@DougLife How about Clone the MAC address for ER7206 on Controller's page? Also change MTU into 1450 or any smaller number. By the way, what is the internet dail up way, is PPPOE or Dynamic IP?

@dagoosemusic Hi there has beta firmware on this topic, you can have a try. https://community.tp-link.com/en/business/forum/topic/265390

@Gerasimos This router cannot support open VPN. The UDP protocol supports the connection from behind the NAT device. It is not a web-based VPN software, nor does it work with Compatible with IPsec...

@Gerasimos Can set up mutil Primary WANs, but we can only set up one Back up WAN port for the Load Balance router. If you are afraid of losing setup for the router, you can save the configuration...

@Luds If you have only one VPN router and make it woks as L2TP VPN server, then all the devices in LAN will only go through the WAN port to transmit data by default. The VPN is for devices "out of...

@userNAC The EAP can only get power from a very short cate 5e cable and the negotiation speed is abnormal. How about when you using POE injector and then log in its web management page to check the...