Mailscanner/Sendmail Relaying has stopped!!
taz at taz-mania.com
Tue Feb 21 23:02:08 GMT 2006
Have there by any chance been any firewall changes?
Johnny Stork wrote:
> Well I dont know what happened today but here is my setup.
> gateway machine (running MailScanner on RHES4) which accepts all mail
> for the domain mydomain.ca
> This machine is out on the DMZ and so sendmail has a routing table
> entry to send all mail for our domain, back into an internal Scalix
> Mail server. Below is a "normal" maillog entry when it was working.
> You can see the mail getting relayed correctly to the internal mail
> server, penguin.mydomain.ca.
> Feb 19 04:23:15 gateway sendmail: k1JCN1uL020946:
> to=<stork at mydomain.ca>, delay=00:00:13, xdelay=00:00:00, mailer=esmtp,
> pri=177672, relay=penguin.mydomain.ca. [192.168.1.3], dsn=2.0.0,
> stat=Sent (Ok)
> But now, for some reason, MailScanner/Sendmail is not relaying the
> mail it receives, back into the primary mail server,
> penguin.mydomain.ca? Instead it is trying to send it back out to
> itself basically
> Feb 21 14:20:06 gateway sendmail: k1LMHrqI011613:
> to=<stork at mydomain.ca>, delay=00:02:12, xdelay=00:02:00, mailer=esmtp,
> pri=177260, relay=smtp. mydomain.ca [188.8.131.52], dsn=4.0.0,
> stat=Deferred: Connection timed out with smtp.mydomain.ca.
> All my mail is piling up in the sendmail que. Any suggestions??? I am
> in panic mode
> Johnny Stork
> Information & Technology Manager
> Provincial Blood Coordinating Office
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