An apparatus for applying a fluid to a convolutely wound roll of web substrate is disclosed. The receiving device is configured to receive a print command. The current status is retrieved at the selected times from a registration memory that has the current status of the given network device. A new checksum is generated for the executable update program and compared to the decrypted checksum. The invention is not limited to improving conditions on one channel but may be employed to any number of channels used for communications in the cellular radio communication system.