Enhanced EtherSwitch, L2, SM, 23 FE, 1 GE, Interfaces/Ports 23 x 10/100Base-TX LAN 1x 10/100/1000Base-T Uplink, Interfaces/Ports Details 23 x RJ-45 10/100Base-TX Network Auto-negotiation LAN 1 x RJ-45 10/100/1000Base-T Network Auto-negotiation Uplink, Data Transfer Rate 1.25 MBps Ethernet 12.50 MBps Fast Ethernet, 128 MBps Gigabit Ethernet