But I don't want to white list all Google or MS email servers by IP as that is where lots of spam comes from.
I only want to white list people or domains I get emails from regularly
However if these people use Google or MS then the IP is always changing and they get caught in a greylist loop
The email filtering has been working fine for ages, however now lots of our customers have moved to online hosting of email services with Google or MS we are finding that to many emails are being forever greylisted. The domain for the customer is in the whitelist in who objects but I can see the...