You have been subscribed to a public bug:
On a IPv4/IPv6-dual-stack system Postfix fails to start on boot when bind to
IPv6-IPs via /etc/init.d/master.cf (no error message in syslog!).
PowerDNS logs pdns[1940]: Fatal error: Unable to bind to UDP ipv6 socket.
Both services can be started
Public bug reported:
On a IPv4/IPv6-dual-stack system Postfix fails to start on boot when bind to
IPv6-IPs via /etc/init.d/master.cf (no error message in syslog!).
PowerDNS logs pdns[1940]: Fatal error: Unable to bind to UDP ipv6 socket.
Both services can be started manually without problems.
