Still offline

Since Vumatel installed my fibre line i havent been able to use the line aapparently Vumatel registered my contract onto the wrong account of Mr Phillip de Bruyn vumatel informed me that the line is up but im still unable to access the internet according to level 7 the fault is with Vumatel what or who am i to believe ? When will the problem be solved Level 7 technicians are trying theire best but the problem remains unresolved