1stdin:3: proto icmp doesn't match address family inet6 2stdin:3: skipping rule due to errors 3stdin:3: rule expands to no valid combination 4stdin:4: proto icmp6 doesn't match address family inet 5stdin:4: skipping rule due to errors 6stdin:4: rule expands to no valid combination 7pfctl: Syntax error in config file: pf rules not loaded 8