It is the business practice of sending all clients' billing info to a separate company, who then does everything for you. It also allows a company to cut down on time and human resources spent on administrative tasks.
SmartNode 4630 is a multiport ISDN BRI device from SmartNode VoIP family. It is available with 3 or 5 BRI/So port configurations, what is perfectly suitable for small and medium sized enterprises, looking for an inexpensive way to get connected to VoIP telephony services or to connect several remote offices in one network.