Asterisk - VOIP project

Asterisk / A2Billing modification. This is a MySql and PHP website modification. Coder need to be very proficient with Asterisk to be able to take on this project. Please view A2Billing source code as some modifications are needed here. ## Deliverables You need to have extensive knowledge of Asterisk Dialplan "programming" and PHP/MySql/java script/ajax expertise to bid for this project. It is crucial you can provide a secure solution to prevent hackers gain access to the database information. References required to show similar project/s has been successfuly created. Asterisk is the core service and on top of this I need an accounting solution. A2billing seem to provide all these features, but you are most welcome to suggest another. Below is a brief description of modifications needed with the A2Billing accounting solution. Customer registering a “call back?? phone number (land line or mobile) and is provided with the A2Billing calling card number. The customer should now be able to either via a web or via land line number be able login and enter in another users “calling card number?? and be connected to this user. A2billing is registering this call and based on a “plan?? the user is billed for the calls to the 2 phone numbers. Additional features (*among others) via web and/or via land line is to be able to turn off the service and redirect caller to an answering machine for the caller to leave message. Once the suitable programmer has been selected, I will provide very detailed documentation of the whole project. ## Platform Linux