How to configure sendmail to use a smarthost without dns resolution
Issue
Sendmailis configured to relay mail to smtp server, mails are queuing in/var/spool/clientmqueue. Getting following logs in/var/log/maillog:
May xx xx:xx:xx localhost sendmail[xx]: r4K2dNMo006109: to=user@remotemail.com, delay=00:00:00, mailer=esmtp, pri=30059, dsn=4.4.3, stat=queued
Environment
- Red Hat Enterprise Linux
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