Ndi chitukuko cha sayansi ndi ukadaulo, ma network chingwe ndi kuwala kwa fiber zakhala zonyamulira ziwiri zofunika kwambiri pakufalitsa ma network.Pakutumiza kwa ma sign, fiber fiber ili ndi zabwino zambiri, monga mtunda wautali, chizindikiro chokhazikika, kuchepa pang'ono, kuthamanga kwambiri, ...
Werengani zambiri