The ipsec sa command configures an IP Security Association (SA) in the OSPFv3 area view and the OSPFv3 process view.
The undo ipsec sa command deletes the IP SA configured in the OSPFv3 area view and the OSPFv3 process view.
By default, no IP SA is configured in the OSPFv3 area view and the OSPFv3 process view.