On Mon, Aug 30, 2010 at 06:16:24PM +0200, Victoriano Giralt wrote: > How does Postfix react to this?
> I see this in the logs: > Aug 30 18:10:27 correoe1 postfix/proxymap[19744]: warning: > dict_ldap_connect: Unable to bind to server ldap://10.0.1.6:389 > ldap://10.0.1.7:389 as cn=bind dn here: 9 (Partial results and referral > received) > Aug 30 18:10:27 correoe1 postfix/smtpd[19816]: NOQUEUE: reject: RCPT from > mailfwd.nih.gov[128.231.90.106]: 451 4.3.0 <[email protected]>: > Temporary lookup failure; from=<[email protected]> > to=<[email protected]> proto=ESMTP helo=<relay.hub.example.com> > > It seems that postfix tries does not know what to do, as the system in the > referral is not reachable (that is what might require second thoughts), but > the firewall produces an immediate TCP reset, so 10.0.1.6 should, IMHO, be > considered unreachable and 10.0.1.7 tried instead. > > Am I totally confused? Is this the intended flow? The LDAP library hands Postfix a connection, when Postfix fails to bind it gives up. -- Viktor.
