Hi, I have two exim servers host1.mydomain.com and host2.mydomein.com. the mydomain.com is pointed to host1.ferryfair.com. From a mail client hooked to dovecot of host1.mydomain.com, a mail to someu...@host2.mydomain.com fails with error:
May 18 12:39:05 host1 exim[31857]: 2019-05-18 18:09:05 1hRycC-0008Hp-Bg <= someu...@mydomain.com H=([192.168.1.101]) [202.153.45.33] P=esmtpsa X=TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256 CV=no A=dovecot_plain:someuser S=1483 id=3afa5894-e4e7-481e-bc5c-ac3cc5ad8...@mydomain.com May 18 12:39:05 host1 exim[31859]: 2019-05-18 18:09:05 1hRycC-0008Hp-Bg == someu...@host2.mydomain.com R=dnslookup defer (-1): host lookup did not complete ... Necktwi -- ## List details at https://lists.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://wiki.exim.org/