On 03/25/2017 07:43 AM, Wietse Venema wrote:
Postfix can be configured to try IPv6 before IPv4 (with smtp_address_preference)
Regarding that option, I've never understood the warning in postconf(5). Doesn't that feature provide precedence, not exclusivity? Or put a different way, if the site cannot be reached by IPv6, won't postfix retry with IPv4?
Doug
