Provide wholesale international callback service in China for voip service providers and call shops. We offer competitive price and billing system to our wholeseller. We are using SS7 PSTN line and no connection fee to customers.
Comtel is a Communications Provider in South Africa
Comtel installs Altrix Converged VoIP PBX Solutions into SME, Corporate,hotel & Call Center environments.
Altrix PBX / Voice functionality includes:
• All traditional PABX functionality
• Int