A control module arranged to manage a hosted communications platform, the hosted communications platform being located between a telecommunications network and a subscriber communications network, the subscriber communications network being associated with a subscriber to the hosted communications platform, the subscriber being associated with a plurality of users. The module comprises a first communications interface arranged to interface with the telecommunications network, and processing means arranged to configure the hosted communications platform for use with two or more subscribers, each subscriber comprising a respective subscriber communications network. The module further comprises a second communications interface arranged to interface with the hosted communications platform. For each subscriber, the processing means is arranged to form a partition on the hosted communications platform.