D-LINK DGS-1510-28X MANAGED 28-PORT 10/100/1000MBPS

28-Port Gigabit Stackable Smart Managed Switch including 4 10G SFP+- 24 x 10/100/1000Mbps Auto-Negotiating Ports- 4 x 10G SFP+ ports- Physical Stacking up to 6 units per stack. Physical Stacking Bandwidth of 40Gb. Topology Linear or Ring.- Switch Capacity 128Gbps- D-Link Green 3.0, 802.3az- Virtual stacking up to 32 devices.- Static route - IPv6 Management/Ready Logo- Half-/Full-Duplex, auto-negotiation, Auto MDI/MDIX- IEEE 802.3x Flow Control- 802.3ad Link Aggregation- Asymmetric VLAN, Auto Voice VLAN, GVRP- 802.1p priority queues- MAC/IP filtering- MAC/IP-based ACL- 802.1X port-base Access Control, Port Security, traffic segmentation- D-Link Safequard- D-Link Network Assist, web-based management, compact CLI- Dual Image FW- 19" Rackmount Installation - #Smart Switch