To reconfigure network, you could connect to the device with web browser:
Then go to Configure Network, and choose existing WiFi network. You could check on the router, what address was gives to the specific MAC address, or use USB interface and seusb.exe application to query the WiFi module about its current network address.
For procedure to monitor active WiFi module on the network look at the page: Network server console
The K-Box USB control application is available here: seusb.exe.zip
Download above file, then extract the executable file from it.