He said he has no idea how but they made him try anyways.
Uh, I’ve been present when such a thing happened. Not in the military, though. Guy should install driver on a telephone system, despite not being a software guy (he was the guy running the wires). Result: About as bad as expected. The company then sent two specialists on Saturday/Sunday to re-install everything.
Been there, seen that, on an Arena browser on a black-and-white X terminal.