CALL CENTRE AGENT NOT WILLING TO ASSIST

A WEEK AGO I NOTICED THAT I'M NOT RECEIVING CALLS ON MY VODA LINE WHEN I'M AT EMBALENHLE EXT2 JOE MAKHUBU STR. WHAT IS STRANGE ENOUGH I'M NOT THE ONLY ONE WHO HAS THAT PROBLEM.I CAN ONLY SEND SMS AND CHAT.FRIDAY THE 26FEB2016 I LOG A CALL TO THEM WHICH WAS HARD FOR THEM TO ASSIST UNTIL I HAD TO GIVE ANOTHER 3USERS WHO HAS THE SAME ISSUE.SART TECHNICIAN WAS ASSIGNED TO FIX THE ISSUE,BUT STILL THE ISSUE HAS NOT BEEN RESOLVED AS OF TODAY AND WE ARE NOT GETTING ANY UPDATES.TOMORROW I MUST START STANDBY BUT I DON'T HAVE AN ALTERNATE NUMBER .I'M PAYING MY CONTRACT EVERY MONTH.