I-Data ReRouter - Manual (Page 58)

Testing Connection to Remote Device
ida ReRouter
58
Network
Tick the field "Enable LAN Adapter 0" and define the IP address for the
PC and subnet mask.
Routing
NOTE:
Routing is only defined if connection is made to multiple IP network.
When configuration of the TCP/IP protocol is completed, you must
confirm the configuration. Press ALT+ F4 or make a double click in the
top left corner of the actual screen.
Then select "SAVE" to save the TCP/IP configuration.