, companie
s are increasingly adding mobility solutions to their existing network
s and continuously integrate them as seamlessly as possible. The emerg
ing answer is enterprise wireless telephony, which, unlike its public
cellular counterpart, is free of air time charges. This article descri
bes the enterprise wireless technologies. We briefly introduce the loc
ation system and then Focus on enterprise personal communications serv
ices with solutions for single- and multilocation enterprise.