Hi . Friends my name is sujit from surat and I am using airtel since 8 year and I am also using airtel dth but when im recharging any online recharge then all online recharge says that this offer not valid for airtel why then I cant rechage with online please airtel company help that why not wallid any offer for aitrel why tell me. But airtel network is very good I like airtel network and net service