Every Azure VM you create has at least one IP address, and often two. Knowing which one does what is the difference between a VM that works on the first try and an evening spent wondering why your website won't load. The short version: the private IP is how your …

FQDN stands for Fully Qualified Domain Name. It's the complete, unambiguous address of a host on the internet — every level of the domain hierarchy spelled out, right up to the top-level domain. When you deploy something to the cloud and get back a long, auto-generated URL, that URL is an …

You Built Something Cool. Nobody Else Can See It.

Picture this: you've just built a little app on your laptop. It works perfectly — in your browser, on your machine. Excited, you send the link to a friend so they can try it out.

They click it. Nothing loads.

What happened …