Today's communications infrastructure serves a demanding public. Networks must accommodate voice and data, text and multimedia, intelligence and responsiveness. They must provide quality of service, flexibility as well as security, and connect seamlessly to mobile and fixed devices. 'Service Provision - Technologies for Next Generation Communication' takes in the broad sweep of developments in communications services. The breadth of the field and the pace of technological change make it difficult to keep abreast of developments outside one's own area of expertise. This books helps by bringing together the combined expertise of the contributors on a wide range of topics, including; call processing service capability APIs multimedia standards messaging; Internet telephony; 3G wireless networks; Structured in 3 parts; Service Provision.