The message could not be sent because one of the recipients was rejected by the server. The rejected e-mail address was ***@***.co.za. Subject 'test', Account: 'Mail', Server: 'smtp.dsl.telkomsa.net', Protocol: SMTP, Server Response: '554 Service unavailable; Client host [165.165.113.**] blocked using rbl.saix.net; 1135231800 Suspected open relay see http://www.saix.net/smtp/rbl-faq.html', Port: 25, Secure(SSL): No, Server Error: 554, Error Number: 0x800CCC79
Can some one explain, I are noob
I have setup a local mail server on my lan to fetch. We in turn set all mail to the lan mail server which relay's it using smtp.dsl.telkomsa.net. Is this not allowd or something?