@SinvalJunior We have reported the issue to the support engineers, they will likely reach out to you via email to continue to troubleshoot your issue.

@SinvalJunior Is the WAN IP address on the C80 the same as on the other routers? This will be required further analysis, we would like to follow it up via email, please confirm.

@holycima Hi, are you able to login to the router web or ping the IP address of the router after connecting to the VPN server? If you can ping the router IP from the outside network, that means the...

@spooky3do Hi, if you can ping the router IP from the outside network, that means the settings about OpenVPN on the router is successful, and the router doesn't block anything now. It is suggested to...

@terziyski Thank you very much for pointing out that there is already a new official firmware for the Archer C6/A6(US)_V2 on the official website, I will update the OP. Regarding the new official...

@nicolasdeppe Thanks for the system log. Try to enable Get IP Unicast DHCP on the router. Under the Advanced tab, choose Network > Internet > Get IP Unicast DHCP, then save and reboot the router: If...