openast India
- VoIP Billing Software Provider
- Billing Software
- Installation and Support Services
- PC to Phone
- Web Call
- Blue Lava Prorietary 2 & 4 Port Analog VoIP Gateways
- Custom Open Source Billing Solution
Developed by Edgewater Networks EdgeMarc 250 Series Enterprise Session Border Controller is providing support for SIP trunking and hosted PBX Services.
a2zTEL Communications Inc
A2ZTEL is a global leader in delivering high-quality international and domestic long distance calling services to subscribers at a fraction of the cost of traditional carriers by leveraging the power of the Internet.
A2ZTEL is a cost effective commun
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