Postfix: Host not found, try again
Contents
Problem
Postfix leaves messages are in /var/spool/postfix/defer with error message: Host or domain name not found. Name service error for name=mail.foo.tv type=MX: Host not found, try again
Solution
I hadn't setup my DNS. Start YaST, {Network Services | DNS and Hostname}.
Journal
20060222
Google to the rescue: Sending mails to remote domains is not working. - HowtoForge Forums | HowtoForge - Linux Howtos and Tutorials:.
All kinds of useful logs: /var/log/mail.err, /var/log/warn, /var/log/mail.info, /var/log/mail, /var/log/fetchmail. Fetchmail gives error message as well: fetchmail: couldn't find canonical DNS name of foo.nl (foo.nl).
Forum also pointed me to /etc/resolv.conf which is empty indeed on my new system, filled on my old.
The postfix site: Postfix Frequently Asked Questions: Mail stays queued with: Host not found, try again.
