Patent ID: 8515451

Claim:
A method of providing a dedicated service to a mobile station (MS) by at least one mobile telecommunication network in a Public Land Mobile Network (PLMN), operationally connected to a zone server, each of the at least one mobile telecommunication networks including a plurality of geographical areas and each of the plurality of geographical areas comprising at least one lower order geographical area, said PLMN comprising at least one zone for the mobile station, defined by service cells of the mobile telecommunication network, a service cell being a cell or access point of the mobile telecommunication network, the method comprising the steps of: upon the MS receiving an activation message from the zone server when entering the PLMN or switching on in the PLMN, the MS activating a zone application that is resident in the MS; the MS switching the zone application to a standby state and sending a standby message to the zone server; receiving controlling messages from the zone server by the MS; sending response messages to said zone server, the response messages comprising zone application state and service area identity information; receiving a push network message from the zone server indicating a correct mobile telecommunication network; switching to the indicated correct mobile telecommunication network; and switching to the standby state when the connection to the correct mobile telecommunication network is established; and receiving dedicated services from the at least one mobile telecommunication network by said MS when present in the at least one defined zone.