Reauthorise Windows Server DHCP with One Line of PowerShell

Reauthorise Windows Server DHCP with One Line of PowerShell

This will be a brief blog, as I am certainly not a DHCP expert or day-to-day administrator.  I do, however, run a DHCP server on Windows Server 2019 constantly in my lab environment, but sometimes encounter a problem whereby the server is no longer authorised, and when I use the GUI to do so, I get the error the specified servers are already present in the directory service. The PowerShell I use to resolve…