The NetVanta 1000 Series from ADTRAN is a standard-based, non-blocking Layer 2 switching solution available at a cost up to 50 percent less than competing switches. These devices are suitable for converged LAN/WAN access, interconnecting LAN devices, or for network segmentation. The NetVanta 1224STR is an unique, all-in-one access platforms that combine a 24 port Ethernet switch, an IP access router, a modular WAN interface with built-in DSU/CSU, a stateful inspection firewall, and the option for Virtual Private Networking (VPN), all in a single 1U chassis.