SMC Networks Barricade SMC2404WBR - Manual (Page 47)

Step 2: Right-click your Local Area Connection and click "Properties".
Figure 1.1
Step 3: Click “Internet Protocol TCP/IP” and click “Properties”. Select the "Use
the following IP Address" option and insert an IP address that is not in the range
of the DHCP LAN address. For example, you might want to insert 192.168.2.50
for the IP address if the DHCP LAN address pool is 192.168.2.100 to
192.168.2.199. The gateway and preferred DNS server will be 192.168.2.1.