RES907 – 440 – instructs the Radiocommunication Bureau 1 to provide administrations with the necessary technical means to ensure that the modern electronic correspondence between administrations and the Radiocommunication Bureau is secure; 2 to inform administrations of the availability of such means and of the associated schedule of implementation; 3 to automatically acknowledge receipt of all electronic correspondence; 4 to report to the next world radiocommunication conference on the experience gained in the application of this Resolution, with a view to making any necessary consequential amendments to the Radio Regulations, urges administrations to use, to the extent possible, modern electronic means of communication in the administrative correspondence between themselves related to advance publication, coordination and notification of satellite networks, including that related to Appendices 30, 30A and 30B, and to earth stations and radio astronomy stations, recognizing that other means of communication may still be used if necessary (see also resolves 3).