D-LINK DGS-1510-28P 28-PORT 10/100/1000MBPS GIGABIT

28-Port Gigabit Stackable PoE Smart Managed Switch including 2 10G SFP+ and 2 SFP ports - 24 x 10/100/1000Mbps Auto-Negotiating Ports- 2 x mini-GBIC SFP ports- 2 x 10G SFP+ ports- Physical Stacking up to 6 units per stack. Stacking Bandwidth of 40Gb. Topology Linear or Ring.- Support IEEE 802.3af and 802.3at (Support legacy mode) - Up to 15.4W per port (PoE), Up to 30W per port (PoE+) - 193W total PoE power budget- Auto discover the connection of PD and immediately provides power- AT: Auto disable port if the output power is over 31.2W (+/ -2%) - AF: Auto disable port if the output power is over 16.2W (+/ -2%) - Auto disable port if the port overload detection range (ICUT parameter) is 50V~57V. D-Link Green 3.0, 802.3az- Virtual stacking- 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 Safeguard Engine- Smart Console Utility, web-based management, compact CLI- D-View 6.0 support- 19" Rackmount Installation - #Smart Switch