Equipped with 24 auto-sensing 10/100/1000 Mbps RJ45 Gigabit Ethernet ports, this switch from Intellient offers plenty of performance for your computers, servers and other networking devices. In addition, 2 small form-factor pluggable GBIC module slots (SFP) provide fiber connectivity for greater distances. These are not shared combo-ports, but true Gigabit ports, pushing the total available bandwidth up to 52 Gbps. ? 10/100/1,000 auto-sensing ports automatically detect optimal network speeds;? 2 small form-factor pluggable GBIC module slots (SFP);? All RJ45 ports with Auto-MDIX (auto uplink) support;? Supports NWay auto-negotiation;? Store & forward switching architecture;? Full/half duplex operation;? Complies with the IEEE 802.3az (Energy Efficient Ethernet EEE) specification;? Green Ethernet power-saving technology deactivates unused ports & adjusts power levels based on the cable length;? Supports 802.3x flow control for full duplex mode & collision-based backpressure for half duplex mode;? Supports jumbo frames 9kB;? 512kB buffer memory;? Supports up to 8K MAC address entries;? Fanless design ideal for silent operation;? Supports MAC address auto-learning & auto-aging;? 3-year warranty;? Includes 19 rack-mount brackets;