The DGS-3420 Series of next generation Layer 2+ Gigabit switches delivers performance, flexibility, security, multi-layer Qo S & access control, along with redundant power solutions for SMBs & enterprises. With high Gigabit port densities, Gigabit SFP & 10-Gigabit SF + support, & advanced software solutions, these switches can act as either departmental access layer devices or aggregation switches to form a multilevel network structured with backbone & centralised high-speed servers. Service providers can take advantage of the high SFP density switches to structure the aggregation of Fibre to the Building (FTTB) networks that they extend to the subscriber’s sites. Five different models in the Series, including Po E/ Po E+ versions Multiple functions in a single device: switching, routing, Po E, eliminating the need of purchasing multiple routers & switches Physical stacking architecture: up to 576 Gigabit ports on a single stack Web-based GUI for easy management Comprehensive security features, including Microsoft NAP Comprehensive IPv 6 support SD card slot to store & restore configuration files Green technology – Power-saving mode, time-base Po E, Smart Fans