Finally we change the Network - lan settings. Select LAN connection unless you're using something different:

Select the network interface you want to configure (normally eth0):

We want to assign a static IP address to our network interface (remember, we're installing a server...), so we do not want to get an IP address using BOOTP or DHCP. Therefore we choose Manual configuration:

Now enter the IP address and a Netmask:

Enter the Host name (e.g. server1.example.com), up to three DNS servers (e.g. 145.253.2.75 and 193.174.32.18) and the Gateway:

You can leave the field Zeroconf Host name empty:

Do not allow users to start the connection. It's a server, and servers are always online (at least, they should be...):

We've now made all necessary configurations, so we can leave the summary screen by clicking on Next:

Now you can download the latest updates:

The installation is now finished, you can now remove the CD or DVD and reboot the system:

On to the configuration...