mposition:ibyuma byubaka byubaka, insinga zomekeranye hagati, insinga zometse hanze, impeta yashyizwemo, isahani ihuriweho na mpandeshatu, guhuza ibyuma (U-shusho yimanitse U, icyapa cyo guhinduranya), ibyuma byubaka, nibindi.
Intego:Kwihanganira byuzuye.Huza fibre optique yibikoresho byubutaka kuri terefone, irwanya imbaraga cyangwa umunara wa kabili.