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 4830 allows you to add packet voice to a network, simultaneously ensuring access routing with native V.35/X.21 synchronous serial connection. Adding of up to eight telephone lines and combining them with Internet and VPN access through a single PPP line or Frame Relay.