need to Configure freepbx and a2billing , voice mail. MOH , sip trunk etc. contact for details .
7 freelancers are bidding on average $106 for this job
Hi, I successfully complete more than twenty Five Asterisk/VOIP project in Odesk. Please See my profile for details. https://www.odesk.com/users/~01e3b2f97f87b403c3 Best Regards, Shaiful Alam