Unified Communications Solutions, A Practical Business and Technology Approach, provides a thorough foundation of what Unified Communications is, how it can solve business communications challenges, and how best to approach and implement Unified Communications enablement within an organization. The guide provides the reader with a clear understanding of the evolution of communication and demonstrates how key performance indicators can be mapped to a financial return-on-investment model. The guide also explains how to solve business challenges, implement Unified Communications solutions using a proof-of-concept pilot project and secure VoIP and SIP protocols for Unified Communications applications. Unified Communications Solutions was written for business managers, consultants, and information technology (IT) professionals. Because the guide touches on many different facets of IT -- IT managers, application developers, technology specialists in telecommunications, networking, security and network management will benefit from this self-study guide. The Unified Communications Solutions guide will also help individuals prepare for the Nortel Certified Technology Specialist (NCTS) certification exam, Nortel Unified Communications Solutions (920-807). Это и многое другое вы найдете в книге Unified Communications Solutions (David Kim, Michael Gibbs, Bob Decker)