Compass International Co., Ltd China
- Hosted VoIP billing service provider
- International VoIP Wholesale Provider
- VoIP Billing Software Provider
- Termination
- Cisco Systems
- another
SIP protocol was made within IETF (Internet Engineering Task Force) – organization occupied with establishing Internet standards and general standards concerning TCP/IP protocols.
Kytel International
KyTEL`s telecom services are designed to support the current and future requirements of multi-national corporations and emerging carriers with specific routing needs around the world by providing flexible choices at extremely competitive pricing.
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