Managed Device Server Switch4 x RJ-45, 10 Mbit/s, 100 Mbit/s2 x 100/1000 Mbit/s SFP transceivers supported, Ethernet FX (LC) or TX SFP (RJ-45)1 x RJ-45, RS-232: 50 bit/s – 115.2 kbit/s1 x RJ-45, RS-232/422/485: 50 bit/s – 2 Mbit/s