24-port 10/100/1000 Layer 2 Stackable Managed PoE Gigabit Switch including 4-port Combo 1000BaseT/SF

D-Link 24-port 10/100/1000 Layer 2 Stackable Managed PoE Gigabit Switch including 4-port Combo 1000BaseT/SFP with Standard Image

D-Link DGS-3120-24PC/SI network switch

The DGS-3120 xStack Series are enhanced L2 access stackable switches designed to connect end-users in a secure SMB or enterprise network. These switches support physical stacking; multicast and enhanced security; making them an ideal Gigabit access layer solution. The DGS-3120-24TC/48TC provides 20 or 44 10/100/1000 Mbps Gigabit Ethernet ports and 4 combo 1000BASE-T/SFP Gigabit Ethernet ports. The DGS-3120-24PC/48PC provides 24 or 48 10/100/1000 Mbps PoE Gigabit Ethernet ports and 4 combo 1000BASE-T/SFP Gigabit Ethernet ports. Each 10/100/1000 Mbps port of DGS-3120-24PC/48PC supports 802.3af and 802.3at Power over Ethernet standard. The default power budget is 370 Watts and can be expanded to 740 Watts with the DPS-700 RPS. The switches are also equipped with an SD Card slot; allowing the user to boot images and upload configuration files directly from an SD Card. Furthermore; syslog files can also be conveniently saved to a card.

Standard and Enhanced Images
The DGS-3120 Series is available 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 suitable for the next generation IPv6 networks or triple play applications in Metro Ethernet.

Enhanced Network Reliability
The DGS-3120 Series targets enterprise/campus and customers who require a high level of network security and maximum uptime. All the models in DGS-3120 Series support an external redundant power supply so that continued operation can be assured. They also include other features; such as 8