The present invention relates to a method for deployment, configuration and provision of services and/or features for an inbound roamer, wherein an identity information of a first Public Land Mobile Network, to which a mobile equipment of the inbound roamer is subscribed is obtained, the obtained identity information of the first Public Land Mobile Network is provided to the Radio Access Network of a second Public Land Mobile Network, at least one service and/or feature of the second Public Land Mobile Network is configured and provided based on the identity information of the first Public Land Mobile Network to which the mobile equipment of the inbound roamer is subscribed. The present invention further relates to a telecommunications system configured and/or adapted to execute the inventive method.