When sending an E-Mail I get the following message: 421 4.7.0 mail2.rb06.serverdomain.org Error: too many errors.
What does it mean and what to do about it?
When sending an E-Mail I get the following message: 421 4.7.0 mail2.rb06.serverdomain.org Error: too many errors.
What does it mean and what to do about it?