Examples include a method for operating a specific mobile device moving from a source cell to a destination cell. The method comprises using a source sidelink managed by a source base station, whereby the specific and following mobile devices are located within the source cell. The method also comprises switching from the source sidelink to a fallback link, the fallback link resources being managed independently from any base station. The method further comprises switching from the fallback link to a destination sidelink managed by a destination base station, whereby the specific device and the following device are located within the destination cell.