As mentioned in my previous post about configuring Windows Server 2012 Core, you have multiple options. One is sconfig, but the preferred method is using PowerShell. PowerShell is a really powerful scripting language and Microsoft is pushing the use in all of their products.
In this post, I will describe how to configure your Windows Server 2012 Core installation using PowerShell. I will describe how to change your computername, set the IP address and join your server to the domain.