What porn did they take with them?
Whispers in The Wind, To Each His Own, Put it Where it Doesn't Belong, My Pipes Need Cleaning, All Tit Fucking, Volume Eight, I Need Your Cock, Ass Worshipping Rim Jobbers, My Cunt And Eight Shafts, Cum Clean, Cum Gargling Naked Sluts, Cum Buns III, Cumming in Socks, Cum On Eilene, Huge Black Cocks With Pearly White Cum, Girls Who Crave Cock, Girls Who Crave Cunt, Men Alone II: The KY Connection, Pink Pussy Lips, and oh yeah, All Holes Filled with Hard Cock.
Just a general suggestion here, as a first step, do some diagrams of your environment. Start with a general diagram and work from the top down to more specifics. Consider what goes into like buckets of use cases, and where use cases are different. All this vlan & firewall talk is downstream of design intent.