Cisco IE-2000-4T-G-B Gigabit Ethernet, Switch - 6 ports - managed, Port 4 x 10/100 + 2 x 10/100/1000, Forwarding performance (64-byte packet size): 6.5 Mpps, Capacity Virtual interfaces (VLANs): 255, RAM 256 MB, Flash Memory 64 MB, Interface 4 x 100Base-TX RJ-45 ¦ 2 x 1000Base-T RJ-45, Expansion Slots 1 (total) / 1 (free) x SD Memory Card, MTBF 374,052 hours. The Cisco Industrial Ethernet 2000 (IE 2000) Series is a range of compact, ruggedized access switches that handle security, voice, and video traffic across industrial networks.