IT Works REPW300 Mode D'emploi page 12

Step 4 Select Obtain an IP address automatically when the device is in Router mode.
When the device is in other modes, set the IP address of your computer to
192.168.100.X (X is an integer in the range of 2 to 253), and the MAC address
to 255.255.255.0. Set the gateway and the IP address of the DNS server. You
can leave them blank if you do not know information about the gateway and
DNS server. Click OK.
Note:
After finish configuring the device, the domestic gateway can set the Internet
protocol for the PC's network adapter. Set the IP address and DNS server to obtain an
IP address automatically as shown in the figure above.
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