Wietse Venema:
> Quanah Gibson-Mount:
> > Is there any way to get the entire behavior to be as it was in 2.x and
> > previous? I can set the style to hosts, but I want the entire interface
> > data set correctly regardless of what the current inet_protocols option is
> > set to.
>
> We aim to please:
>
> http://www.postfix.org/COMPATIBILITY_README.html
>
> When the major release number changes, it is for a good reason.
>
> The "inet_protocols" setting is not covered by this, because it hasn't
> changed.
BTW, with inet_protocols=ipv4, Postfix has never included IPv6
addresses in the default mynetworks value. Including IPv6 addresses
would not make any sense when Postfix cannot accept or create IPv6
connections.
Wietse