This document discusses potential disruptive changes in enterprise communications technologies over the next 10 years. Some of the changes discussed include a resurgence of voice technologies that are software-based and can be embedded in applications, increased use of application-to-person messaging and integration with workflows, the connectivity of vehicles enabling new locations for communications, the growth of social collaboration replacing email as the main form of business communication, advances in virtual reality, wearable technologies, sensors connecting the digital and physical world, and new forms of wireless access and network architectures.