Model 4293 allows sharing of 4 LC fiber optic networks or devices from one computer or network with secure offline position to stop any and all data throughput for switch. Additionally, key lock functionality is provided for inhibiting or permitting pushbutton control. Switch may be controlled manually with 5 front panel pushbuttons or remotely via DB15 Remote port on rear. Ports are transparent to all data, and remote contact closure control and status provides dry contact logic commands.