My Name Somisetty. Recently I take new airtel connection.And I aply DND service but I happened after dnd daily I getting new telemarketing calls I frustrated than I call customer care but they not resolve my problem.
They told me please register DND service. But no effects and they do not block fake call and my another one is, In my area there are no 3g /4g Signals yet. I take many time 3g data but this data work only 2G type.