I/O ports and slots24 RJ-45 autosensing 10/100/1000 ports (IEEE 802.3 Type 10BASE-T, IEEE 802.3u Type 100BASE-TX, IEEE 802.3ab Type 1000BASE-T); Duplex: 10BASE-T/100BASE-TX: half or full; 4 SFP 1/10GbE ports; PHY-lesAdditional ports and slots1 dual-personality (RJ-45 or USB micro-B) serial console portPhysical characteristicsDimensions17.42(w) x 7.88(d) x 1.73(h) in. (44.25 x 20.02 x 4.39 cm) (1U height)Weight5.31 lb (2.41 kg)Performance1,000 MB Latency< 3.8 µs (64-byte packets)10 Gbps Latency< 1.6 µs (64-byte packets)Throughputup to 95.2 MppsSwitching capacity128 Gbps