The DGS-3612G is a stackable Layer 3 12 port 1000BASE-X and/ or 100BASE-FX fiber switch with 4 combo 1000BASE-T copper ports. The DGS-3612G supports dynamic IPv4 and Ipv6 routing and includes a host of advanced enterprise class security and routing features such as full dynamic RIP and OSPF routing, VRRP, Floating static routes, DVMRP and policy based routing. The DGS-3612G is designed for the SMB needing a line aggregation device capable of providing gigabit fiber over long hauls of up to 80km and includes features like, SSH/SSL secure login, 802.1x port and MAC based user authentication, L2/3/4 QoS/ACLs, 802.1D/w/s spanning tree protocols and more.