Hi,
This is Chandra. I am expertise in C Programming in Linux and Windows environments and Asterisk/Trixbox softPBX. I have lot of experience in VoIP/PBX/PSTN/ISDN, Intercom, Ring groups, Connecting multiple servers, IPForwarding, Trunks creation and configuring and many more. You can see my profile in this for complete list of projects. Before that you have to tell me your complete requirements. I assure that complete your project within timeline. I can give longterm support also. Looking forward to your response. Thank you.
Regards,
Chandra.