3 weeks without internet

We had our phone and Internet lines drop at the beginning of February and logged a case, the technician came out and got our phone working, the Internet was slow but working. Within two days the Internet dropped again. We then logged three separate calls with telkom via the call centre which never ever picked up after more than 2 hours waiting on the phone. We then went into the closest telkom store only to be told that the reference numbers that were given were all referring to the first case and that they are closed and no new case had been logged. In all of this time we have not seen the hint of a technician. This would not be so frustrating if not for the fact that we are running an It business off of this line. Which requires Internet access to function. Not to mention that we are paying for the service. The phone number in question is ***