“Extension” - is the extension of the telephone line (PBX) or the Centrex system. It works as an association and allows calling to certain telephone sets without the necessity of dialing the telephone number, but only by dialing a short combination of digits, reaching the desired subscriber.
FAMMO
FAMMO is an experienced VoIP solution provider that is focused on developing high quality, scalable, and cost efficient VoIP softswitch platform solutions for global telecommunications service providers. This integrated softswitch and billing solution pro
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