Gentoo Archives: gentoo-server

From: Stephen Fromm <stephenf@××××.net>
To: gentoo-server@l.g.o
Subject: Re: [gentoo-server] Strange message in qmail-smtp
Date: Mon, 05 Dec 2005 16:59:05
Message-Id: 1133801730.10578.10.camel@localhost
In Reply to: [gentoo-server] Strange message in qmail-smtp by Yousef Raffah
1 On Mon, 2005-12-05 at 14:54 +0307, Yousef Raffah wrote:
2
3 > Basically I'm getting:
4 > @40000000439420670c8b921c delivery 6: deferral:
5 > User_and_password_not_set,_continuing_without_authentication./216.75.195.163_does_not_like_recipient./Remote_host_said:_451_DNS_temporary_failure_(#4.3.0)/Giving_up_on_216.75.195.163./
6
7 > The second part (Remote_host_said:_451_DNS_temporary_failure_(#4.3.0))
8 > which shows a problem in DNS settings but I can't see any problem with
9 > my DNS settings! Could it be something else?
10
11 It is possible that the remote site (which appears to be 216.75.195.163)
12 is complaining that your forward and reverse records do not match. I've
13 seen some sites add this sort of check to their MTA and temporarily
14 reject mail based on that.
15
16 Assuming the mail exchange involved mail1.savola.com or
17 mail2.savola.com, you may want to fix this anyway:
18
19 $ host mail1.savola.com.
20 mail1.savola.com has address 212.12.174.3
21 $ host mail2.savola.com.
22 mail2.savola.com has address 212.100.209.92
23 $ host 212.12.174.3
24 Host 3.174.12.212.in-addr.arpa not found: 3(NXDOMAIN)
25 $ host 212.100.209.92
26 Host 92.209.100.212.in-addr.arpa not found: 3(NXDOMAIN)
27
28 .sf
29
30 --
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