Use the Adtran NetVanta 3200 4200862L1 router to safely carry messages between networks and also have your important data safe from intruders. This Adtran router features network interface module and dial backup interface module, both of which can be upgraded and remotely configured. This Adtran 1-port router features high-performance stateful inspection firewall for detecting ICMP redirect, LAN attacks and Denial of Service attempts, thereby maintaining security of network. For IP address concealing, this Adtran router features Network Address Translation. There is flexibility of connectivity, as this Adtran 1-port router has auto-sensing 10/100 BaseT Ethernet interface. The Adtran NetVanta 3200 4200862L1 router comes with installed flash memory.