On Tue, Sep 24, 2013 at 11:00:35PM +1000, Richard Kernahan wrote: > Hi All, > OpenSMTPd from the OpenBSD 5.3 i386 release is installed, and outgoing mail > is stuck in the queue, unable to find the MX server to relay to. What I find > confusing is that some emails have been relayed (after some delay). > > tcpdump reports that smtpd is sending 3 UDP messages to the name server, but > when the reply arrives for the first request, an ICMP port unreachable > message is returned, indicating the first port is unreachable. > I suspected pf (I always suspect pf :-) but when using dig, we see the MX > query and the UDP reply is accepted. The difference I see is that dig sends > only one request instead of 3. > In both cases (smtpd and dig) `systat states` shows the UDP states. > It *looks* like smtpd is no longer listening for a response on the first > request's port. I don't see a response to the second and third requests. > > Does anything in the following configuration appear wrong or questionable? > Does smtpd making 3 DNS requests seem reasonable? What might cause it to stop > listening for a response? >
Sorry for the delay, I forgot about your mail :-) Does it still happen if you add domain to the tcpserv macro in your pf.conf ? -- Gilles Chehade https://www.poolp.org @poolpOrg -- You received this mail because you are subscribed to [email protected] To unsubscribe, send a mail to: [email protected]
