For many years, the promise of high-quality, low-cost video calling and videoconferencing has been just out of reach for individual users and small enterprises. The lack of affordable Internet bandwidth combined with primitive hardware usually resulted in disappointing results. Now, that has all changed. The capacity has been created, the hardware works, and videoconferencing is within reach. And before you start spending money, you may discover that you already have almost everything you need to get started. This book demystifies the technology behind videoconferencing and provides single users and small enterprises with the information they need to deploy videoconferencing efficiently and cost-effectively.