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RE: [cobalt-users] Help interpreting message in /var/log/maillog
- Subject: RE: [cobalt-users] Help interpreting message in /var/log/maillog
- From: "Dan Kriwitsky" <webhosting@xxxxxxxxx>
- Date: Thu Feb 15 11:49:18 2001
- List-id: Mailing list for users to share thoughts on Cobalt products. <cobalt-users.list.cobalt.com>
> Can someone please tell me what the following message means. This
> error has
> been appearing every few minutes for the last couple days. Is
> someone trying
> to relay spam through my server? How do I make this go away?
>
> Feb 15 11:36:12 www sendmail[3878]: LAA03878:
> from=<larry@xxxxxxxxxxxxxxx>,
> size=0, class=0, pri=0, nrcpts=0, proto=ESMTP, relay=[63.164.34.195]
> Feb 15 11:37:32 www sendmail[3909]: LAA03909: ruleset=check_mail,
> arg1=<larry@xxxxxxxxxxxxxxx>, relay=[63.164.34.195], reject=451
> <larry@xxxxxxxxxxxxxxx>... Sender domain must resolve
>
>
Not sure why you're getting that error. steelman-js.com does resolve. That
error usually comes up when a fake reply address is used for a non-existent
domain. Maybe his domain has DNS problems.
--
Dan Kriwitsky