Wireless telecommunications methods, a computer program product and network nodes are disclosed. The wireless telecommunication network base station method, comprises encoding, on a first downlink channel between the base station and user equipment, an index identifying a number of times that transmissions are repeated by at least one other channel between the base station and user equipment. This provides an efficient and reliable technique for controlling and identifying the number of times that transmissions are repeated by other channels in order to extend their coverage. By utilizing a particular index, a desired amount of repetition can be made in order to achieve a desired amount of coverage extension.