“We regret the inconvenience caused due to the disturbance to mobile Services on 20/09/17,” the service provider a said in a text message sent to all customers.

“As a token of gratitude, your Voice Call charges (Local, IDD, Roaming) and SMS charges incurred on 20/9 will be waived in full. You will receive this waiver as a credit to your bill.”

The waiver of charges will be for both prepaid and postpaid customers.