If you want to control how DHCP addresses are given out, you can do so with the help of Ubuntu Server.

Click "Install" on the "Confirm Installation Options" page to complete installation of the server roles. Click "DHCP Server" under the Roles header in the left pane of the Server Manager window.

When you install the DHCP server, it displays a wizard after finishing the installation so that you can set things up as per your requirements.

Pop Quiz Pop Quiz: Windows Server 2012 DHCP Address Management Applies to the “Deploy and Configure Core Network Services” objective of Exam 70-410. By Andy Barkl 02/12/2013 Q: A company's network ...

Getting to the question, our internet and network setup has our server (Server 2008 R2) setup as both the DHCP and DNS server while using a Watchguard Edge firewall for the NAT.