Thank you @Andone! That's great. PIA supports inbound connections via L2TP and PPTP, so that will work great! With your advice, I think I'll order one and see if I can get it configured as mentioned...

Hello, I am trying to find a solution for a customer, but it is not clear if I'm going to be able to do what they need without going to full enterprise grade hardware (which they cannot afford). They...