Na Machị 29, ndekọ mbupu nke ụlọ ọrụ mmepụta ihe: eriri optical GYTY

Nke a bụ ọrụ ntinye eriri eriri fiber optic nke onye ahịa anyị nke Sudan, GYTY53, mere maka eriri eriri fiber optic e liri n'ala, isi 12/48, kilomita 540. A na-ebuga akpa anọ dị ụkwụ 40 ọnụ.