Providing a thorough overview to SIP (session initiation protocol) servlets 1.1, this unique resource serves as a practical guide to this exciting and emerging communications network technology. Covering all key concepts and their links into Java Enterprise Edition (JEE), the book discusses the construction, deployment and lifecycle of the SIP servlet. Engineers find a detailed presentation of the role, responsibilities, and convergence of the SIP servlet container. Further, the book discusses the development and deployment of SIP technology, including guidance on SIP Servlet client programming.