Poor service by Telkom

From October 2017 our Business Landline has been we had lodged the fault with Telkom and it takes them about 3 weeks to attend to the problem When they fix the Faults ,the landline works for about 2 or 3 days and then its down again. This has been on going from October last year, currently our lines are still down and we are losing a lot of Business as the telephone is the life blood of our business. Our landline nos is: ********** Faults Ref. Nos: 202CNZ 030118