Seeing authentication failures regularly in maillog

[Philip Prindeville]

Alexander Dalloz wrote:

>Am Do, den 17.11.2005 schrieb Philip Prindeville um 23:42:
>
>  
>
>>I'm seeing transactions like the following being logged in maillog:
>>
>>Nov 17 06:26:46 mail sendmail[23544]: NOQUEUE: connect from 
>>localhost.localdomain [127.0.0.1]
>>Nov 17 06:26:46 mail sendmail[23544]: AUTH: available mech=DIGEST-MD5 
>>ANONYMOUS CRAM-MD5, allowed mech=EXTERNAL GSSAPI DIGEST-MD5 CRAM-MD5 
>>LOGIN PLAIN
>>Nov 17 06:26:46 mail sendmail[23544]: jAHBQkxI023544: Milter: no active 
>>filter
>>Nov 17 06:26:46 mail sendmail[23544]: STARTTLS=server, 
>>relay=localhost.localdomain [127.0.0.1], version=TLSv1/SSLv3, verify=NO, 
>>cipher=DHE-RSA-AES256-SHA, bits=256/256
>>Nov 17 06:26:46 mail sendmail[23544]: STARTTLS=server, cert-subject=, 
>>cert-issuer=, verifymsg=ok
>>Nov 17 06:26:46 mail sendmail[23544]: AUTH: available mech=LOGIN 
>>DIGEST-MD5 PLAIN ANONYMOUS CRAM-MD5, allowed mech=EXTERNAL GSSAPI 
>>DIGEST-MD5 CRAM-MD5 LOGIN PLAIN
>>Nov 17 06:26:46 mail sendmail[23544]: ruleset=trust_auth, 
>>arg1=root at mail.redfish-solutions.com, relay=localhost.localdomain 
>>[127.0.0.1], reject=550 5.7.1 <root at mail.redfish-solutions.com>... not 
>>authenticated
>>Nov 17 06:26:46 mail sendmail[23544]: jAHBQkxJ023544: 
>>from=<root at mail.redfish-solutions.com>, size=2549, class=0, nrcpts=1, 
>>msgid=<200511171102.jAHB2IWk023430 at mail.redfish-solutions.com>, 
>>proto=ESMTP, daemon=MTA-v4, relay=localhost.localdomain [127.0.0.1]
>>Nov 17 06:26:46 mail sendmail[23545]: jAHBQkxJ023544: alias 
>><root at mail.redfish-solutions.com> => philipp
>>Nov 17 06:26:46 mail sendmail[23430]: jAHB2IWk023430: to=root, 
>>ctladdr=root (0/0), delay=00:24:28, xdelay=00:00:00, mailer=relay, 
>>pri=32250, relay=[127.0.0.1] [127.0.0.1], dsn=2.0.0, stat=Sent 
>>(jAHBQkxJ023544 Message accepted for delivery)
>>Nov 17 06:26:46 mail sendmail[23545]: jAHBQkxJ023544: to=philipp, 
>>delay=00:00:00, xdelay=00:00:00, mailer=cyrusv2, pri=32847, 
>>relay=localhost, dsn=2.0.0, stat=Sent
>>Nov 17 06:26:46 mail sendmail[23545]: jAHBQkxJ023544: done; 
>>delay=00:00:00, ntries=1
>>
>>
>>Any idea why that is?  Does it represent a failure?  Or is the message being
>>redelivered without authentication?
>>
>>And why is authentication required on the loopback address?
>>
>>-Philip
>>    
>>
>
>Make sure your /etc/mail/access contains at least
>
># by default we allow relaying from localhost...
>localhost.localdomain           RELAY
>localhost                       RELAY
>127.0.0.1                       RELAY
>
>Alexander
>
>
>  
>

It does, so that's not the problem...

-Philip