On Wed, Aug 27, 2014 at 03:12:23PM +0200, Benny Pedersen wrote: > On 27. aug. 2014 10.04.19 Josef Karliak <karl...@ajetaci.cz> wrote: > > > First is IPv6 communication and after timeout is IPv4 > >communication ? > > Check /etc/gai.conf if linux > > Its not postfix question
Actually, it is a Postfix issue. Postfix orders the addresses per its own settings. -- Viktor.