The blacklist represents itself a list or register of entities which are denied privileges, service, mobility, access and admission due to these or other reasons. This function blocks all connections from the subscribers who are in the list.
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.