Is one of message forms via the Internet; you only have to press the icon or button on the site and the connection with the operator will follow immediately. This function is often used on the websites for a quick connection.
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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