Hello @JaviDiez， May I double confirm more details about the DDNS not sending updates issue as follow? 1. Do you mean the public WAN IP is updated but the duckdns domain name resolves to a WAN IP...

Hi @Wynal， Thanks for such detailed information! Please confirm if you have enabled IPsec PassThrough in ALG on the ISP Router. And confirm if the Server IP you typed in is the ISP Router's WAN IP...

Hi @SausageJuggler, Then it means you need to open the port for these services based on the VPN, but it doesn't support choosing the VPN Interface when you set the port forwarding. You may open a...

Hi @jxis, Please refer to this article to do some troubleshooting: OC200 gets wrong System Time and Date via NTP Server Did you use an NTP Server on the controller?

Hello @Wynal, Thanks for your reply. Could you change the DNS to blank or 8.8.8.8/8.8.4.4 for testing? Please confirm if the Pre-Shared key is correct, and you may refer to this article to do some...

Hello @kogan, Thank you so much for taking the time to post the issue on TP-Link community! To better assist you, I've created a support ticket via your registered email address, and escalated it to...