“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.
Voila IP has listened to what small and mid-sized business customers desire from an IP communications company. High-quality phone, Internet services, "Value Over-IP" applications, personalized attention, reasonable prices, an easy-to-use self service port
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