In order to make phone calls via the Internet one’s device has to be compatible with Softphone software. In example in order to call from a PDA using VoIP technology one has to install Softphone software, in order for it to work properly, PDA has to have Softphone compatibility.
i have voip all solition if any body intarested in the world any parson contact pleces finetelltdinfo@yahoo.com,fine_20102001@yahoo.com,fine2010@live.com// www.finetelbd.com