Plenty of business companies use free Asterisk software and place it on their server, thus creating a cut-rate IP-PBX. They use manuals provided on setting up the extensions, and occasionally there are lots of discrepancies. Finding out how to install a dial plan or call flow, the set of regulations detailing how the switch deals with inbound and outbound calls is very difficult.
Dialtel is an International Wholesale and Retail Carrier. We mostly focus on destinations in Africa, Middle East and Asia. Attached I am sending our Push list. Please check it and let me know whether you can use any of the routes.