Instant messaging, currently offered by AOL and MSN as a customer service, is a hugely popular way to send personal text messages over a mobile device. Now it is rapidly becoming a tool for business. Once standards stabilize in Fall 2002, the last obstacle to enterprise use will topple. This book explains IM"s applications and products, as well as installation and configuration guidelines for companies that will be deploying it. * Educates telecom managers on the full range of business uses for instant messaging * Explains standards, products, and interoperability problems * Teaches installation, configuration, and basic troubleshooting issues * Covers security and encryption and e-business applications