Tips for setting up a small private Discourse behind a firewall?

Listen, I may not be an expert in networking but I am an expert in learning new skills :slight_smile: :saluting_face:

That said, I do need to get the IT department involved at some point regardless because certain steps are beyond my control. But I need to know what those steps are in advance so I know what to ask for, hence the purpose of making this topic and trying to understand the details.