Go do admin.vilfo.com
Enter the IPv4 address you've received fron your ISP into the IPv4 address field
Select the Subnet mask you've received from your ISP into the Subnet mask field. If you can not find the subnet mask from the drop-down, select the value 255.255.255.224.
Enter the Gateway address you've received from your ISP into the Gateway field
Enter the DNS address you've received from your ISP into the DNS field.
If applicable, check Configure IPv6 Settings and repeat steps 2-5 for IPv6.
Press Update