scope:

This Technical Report presents the overview, use cases and other aspects (e.g. Mobility, Charging, Security and etc.) of IMS based Peer-to-Peer Content Distribution Services. And the potential service requirements will be identified. The objectives are to study IMS based content distribution services with the following aspects:

- Identifying the user cases to describe how users, operators and service providers will may benefit by using/deploying IMS based content distribution services in fixed and mobile convergence networks with Peer-to-Peer technology;

- Identifying service aspects where IMS network improvements are needed to cater for content distributed services for above accesses;

- Identifying mobility, charging and security related requirements in the case of content distribution services on IMS;

- Identifying potential copyright issues;