Hello, I have wide area experience in open source technology like php/c++/linux/so files/fusebox AND WINDOW based ASP,COM,DCOM,MTS,VB,VC++,.NET and Asterisk for VOIP application development.
I have good exp to configure Asterisk on the Linux server and configure for the SIP Protocoal. In previous project we configure Asterisk that generate CDR file with all information. If you like i can you my previous project details.
Please forward me your mail ID so i can forward you project proposal according your current requirement.
SG