Network lost connection after enabling Proxmox Mail Gateway and encountering DNS issues

Hi everyone,

I recently installed and enabled Proxmox Mail Gateway, but right after doing so, my network lost connection. When I try to ping google.com from a client machine in the network, it returns the error: "Ping request could not find host google.com. Please check the name and try again."

I have configured to route from a DrayTek router into Proxmox Mail Gateway via port 25, and then from PMG, it forwards to a Mail Exchange server within the same network segment. However, I’m unable...

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