You can change the WAN and LAN IP addresses of your server from the User Control Console. Please view the article How to access the User Control Console.
Please note that the WAN and LAN IP addresses have to be on different IP subnets. Further details can be found in the article Decide how to integrate into your existing network
Please ensure that you take extreme caution when modifying the WAN and LAN IP addresses, as changing these settings can render your server inaccessible.
To change your LAN IP address
The LAN IP address is the IP address assigned to the LAN port on your server. This IP address will be used as the default gateway for all client devices on yournetwork
Step 1. Logon to the User Control Console
Step 2. Click on Settings at the top of the page
Step 3. Enter the new IP address
If you wish to manually enter the IP address, select No from the DHCP Enabled pull down menu.
Enter in the IP address and Subnet mask
Step 4. Click Confirm