Hey guys,
I have 2 clients that have trouble sending mail...
SMTP server: smtp.neomail.co.za
They get this error: Error 550 5.7.1 IP has been blocked.
But only one user gets this, other people are still able to send within the same company.
Any ideas?
I have 2 clients that have trouble sending mail...
SMTP server: smtp.neomail.co.za
They get this error: Error 550 5.7.1 IP has been blocked.
But only one user gets this, other people are still able to send within the same company.
Any ideas?