Does anyone know how to work exchange properly here? Its a massive topic and i'm just getting started with it.
But on sending email to certain domains, I get a SMTP protocol error.
Any ideas?
*i've tried google and Microsoft. its not much help.
jd2kuk wrote:Lmao! How the hell did you end up getting your server blacklisted?
Majik wrote:Quite a few mail servers will block SMTP traffic from low level ISP addresses in an attempt to reduce the amount of spam they have to filter.
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