On 04/06/2012 12:28 AM, Rafiqul Islam wrote:
My question is too many unknown user sending mail using my
MTA(Postfix)
so that hotmail,google reject mail from my
domain(mail.navigation.com
<
http://mail.navigation.com> and IP:202.53.168.75) and i don't know how
to stop this unexpected outgoing mail.
Close incoming Port 25 and tell sendmail to accept mail only from
127.0.0.0. HTH, HAND.