Toptel has been a prominent VoIP service provider since 2006. Ever since our inception, we have charted a significant growth in developing customer base and carrier-interconnections with our successful VoIP business solutions.
Presently handling more tha
Toptel has been a prominent VoIP service provider since 2006. Ever since our inception, we have charted a significant growth in developing customer base and carrier-interconnections with our successful VoIP business solutions.
Presently handling more than 85million minutes and lateral partnerships with over 18 Tier-1/ILD operators.
Denphone K.K. is Japan's leading provider of open PC based VOIP Telephone PBX systems. Our PBX and telephony solutions are based on the Asterisk open source telephony architecture, and provide advanced features such as voicemail and conferencing as standa
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