https://community.hpe.com/t5/operating-system-linux/quot-pretending-quot-to-be-another-mail-domain-on-rhel-2-1/m-p/3772681#M22901 Hi!<BR />My hostname is abc.bank.sa and changing it wouldn't be viable because OracleAS is installed there.<BR />I wish to send emails to the Internet through an automated Linux routine using a SMTP relay BUT, as long as current SMTP servers do reverse DNS, I do need to send emails as if machine's domain was bank.com.br<BR />What could I possibly do?<BR /><BR />Regards,<BR />Jose Mon, 17 Apr 2006 12:54:00 GMT Jose Goyana_3 2006-04-17T12:54:00Z https://community.hpe.com/t5/operating-system-linux/quot-pretending-quot-to-be-another-mail-domain-on-rhel-2-1/m-p/3772681#M22901 Hi!<BR />My hostname is abc.bank.sa and changing it wouldn't be viable because OracleAS is installed there.<BR />I wish to send emails to the Internet through an automated Linux routine using a SMTP relay BUT, as long as current SMTP servers do reverse DNS, I do need to send emails as if machine's domain was bank.com.br<BR />What could I possibly do?<BR /><BR />Regards,<BR />Jose Mon, 17 Apr 2006 12:54:00 GMT https://community.hpe.com/t5/operating-system-linux/quot-pretending-quot-to-be-another-mail-domain-on-rhel-2-1/m-p/3772681#M22901 Jose Goyana_3 2006-04-17T12:54:00Z https://community.hpe.com/t5/operating-system-linux/quot-pretending-quot-to-be-another-mail-domain-on-rhel-2-1/m-p/3772682#M22902 Shalom Jose,<BR /><BR />Quick and dirty: Set the Dj directive in /etc/sendmail.cf<BR /><BR />Make sure the public DNS records match the Dj statement.<BR /><BR />Djbank.com.br<BR /><BR />service sendmail restart<BR /><BR />SEP Mon, 17 Apr 2006 13:27:44 GMT https://community.hpe.com/t5/operating-system-linux/quot-pretending-quot-to-be-another-mail-domain-on-rhel-2-1/m-p/3772682#M22902 Steven E. Protter 2006-04-17T13:27:44Z