@AJC01 first you should get the vpn up and running then you can concentrate on ports then. but to block and open ports you use acl which is also described in the manual i would think

@AJC01 you want IPsec site to site, or lan to lan as it is called in stand alone, It's pretty simple, make sure you have a public IP address on both routers, then go to page 153 in the manual. I...

@William_Wong you can't mirror a port with itself, choose one of the other ports

@Berg-UA Have you tried adding a picture, nothing is there?

@Balham look at this link, I have the same problem with an access point that is mounted outside, to prevent others from connecting to the cable I followed this guide...

@Daggett @Clive_A Unfortunately, I don't have many more tips to offer, seems like a case for TP-Link support.