Dear users! I have postfix server with SMTP authentication.
My client's are using MS outlook for sending/receiving emails. my domain name is = foo.com but i am facing a very strange problem. If someone change his/her identity like ([email protected]) to [email protected]. Then my mail server send his/her email as [email protected] anywhere. Would you please help how i can stop this. I want user only sent outgoing email using my domain name. I have attached my main.cf file please help me in this regards, Umar
main.cf
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