A2Z Trading A.G. Switzerland
- International VoIP Wholesale Provider
- H.323 VoIP Gateway
- Clarent
- Custom Open Source Billing Solution
Anonymous call rejection – this is a function that blocks the incoming calls of subscribers with indefinite telephone number.
B2VoIP by ISP Korte
B2VOIP.de is a secure ISP-PBX VoIP solution to business level in ISDN quality that can be integrated easily into any voice infrastructure and is provided here on a stable high-capacity communications platform.
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