im useing out look 5 to get my ar15 email and i can recve it just fine but when i send it get a
The message could not be sent because one of the recipients was rejected by the server. The rejected e-mail address was 'firstname.lastname@example.org'. Subject 'test', Account: 'mail.ar15.com', Server: 'mail.ar15.com', Protocol: SMTP, Server Response: '550 not local host hotmail.com, not a gateway', Port: 25, Secure(SSL): No, Server Error: 550, Error Number: 0x800CCC79
any cule on what to do?