A method for access, by at least one client terminal connected to a first communication network, to the data and/or services of a server terminal connected to a second communication network, wherein said first and second networks can cohabit or form a single network, wherein said server terminal is a mobile terminal, and said method includes at least the following steps:
- initialization of a communication session by the client terminal with the mobile server terminal;
- establishment of the communication session by opening a direct communication tunnel between the client terminal and the mobile server terminal;
- so that said client terminal can consult information made available by the mobile server terminal and/or the client terminal can use and/or interact with all or some of the services of the mobile server terminal.