@MR.S That seems to be the issue. After changing the IP Pool everything now works.

@Clive_A My WAN is nothing special. The only thing connected to my ISP's modem is the ER605. So, the network architecture goes like this: 1) The ISP's modem with DDNS setup and port forwarding the...

@MR.S Tried both, none of them worked.

I've tried everything I could think of. Resetting the router and configuring it from the beginning, Creating a new DDNS domain, Downgrade the firmware to v2.0.0 where it used to work (it did not work...

@MR.S @Clive_A I've tried both ways with comp-lzo adaptive and comp-lzo without any success, unfortunately. My OpenVPN Connect client is v3.5

Hi everyone, I just upgraded my ER605 firmware from 2.0.0 to 2.2.4, and my OpenVPN setup doesn't work anymore. The ER605 is behind a modem (on the NAT port) on which dynamic DNS is set up. I have...