No internet and slow service and it is also weeken

On the 18th of January i notice i have no internet , so i phoned 10210 but this was very time consuming to one picked up on so on the 20th i tried the automated option ,so the rest of the day i hear nothing on the 21 Jan i managed to get through to the call centre the lady tried to assist me remotely how ever it was unsucssesfull , she informed me there is a fault logged , there is a technician that will come and test the line and router, i ask her cant we test the router she said, the technician will , i ask her if it is free she said yes <br> it is now 21-01- 2016 and there were up till now one have turned up nor is there any feedback or correspondence.<br> i wonder how long will it take<br> Very disappointed in the slow service.