A2Billing is a free and Open Source telecom switch and billing system capable of providing and billing a range of telecom products and services to customers such as calling card products, residential and wholesale VoIP termination, DID resale and callback services.
A2Billing is commercially supported by Star2Billing S.L, where installation services, consultancy and support is available.
see http://www.star2billing.com/ for more details
- A PDF guide with installation instructions is available in
- Bugs discussions
- Wiki version of installation
- Latest development version
- Reporting Bugs
Star2Billing S.L. offers consultancy including installation, training and customisation
Please email us at email@example.com for more information