So I had sent out a pre-configured box to a client site that should have been ready to go. The onsite contact was going to install it for me the next weekend but something came up and they could not do the work. So it ended up sitting there for over a month.
Now the other day we had the chance to get it up and running and it all worked out of the box for the most part. IP for the interfaces was perfect, branch office VPN connections that were pre-configured came up properly and all indications were that everything was working fine. But I could not get into the management. I could not login to SSL vpn. I could not get any of the watchguard management server tools to connect and I could not connect to the web-UI remotely or from their local trusted subnet. It just gave me connection refused errors. When doing tests with telnet client...