(PA-5420 firewalls in active/passive High Availability (HA) configuration only) Fixed an issue where the Forwarding Information Base (FIB) would become stale after HA failover events, routine configuration commits, or Equal-Cost Multi-Path (ECMP) toggles, which led to traffic blackholing. This occurred due to connection refusals between the routing control plane and the forwarding plane. With this fix, routing entries are reliably synchronized to the forwarding plane.
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