Key Features Inexpensive Fast Ethernet solution for SOHO/SMB Auto MDI/MDIX crossover for all ports Store-and-forward switching scheme Full/half-duplex for Ethernet/Fast Ethernet speeds IEEE 802.3x Flow Control Plug-and-play installation Switching fabric DES-1016D: 3.2 Gbps switching fabric DES-1024D: 4.8 Gbps switching fabric Standards IEEE 802.3 10BASE-T Ethernet (twistedpair copper) IEEE 802.3u 100BASE-TX Fast Ethernet (twisted-pair copper) ANSI/IEEE 802.3 NWay Auto-Negotiation IEEE 802.3x Flow Control IEEE 802.3az EEE function Protocol CSMA/CD Data Transfer Rates Ethernet: 10 Mbps (half duplex) 20 Mbps (full duplex) Fast Ethernet: 100 Mbps (half duplex) 200 Mbps (full duplex) Number of Ports DES-1016D:16 10/100Mbps Fast Ethernet ports DES-1024D: 24 10/100Mbps Fast Ethernet ports Topology Star Network Cables 10BASE-T: UTP CAT 3/4/5/5e (100 m max.) EIA/TIA-586 100-ohm STP (100 m max.) 100BASE-TX UTP CAT 5/5e (100 m max.) EIA/TIA-568 100-ohm STP (100 m max.) Media Interface Exchange Auto MDI/MDIX adjustment for all ports LED Indicators Per port: Link/Activity Per device: Power Transmission Method Store-and-forward MAC Address Table 8K entries per device MAC Address Learning Automatic update Packet Filtering/Forwarding Rates (half duplex) Ethernet: 14,880 pps per port Fast Ethernet: 148,800 pps per port RAM Buffer DES-1016D: 256 Bytes (2M bits) DES-1024D: 256 Bytes (2M bits) POWER Input 100~240 V AC 50/60 Hz internal universal power supply MTBF DES-1016D: 2,266,559 hours DES-1024D: 2,058,943 hours Operating Temperature 0 ˚ to 40 ˚C (32 ˚ to 104 ˚F) Storage Temperature -10 ˚ to 70 ˚C (14 ˚ to 158 ˚F) Operating Humidity 10% to 90% RH non-condensing Storage Humidity 5% to 90% RH non-condensing Dimensions (W x D x H) 280 x 125.8 x 44 mm (11.0 x 5.0 x 1.7 inches)