"The Handbook of Peer-to-Peer Networking" is a comprehensive and unified repository of the various models, applications, methodologies, trends, and challenges of peer-to-peer computing, making it the standard reference in the field. This handbook addresses all issues currently developed as well as emerging concepts and applications, including P2P architectures, search and queries, incentive mechanism, multimedia streaming, service oriented architectures, collaboration to share non-storage resources, mobile P2P, theory and analysis, and P2P databases. In addition, it covers practical perspectives such as traffic characteristics and trends of P2P applications, and E-business models in P2P applications.