Tata Indicom — automatically activate caller tune

Address:

Nadia, West Bengal

this is sankar lal banerjee from kalyani....i have tata indicom landline (no:[protected])...caller tune have been activted long ago without my permission.and money is deducting continuously... i informed the dealer from where i tokk the connection but they said that they coudnt do anything about it..... i tried to the customer care...but no response i have till now from their side.
i will be highly obliged if this matter is taken care and solved as soon as possible..