Can anybody explain pjsua2 demo application in detail. I have successfully build the application on mvc2013 but what the application does with mainProg(),mainProg1(),mainProg2(),mainProg3().., functions. Regards, Mohsin Z Barbhaiwala, Design Dept., Spectrum Solutions & Technologies Pvt. Ltd. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20140312/664ef777/attachment-0001.html>