@dudasm Hi, can you confirm if the DDNS server updated? If you disable DDNS settings and enable it, will it update? Do you have a screenshot to show your issue?

@Ortofan ER7212 itself is a NAT device. As long as you don't set port forwarding entry, the device is not accessible from the WAN side by default, which is what NAT is for.

@MugiwaraWorker Maybe the quantity issue. What about adding the ACL rules one by one? And seeing when the issue starts to occur, how many rules are added in total?

@sprocket13 Hi, there is a small issue: sprocket13 wrote As I can't get L2TP working because of this "send all traffic" issue (even tried a "Policy Routing" "transmission" to force all VLAN traffic...

@Seaquest47 Hi, can you still see the SSID of EAP650? If you can log in to the web page, you can upgrade firmware to the latest: https://www.tp-link.com/support/download/eap650/v1/#Firmware

@neillybeg A POE switch could be necessary, I didn't see any words that the EAP can be powered by the power cable. See the Spec: