D-Link 48-port 10/100/1000 Switch + 4 combo SFP ports P/N: DGS-3120-48TCStandard and Enhanced Images The DGS 3120 Series is embedded with two different software images Standard Image (SI) and Enhanced Image (EI). The Standard Image provides sophisticated features for campus, or enterprise. It includes advanced Quality of Service (QoS), traffic shaping, L2 multicasting, and robust security features. The Enhanced Image supports ERPS, Double VLAN (Q in Q), Ethernet OAM, Static Route, IMPB, sFlow, IPv6 features which are
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