Class 4 Softswitch | Class 5 Softswitch | Multi Tenant IP PBX | Calling Card

Class 4 Softswitch | Class 5 Softswitch | Multi Tenant IP PBX | Calling Card

Open Source VoIP Billing Solution in ASTPP built on top of FreeSwitch for Individual Business, Wholesale and Residential VoIP Service

A Smart TelePhony Platform for Individual Business, Wholesale and Residential VoIP Service Providers! It is available as an Open Source VoIP Billing Solution. It means without any investment, one can start his telephony business using ASTPP.

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