A method is provided for transferring a mobile terminal attached to a first access entity of an operator to a second access entity of a set of access entities controlled by at least one other operator within a communication network, the method implemented by a control device for routing data of the terminal. The method includes receiving, a connectivity message from entities of the set, determining an eligibility value relative to each entity based on at least one received parameter and a cooperation factor between the first entity and each other entity, selecting the second entity on the basis of the determined eligibility value, transmitting a transfer message to the first entity and to the second entity.