Receive an error message when testing email notification. Using the built in SMTP function (no external SMTP relay).
Have read previous posts but the answer to previous posts is just a link to the manual. If I could figure it out from the manual, wouldn't be posting here.......
Error message reads,
Message repeats with the secondary DNS address.
I've disabled the firewall and anti-virus software to make sure they are not interfering.
The 18.104.22.168 DNS address is used by my ISP.