Patent ID: 8787885

Claim:
A system for controlling access to a service of a mobile operator, wherein said service is accessible via a plurality of home gateways forming private stations to a communications network, said system comprising: an access network dedicated to said service comprising said private stations collectively formed together, each of said private stations being provided with a respective location area; and means activated in an event of a location updating procedure initiated by a user terminal: for determining a category to which said user belongs, said category depending on a status selected from the group consisting of (i) the user is subscribed to said service, (ii) the user is not subscribed to said service but is subscribed to the mobile operator, (iii) the user is not subscribed to said service and is not subscribed to the mobile operator, and (iv) the user is subscribed to said service and is subscribed to the mobile operator but is only authorized for at least one but less than all of the plurality of home gateways; and for controlling access by said user terminal to one of said private stations, as a function of the category so determined; and in the event of refusal of access to said user terminal to one of said private stations, said access control means are adapted to send said terminal a refusal message including a rejection cause that is a function of the category determined for said user.