Isihlonzi sephayiphi lephayiphi le-fiber optical ye-GD-7018 singathola ngokunembile futhi sikale ukujula kwamapayipi angaphansi komhlaba, izintambo kanye nezintambo ezibonakalayo ngaphansi kwesimo sangaphandle kokumba, futhi sithole ngokunembile amaphuzu omonakalo wengubo yangaphandle yamapayipi angaphansi komhlaba kanye nendawo yamapayipi angaphansi komhlaba. amaphuzu amaphutha ekhebula elingaphansi.