DBL Technology Ltd. is a leading company in developing and manufacturing advanced voice over IP (VoIP) solutions for the worldwide market. We are dedicated in the development of the latest VoIP technologies, and more than 10 years in developing a wide ra
VoIP GSM Gateway Provider
SIM Bank / SIM Server Provider
Cross-Network Gateway Provider
VoIP GSM&FXS Gateway Provider
VoIP ATAs(FXS) Provider
IP Phone Provider
PSTN Bypass Gateway Provider
VoIP FXO Gateway Provider
Hybrid Gateway Provider
SIP VoIP Provider
Vvtel is a world leader in Internet Telephony services, registered in the UK. We offer the most powerful solutions including inexpensive alternatives to traditional telephone service around the world. Our clients range from
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