> Physical Port

> 24-port 10/100/1000BASE-T Gigabit RJ45 copper

> 2 1000BASE-X mini-GBIC SFP interfaces

> Power over Ethernet

> Complies with IEEE 802.3af/at Power over Ethernet end-span PSE

> Up to 24 ports of IEEE 802.3af/802.3at devices powered

> Supports PoE Power up to 32 watts for each PoE port

> Each port supports 54V DC power to PoE Powered Device

> 300-watt PoE budget

> Auto detects powered device (PD)

> Circuit protection prevents power interference between ports

> Remote power feeding up to 100m in standard mode and 250m in extend mode

> Smart LCD

> LCD switch mode for “Standard”, “VLAN” and “Extend” mode selection; the “Extend” mode features 30-watt PoE transmit distance of 250m at speed of 10Mbps and VLAN isolation

> Solid LCD switch mode to isolate ports to prevent broadcast storm and defend DHCP spoofing

> Power low-voltage, power over-voltage and PSE over-temperature protection

> Screen saver, fan control, factory default and save configuration

> PoE management

> Total PoE power budget control

> Per port PoE function enable/disable

> PoE port power feeding priority

> Per PoE port power limitation

> PD alive check

> Switching

> Hardware-based 10/100/1000Mbps auto-negotiation and auto MDI/MDI-X

> Flow control for full duplex operation and back pressure for half duplex operation

> 9216bytes packet size

> Integrates address look-up engine, supporting 8K absolute MAC addresses

> IEEE 802.1Q VLAN transparency

> Automatic address learning and address aging

> Hardware

> 19-inch desktop size, 1U height, rack mountable

> 2-inch color LCD with smart management functions

> LED indicators for system power, per port PoE ready and PoE activity, speed, Link/Act

> 3 silent fans to provide stable and efficient power performance

> Supports Energy-Efficient Ethernet (EEE) function (IEEE 802.3az)

> Supports contact discharge of ±6KV DC and air discharge of ±8KV DC for Ethernet ESD protection

> Supports ±6KV surge immunity