ADTRAN 4700630G3SBC Netvanta 4430 Sbc

- Supports up to 300 simultaneous calls
- Three-slot, three-Ethernet IP access router for eight T1s of bandwidth or up to a 750Mbps Carrier Ethernet connection
- Stateful inspection firewall for network security
- Quality of Service (QoS) for delay-sensitive traffic like Voice over IP (VoIP)
- Inherent URL filtering to manage Internet access and enforce Internet usage policies
- Recognizable Command Line Interface (CLI) and intuitive Web-based Graphical User Interface (GUI)
- IPv6 ready