A wireless communication unit is arranged to communicate with one or more wireless mobile communication units. The wireless communication unit comprises: a cellular receiver arranged to receive content from a network server using a conventional client server mechanism; a processor operably coupled to the cellular receiver and configured to convert the received content into a bundle format that can be transmitted into a delay tolerant network; at least one memory operably coupled to the processor and configured to store the bundle formatted content; and at least one short-range wireless circuit operably coupled to the at least one memory and configured to extract the bundle formatted content from the at least one memory and transmit the extracted bundle formatted content to at least one wireless mobile communication unit using a short-range wireless communication technology.