Scenario:
SMTP 5.7.1 Error when sending an email, What does it mean?
Solution:
SMTP 5.7.1 Error message indicates the recipient may have mailbox restrictions which mean the delivery of your email is not permitted.
SMTP 5.7.1 Error when sending an email, What does it mean?
SMTP 5.7.1 Error message indicates the recipient may have mailbox restrictions which mean the delivery of your email is not permitted.
