@c-ta When setting up the Site-to-Site VPN between the routers, did you ensure to specify the VPN subnet as well as the LAN subnet when it comes to Local Networks? Please see the screenshot as an...

@c-ta From a PC behind the ER7412-M2, can you ping the cameras? Just to show that the Site to Site VPN is functioning between the routers.

@GERichard Unfortunately, I don't have any news regarding why it has not been made available through the controller cloud update channels. If I get any news regarding that, I'll be sure to share with...

@Unraider Seems the ER7206 V1 is EOL, unfortunately.

@GERichard Yes, that firmware update resolves the security issue.