A method and a system for digital content sharing between individual users in a peer-to-peer fashion, wherein each user is connected to a respective local access network through a transport network. The method and system provide local network storage areas associated with each user arranged for archiving digital contents, and carry out the transferring of contents via the transport network from a storage area associated with a user holding requested contents to a remote network storage area associated with a requesting user on a different access network according to the connectivity available on the transport network. The shared contents are made available for access by the requesting user on its local network storage area. A telecommunications network architecture includes the system so that there is a plurality of services of content sharing between pairs of individual users implementing the above method.