Follow-up with our solution: issue was caused by ASAs default SMTP
inspection rule; resolved by network admins by disabling SMTP inspection.
Kristjan
On Wed, Apr 29, 2015 at 4:51 PM, Kristjan Nii wrote:
> Thank you, Wietse ja Bill for your advice and tips (and patience); we were
> able to reso
Thank you, Wietse ja Bill for your advice and tips (and patience); we were
able to resolve the issue. In fact, it was still ASA-related.
Kristjan Nii:
> Thank you for your response!
> I viewed the some emails in the queue and did not see DKIM signatures in
> them. Also, our network guys confirmed, that ASA version is 7.3, which
> should be bug-free.
> Any other ideas or things I should/could check and test?
Other issues may have to
6:55:22 mailhost postfix/smtp[23649]: E2A36C84B2: enabling
PIX
workarounds: disable_esmtp delay_dotcrlf for x.x.x.x[x.x.x.x]:25
Apr 22 17:05:32 mailhost postfix/smtp[23649]: E2A36C84B2:
to=, relay=x.x.x.x[x.x.x.x]:25, delay=1999,
delays=1369/20/0.02/610, dsn=4.4.2, status=deferred (conversation
with
x[x.x.x.x]:25
> > Apr 22 17:05:32 mailhost postfix/smtp[23649]: E2A36C84B2:
> > to=, relay=x.x.x.x[x.x.x.x]:25, delay=1999,
> > delays=1369/20/0.02/610, dsn=4.4.2, status=deferred (conversation with
> > x.x.x.x[x.x.x.x] timed out while sending end of data -- message may be
>
st postfix/smtp[23649]: E2A36C84B2:
> to=, relay=x.x.x.x[x.x.x.x]:25, delay=1999,
> delays=1369/20/0.02/610, dsn=4.4.2, status=deferred (conversation with
> x.x.x.x[x.x.x.x] timed out while sending end of data -- message may be sent
> more than once)
The Cisco PIX (ASA) has a history of
Apr 22 16:42:13 mailhost postfix/smtp[22632]: E2A36C84B2:
to=, relay=x.x.x.x[x.x.x.x]:25, delay=600,
delays=0.02/0/0.01/600, dsn=4.4.2, status=deferred (conversation with
x.x.x.x[x.x.x.x] timed out while sending end of data -- message may be sent
more than once)
Apr 22 16:55:01 mailhost postfi
