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    Sending mail to multiple servers

    I have solved this now via installation of knot-resolver on all cluster nodes. I specify a FQDN which does not exist in public DNS in the PMG transport config and add multiple A-records for this FQDN in a custom hints-file for knot-resolver. Works with DNSSEC. Maybe it would be worth...
  2. B

    Sending mail to multiple servers

    Bump... We have the same requirement: Multiple internal servers which should be tried for mail delivery for HA purposes. The A/MX override via internal DNS does not work for us, since it breaks DNSSEC. Is there a way by now to solve this through the transport configuration? Thanks!