Pf Configuration Incompatible With Pf Program Version <Ultimate>

“Firewall node gw-04-dfw in CARP backup state. Packet filter service failed to start.”

pfctl -sr | grep "api_sources"

Julian groaned, rubbing the sleep from his eyes. He was the senior NetOps engineer for a mid-sized cloud provider. Their edge was built on OpenBSD, chosen for the purity and rigor of its Packet Filter (PF). For seven years, it had been a silent, perfect stone wall. Until tonight. pf configuration incompatible with pf program version

He pulled up the man page on his laptop. pf.conf(5) . There it was, buried in the "Migration Notes" for 7.5: The from <list> syntax has been deprecated for non-route-related filter rules. Use an anchor or table for multiple source prefixes. Direct lists in a pass in rule will now raise a fatal syntax error. A fatal error. Not a warning. Not a "this might break." A stone-cold, refuse-to-start fatal error. “Firewall node gw-04-dfw in CARP backup state