On July 22, 2015 at 23:34, Wozman said...
...and then I have a pretty good idea of what needs to talk to what and how. It's easy to setup a new router with all essential port forwards and settings after you have a proper map of the network, unfortunately most IT guys will just assume things and not be that thorough..
Are you saying that most IT guys don't have the imagination to think beyond making physical connections? This stuff is immensely customizable. Ignoring that should be basis for losing a lawsuit, or at least losing payment for any and all work they did on the system, as well as paying the original installer to fix it.
Guys who come on scene later seem to think they know everything!