This report introduces the reader to UC, outlines the benefits of UC and highlights some of the challenges in deployment. The report also introduces the reader to SIP trunking and how it can play a key role in accelerating the deployment of UC. In addition, it provides recommendations on how to evaluate SIP trunking providers and some thoughts for initial deployment.

Topics covered in this report include:

• The Business Benefits of Unified Communications
• Adoption of Unified Communications
• Overview of SIP Trunking
• Sprint Nextel + Microsoft + Nortel = A Case Study in Success