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FAQ: What is the A2Billing Platform?
    2Billing is free and open source billing software for Asterisk, providing telecoms customer management including admin, agent, customer and online signup pages, with flexible in line rating and billing of calls and services in real time. It also links to the FreePBX system extremely well. Mivmo has been exclusively designed and built round these open source products giving you complete control over each platform without the need for expensive SLA's or licence fees.