A network formed by interconnection of a number of microprocessor controlled relay nodes, sited at various geographical locations throughout the country to form a distributed type of message switching network.
Inethwekhi eyenziwe ngokunxulunyaniswa komqhagamshelwano lwamanani esilungelelanisi esincinci kakhulu esilawula ukuhanjiswa kwendibano-malungu, ebonwe kwindawo ezahlukeneyo elizweni lonke ukwenza uhlobo oluhanjisiweyo lwenethwekhi etshintsha umyalezo.