Consumer Redressal

Dear sir I Amit yadav s/o sh. jaikishan yadav at- roshan vihar najafgarh new delhi 110043, Telephone Number 25010733, I many times complaint to MTNL for my phone line do not work properly previous four months but no action has been taken till 1/09/13. After many times complain my problem doesn\'t solve, I complain telephone exchange officer , complain to S.D.O but the problem has not been solve.Now I am too frustraited about it service. every month some thing is happening with that land line. Pls do something. Regards Amit yadav