of GSM/VoIP networks allow the service providers to avoid the local Wired
Public Switched Network (PSTN) in communication with a GMS mobile handset. As a
result, the high rates charged by telephone companies are avoided.
Speedflow is a provider of high-quality VoIP (A-Z Wholesale, CLI routes, CC routes) and SMS services. The company offers VoIP software solutions (MediaCore SBC, AccuCore ERP) and custom software development services.