The IP Exchange systems, which include IP ExchangeComm(TM) and IP ExchangeL
ink(TM) are Internet protocol (IP) private branch exchanges (PBXs) designed
and developed by Lucent Technologies. They are implemented using an advanc
ed distributed computing architecture that leverages open computing and com
munications standards to create a scalable, reliable switching and feature
service platform. This paper introduces the IP Exchange systems and present
s their technical approach, their innovative architecture, and the benefits
of that architecture.