bash$ exim -v -M 11xYOT-00014R-00
delivering message 11xYOT-00014R-00
LOG: 0 MAIN
== xxx@??? R=lookuphost defer (-1): host lookup did not complete
bash$ host -t MX ixl.com
ixl.com MX 100 mailconn2.ixl.com
!!! ixl.com MX host mailconn2.ixl.com is not canonical
ixl.com MX 10 mailconn1.ixl.com
!!! ixl.com MX host mailconn1.ixl.com is not canonical
bash$ host -x -t A mailconn2.ixl.com mailconn1.ixl.com
mailconn2.ixl.com CNAME srvntsxconn2.toc.ixl.com
srvntsxconn2.toc.ixl.com A 216.99.0.137
mailconn1.ixl.com CNAME srvntsxconn1.toc.ixl.com
srvntsxconn1.toc.ixl.com A 216.99.0.136
Hm, will Exim refuse to deliver when an MX points to a CNAME then?
I know it's bad DNS, but I would have thought it was fairly
common. <bigotry> And it's an NT system, so trying to explain it is
probably a waste of time :} </bigotry>
SRH
--
Steve Haslam, Production Engineer, Excite UK steve.haslam@???
i sit and stare at the gun pointed at my head
and think about all the possibilities