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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: "Evans, Tim" <Tim_Evans@xxxxxxxxxxxxxx>
- Date: Thu Feb 15 18:48:39 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
Modern versions of sendmail will refuse to accept incoming mail from
addresses they cannot resolve via reverse DNS resolution. You can turn this
off, but probably don't want to. The real solution is for steelman-js.com
to get properly set up.
--
Tim Evans, T.Rowe Price Investment Technologies | tkevans@xxxxxxxxxxxxxx
11550 Cronridge Drive, Owings Mills, MD 21117
410-345-3174; Pager: 800-946-4646, PIN 1716638; FAX 410-345-3030