This ocurrs when emails masive coming in the ESA. So, one way to solve it, you have select "Bypass Receiving Control > YES" in the listener that you want.  Mail Policies > Recipient Access Table (RAT) > Listener >Select your listenerBypass Receiving ...

Hi! Error 1 : VPN is inactive due to Idle TimeoutOur peer sent a notification to the other peer, because the tunnel VPN doesn´t have traffic inside itself in the last 30 minutes (by default), so the Tunnel goes down. Error 2 : VPN is inactive due to ...