I will provide complete isp billing automation with mikrotik

Key features:

Radius AAA,Multiple NAS,Real-Time Bandwidth Graph,Monitoring,Auto User Disconnection,Manual User Disconnection,Support Custom Attributes,Dynamic Bandwidth,Data Volume Quota,Unlimited Packages,Support Pool & Expired Pool,Support IP Lock & Mac Binding,Re-Seller Management,Powerful Accounting,HRM & Attendance,Ticket System,Logs,Network Monitoring,User Tracking Log,Token For Hotspot/PPPoE,FUP Data Quota,Support Session Limit,Bandwidth Allocation By Time,Multiple Payment Gateway etc.