RE: Qmail SMTP timing out.
I had a similar problem. Without going into the details, mine was caused by the proxy dropping the connection. Have you tried snoop to watch the packets & spray to test for errors with netstat? Just a thought... -Mike > -Original Message- > From: Grant [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, June 27, 2001 1:13 AM > To: [EMAIL PROTECTED] > Subject: Qmail SMTP timing out.
Re: Qmail SMTP timing out.
How can I tell it not to reverse lookup 192.168.* I don't know why it has just started doing this. Obviously someone has changed something I'm not aware of.
Re: Qmail SMTP timing out.
Server is most likely unable to do a reverse DNS lookup on those clients. Jon On Wed, 27 Jun 2001, Grant wrote: > Qmail has been working perfectly up until yesterday. What I did was: > > echo 10485760 > /var/qmail/control/databytes and restarted qmail. > > While this is nothing major, ever since yesterday _some_ clients have been > reporting timeouts on sending emails. > > I telnet from the clients machine to port 25 of the mail server and I get > nothing. Whereas if I telnet locally to port 25 I get: > > Trying 127.0.0.1... > Connected to localhost.localdomain. > Escape character is '^]'. > 220 webster.conprojan.com.au ESMTP > > ps auwwx shows: > > root 29681 0.0 0.1 1124 92 ?S11:58 0:00 svscan > root 29682 0.0 0.0 1088 52 ?S11:58 0:00 supervise > qmail-send > root 29683 0.0 0.0 1088 52 ?S11:58 0:00 supervise > log > root 29684 0.0 0.0 1088 52 ?S11:58 0:00 supervise > qmail-smtpd > root 29685 0.0 0.0 1088 52 ?S11:58 0:00 supervise > log > qmails 29686 0.0 0.3 1140 240 ?S11:58 0:01 qmail-send > qmaill 29687 0.0 0.0 11000 ?SW 11:58 0:00 [multilog] > root 29688 0.0 0.0 1152 60 ?S11:58 0:00 > /usr/local/bin/tcpserver -H -R -x /etc/tcp.smtp.cdb -u id -u qmaild -g id > -g qmaild 0 smtp /var/qmail/bin/qmail-smtpd > qmaill 29689 0.0 0.4 1104 264 ?S11:58 0:00 > /usr/local/bin/multilog t /var/log/qmail > root 29692 0.0 0.1 1100 72 ?S11:58 0:00 > qmail-lspawn ./Maildir > qmailr 29693 0.0 0.1 1100 100 ?S11:58 0:00 > qmail-rspawn > qmailq 29694 0.0 0.1 1092 92 ?S11:58 0:00 qmail-clean > > It suggests to be a resolving issue. But I haven't changed anything else > except for databytes. >