Airtel/airtel dth
Installation of set top box

Dear sir,

I order a set top box online... nd paid rupees 2790 to vriti infocom pvt limited as suggested by airtel executive... receip No.20306 for installation toll free no.1800 102 8080 and 09958877676 these nos. does't exist or nobody picks.., and land line 01204666666, 01204666635 no body pick the phone, pls. give me correct telephone no. for installation of DTH,

please help me...