Server configuration

OS Centos 5.xx

SMTP exim / dovecot

I would like to know how to protect my server from smtp relay attacks.

Currently my server is experiencing smtp relay attack because of which it is sending spam mails i can't get how, i suspect it is smtp auth relay attack.



Check http://wiki.exim.org/FAQ/Policy_controls/Q0742 . What version of Exim are you using?

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