Esikhathini sedatha enkulu, kunezinhlelo zokusebenza eziphakeme kakhulu futhi ezinomkhawulokudonsa ophezulu.Ngalesi sikhathi, ikhebuli ye-passive optical noma isistimu yekhebula esekwe ethusi ibonakala yeluliwe.Ukuze kuqinisekiswe ukuzinza nokusebenzisa okuguquguqukayo kokudlulisela, abasebenzisi ur...
Funda kabanzi