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Cannot send mail. “503 AUTH command used when not advertised”
Recent changes in PCI Complinace have required us to make changes in the outgoing mail authentication method of our e-commerse servers. A common error message you'll see when affected are as follows:
"Error: 503 #5.3.3 AUTH not available"
"503 AUTH command used when not advertised"
Our outgoing server connections now ...
