BSNL — Not helping the customers

sir we are using bsnl landline in tirupathi for nearly 10 years we taken bsnl broadband connection form 4 months ago now the network started to disconnecting automatically andcontinusly from 5 to min o[censored]sage i filed complaint about it but no use they are not responding properly we taken the bsnl broad band because it is a good network but they are not helping the customers i also know that there are so many of them facing also facing this issue my no is [protected] so please help to rectify the issue