Re: connection timed out

Ronald Warner wrote:

>Good day.
>
>our problem started last week. postfix suddently could not send
>Internet email but can recieve them.
>
>when we checked maillog, we get the following:
>May 16 19:11:24 svr1 postfix/smtp[1876]: connect to
>mailin-01.mx.aol.com[205.188.155.89]: Connection timed out (port 25)
>May 16 19:11:24 svr1 postfix/smtp[1876]: 78B50A0366:
>to=<balatinsayo@aol.com>, relay=none, delay=271429, status=deferred
>(connect to mailin-01.mx.aol.com[205.188.155.89]: Connection timed
>out)
>
>we have checked the firewall and iptables -- port 25 is allowed.
>checked main.cf -- it was not modified. checked rbls.org -- our ip is
>not blacklisted. i was able to test telnet to a mail server at port
>25 -- i was able to send email thru telnet.
>
Did you try telnet with exactly the same things that postfix does? i.e.
use EHLO with the heloname used by postfix and so on.
did you manage to send mail via mailin-01.mx.aol.com with telnet?