Install DHCP on your server by adding roles and features and selecting DHCP, you can go through clicking next for now and it will install all we need.
Once installed bring up the DHCP gui.
Select your server and IPv4, right click and hit New Scope…
Name the Scope
Now we configure the start range and end range for our IP addresses
Now we can see the scope on IPv4
Log into the user machine and select auto for the network card properties
Open CMD and type ipconfig /release (removes preexisting ip address information)
Whilst in cmd type ipconfig /renew and it will grab the IP off the current DHCP allocation
Internet should be available and so should your server shares