@Lempiz Ok, I'll take a crack at these :) 1) What are the best positions for the antennas if I want to have mainly vertical coverage? This is exactly the kind of antenna research area that has never...

@Bangiel Can you ping IPs in one subnet from IPs in the other? If so, at least your routing is good. If your application depends on broadcast traffic to 'announce' services, such as Bonjour, then...

@Pawan_Wagh Delete all your ACL entries (keep the Forwards and Reservations), and reboot the router. Does it work now?

@NathanJPhillips What VPN type are you using? I use L2TP/IPsec and they always come back up, no matter which end I bounce.

@gwbuk Similar to above, I reverse proxy via my NAS which is set up with a Let'sEncrypt auto-renew cycle. Just another reason to toast the OC200 and roll your own PI-based controller...then you can...

@mrismontic A few approaches come to mind: 1. replace the OC200 with a TPlink Cloud Controller, manage both sites in the cloud 2. link the two sites via Client-Server VPN tunnel (I suggest...