Bharti Airtel which is an Indian telecommunication service has reduced its calling ringer time to 25 sec why? There is a reason for reducing the ringer time……no don’t think that this is being done for the consumer’s benefit. It does not have anything to do with the consumer’s. So let me rephrase it “There is a strategy behind reducing the ringer time”… Airtel has copied the concept from its competitor none other than Jio. Then what is the concept and why it has to copy from Jio. What is the concept? Before saying about the concept let me introduce you to a new term which is probably know by telecom operators which is Inter-operator fee technically known as Interconnect Usage Charges (IUC). IUC as the name suggest when a call is made from an telecom operator A to telecom operator B. Then operator A has to pay some charges to operator B which is in charge per minute. Now IUC charge is 6paise per minute. Before Airtel had used to allow the ringing time as 40 sec. But Re...