What is Security Deposit, Why we have to pay to BSNL, Will all the services collected with deposit, Is the collected amount refundable or not, Can we pay the deposit in online, Why BSNL collects security charges separately for Landline, Bharat Fiber, DSL Broadband and Postpaid Mobile. BSNL Security deposit is an amount collected insource https://99-networks.com/bsnl-security-deposit/
