Yes, if you can not run the real thing locally you should not be touching a production system at all. I worked in so many places where nobody knew how the syst

Yes, if you can not run the real thing locally you should not be touching a production system at all. I worked in so many places where nobody knew how the system worked and the most invaluable thing I do is to bring the production system into localhost. It pays off real quick and people get amazed how fast I can solve long standing issues in the system by using tcpdump and co.