Voice Over Internet Protocol Security has been designed to help readers understand, prepare for and mediate current security and QoS risk in today's complex and ever changing converged network environment and will help you secure your VoIP network whether you are in the planning, implementation, or post- implementation phase of your VoIP infrastructure. not too late to read this book and gain a deep understanding of what needs to be done in the implementation of VoIP. * In a rush to be first to market or to apply the latest and best technology, the implementation of VoIP is currently a lot of infrastructure, both large and small, have been implemented with minimal thought for QoS and almost no thought to security and interoperability.