This is pretty typical for universities. They don’t want the airwaves clogged, doubling up NAT can lead to networking wonkiness, and they don’t want you giving university network access to unauthorized folks with an open AP.
When you say VR streaming, you just mean wireless from your PC to the headset, right? There’s a chance you could do that with an offline wireless router if the VR experiences you’re looking to play are single player.