The NetVanta 1000 Series of managed Ethernet switches is a full-featured product line suitable for use in Local Area Networks requiring LAN interconnectivity or network segmentation, including Fast Ethernet and Gigabit Ethernet applications. The NetVanta 1000 Series uses the ADTRAN Operating System (OS) pre-installed Standard Feature Pack firmware to provide non-blocking Layer 2 switching functionality, support for Virtual LANs (VLANs), advanced management, and Quality of Service (QoS) capability. This series includes the NetVanta 1224R Layer 2 switch with integral router and WAN interface, 1224STR Layer 2 switch with integral router, WAN interface, and Gigabit uplink, 1224 Layer 2 switch, and 1224ST Layer 2 switch with dual Gigabit uplinks.