CISCO IE-5000-12S12P-10G, SD card reader, Installed Size 1GB, Capacity NAT translations: 256, IGMP groups: 1000, RADIUS clients: 4, VLANs supported: 1005, Gigabit Ethernet, Rack-mountable, Ports-28, Optional, MTBF 390,190 Hours. The Cisco Industrial Ethernet (IE) 5000 Series Switches with four 10 Gigabit Ethernet uplinks and 24 Gigabit Ethernet downlinks is a rack mount, ruggedized switch that provides Layer 2 and Layer 3 line rate aggregation and copper Power.