The ONE 400 is a powerful, high performance multi-service access router (Voice and data), designed for medium-sized businesses that require access to secure IP-VPN's using high-speed access technologies. The ONE 400 manages public telephony access and PBX interconnection with multiple technologies including ATM/DSL (VMOA) and/or IP (VoIP).

The ONE 400 supports enhanced IP Quality of Service (QoS) supporting multimedia applications and advanced Network Address Translation functions. It offers convenient server functions for devices on the LAN such as DHCP server or DNS cache. The device manages both a DMZ and protects stations using VLAN-based technology. A robust firewall and encryption procedures for VPN access ensure an enhanced level of security with high performance based on state-of-the-art silicon technology. Automatic backup of IP services on redundant interfaces or router guarantees a high level of service.