oh sorry, it was my mistake.
i was too fixated on main.cf, but the type was in master.cf
typo is about 3 years old! this warning came out after postfix update
2.7.0 ->2.9.6
can be closed, thank you for the hint!
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Server Tea
Public bug reported:
Description:Ubuntu 12.04.4 LTS
Release:12.04
Postfix 2.9.6-1~12.04.1
even if i configure parameter
smtpd_helo_restrictions = permit_mynetworks reject_unknown_helo_hostname
in main.cf
the command postconf warns me about:
postconf: warning: /etc/postfix/master.cf
