Tlshosts/FQDN.pem: Difference between revisions
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[ | [[Control_Files_by_Function#qmail-remote|qmail-remote]] |
Latest revision as of 14:22, 26 March 2024
tlshosts/FQDN.pem
man qmail-remote excerpt:
qmail-remote requires TLS authentication from servers for which this certificate exists (FQDN is the fully-qualified domain name of the server). One of the dNSName or the CommonName attributes have to match.
WARNING: this option may cause mail to be delayed, bounced, doublebounced, or lost.
Force TLS encryption for a particular domain or Exceptions to 'control/tlshosts/exhaustivelist': 1) # nslookup -type=mx 'domain.tld' domain.tld mail exchanger = 0 mx.domain.tld. 2) # mkdir /var/qmail/control/tlshosts a) qmail-1.03-3.3.7>= 1. # ln -s /etc/pki/ca-trust/extracted/pem/tls-ca-bundle.pem /var/qmail/control/tlshosts/mx.domain.tls.pem b) qmail-1.03-3.3.7< 1. # touch /var/qmail/control/tlshosts/mx.domain.tld.pem