ADTRAN solutions maximize performance, lower costs, and help companies achieve the best return on investment. ADTRAN is committed to achieving success for customers by offering "best-in-class" products with outstanding value. Let ADTRAN work for you.PRODUCT FEATURES:24-port managed Layer 2 Ethernet switch with integral IP router;Single WAN interface accommodates NetVanta NIMs and DIMs for DSU/CSU functionality and optional dial backup;Supports all NetVanta 1000 Series Layer 2 Ethernet switching, access routing, and system level functionality;4.8 Gbps non-blocking switching capacity.