The NetVanta 4000 Series is designed for cost-effective Internet access, MPLS, corporate Frame Relay, point-to-point connectivity, ADSL, VPN and Carrier Ethernet for high-bandwidth applications. The NetVanta 4000 Series are modular platforms that offer Ethernet LAN ports (Fast or Gig), one wide-slot for the Octal T1 Wide NIM Module, and two NIM slots that will house a variety of the NetVanta Network Interface Modules (NIMs) and Dial Backup Modules (DIMs).

• Three-slot, Dual-Ethernet Modular Access Router for eight-T1s of bandwidth or up to 750Mbps of Carrier Ethernet (NetVanta 4430) 
• Stateful inspection firewall for network security
• Quality of Service (QoS) for delay-sensitive traffic like Voice over IP (VoIP)
• Voice Quality Monitoring (VQM) for MOS prediction
• Recognizable CLI and intuitive Web-based GUI
• Wi-Fi Access Controller for centralized management of NetVanta Wireless Access Points (WAPs)