canon 3200 series

I'm being driven mad with AirPrint not working from an OpenVPN Client connecting to OpenVPN Server(s) running on my ASUS AX88, Merlin Build 384.19. What's working: - 2x OpenVPN Servers (1 UDP on subnet XXX.YYY.51.00, 1 TCP on XXX.YYY.52.0) - Server Config. includes split tunnelling (LAN & WAN...