The company has a wide range of products, produces a single operating system for all of them, has an active community and large number of third party app packages. If you changed the default ports from 5000/5001, you will have to put the HTTPS port there. Suppose you have edited your nf file and when restarting the service it just show start
Some times we need to check the status of a service if it is running or not to cross verify something on server. This is a small 'How to' for checking a service is running in the server or not.