@Clive_A thanks for the response. That's perfectly respectable. The only reason i would try it is to troubleshoot or confirm my configuration. The issue is the opaqueness of the ER605's behavior to...

TL/DR: Connecting to ER605 OpenVPN server from/through LAN side is NOT supported, nor does the device help you through this snag. In an effort to save others from the time and struggle... It's 2025....