On Fri, 2 Aug 2002, Kevin P. Fleming wrote:
> I've got an Exim 4.10 server with sender callout verification enabled in
> an ACL. Another server that I also maintain, for a different domain, is
> trying to send mail to the first server. The first server is reporting a
> temporary error: "Sender callout verification timed out". There is only
> one mail server for the sending domain, and I can't see _any_ attempt
> for sender verification arriving at the sending server.
The only way to track this down is going to be to run some debugging on
the 4.10 server.
> For some reason, Exim on the receiving server is trying to do the sender
> verification callout to the priority 10 server, not the priority 5
> server. The priority 10 server doesn't exist any more, so having it
> still in DNS is my problem... but I don't understand why Exim is not
> using the primary server MX record for the callout. It most certainly
> can connect to that server, as the original message is being delivered
> from that server.
Strictly, "can receive a connection from" is not the same as "can
connect to". Are there any firewalls or suchlike in the way?
--
Philip Hazel University of Cambridge Computing Service,
ph10@??? Cambridge, England. Phone: +44 1223 334714.
