A.show ip protocol B.show ip route C.show ip ospf interface D.show ip ospf E.show ip interface F.None of the other alternatives apply
A.ABPDU Guard port should only be configured on ports with PortFast enabled. B.BPDU Guard and PortFast should not be enabled on the same port. C.BPDU Guard is used to ensure that superior BPDUs are not received on a switch port. D.ABPDU Guard port receiving a BPDU will go into err-disablestate. E.ABPDU Guard port receiving a BPDU will be disabled. F.BPDU Guard can be enabled on any switch port.
A.show ip ospf B.show ip protocols C.show ip ospf neighbor D.show ip ospf interface