What is the default action for firewall filters?（）

A. Export policies are used to filter routes from the RE forwarding table to the PFE forwarding table.
B. Export policies are used to filter routes destined for the routing table.
C. Export policies are used to filter routes being sent to neighboring devices.
D. Export policies are used to filter traffic leaving the device.

A. Import policies are used to filter routes from the routing table to the forwarding table.
B. Import policies are used to filter routes destined for the routing table.
C. Import policies are used to filter routes being sent to neighboring devices.
D. Import policies are used to filter traffic entering the device.

A. The BGP import policy accepts all BGP routes.
B. The BGP export policy rejects all active BGP routes.
C. The OSPF import policy accepts all OSPF routes.
D. The OSPF export policy accepts all active OSPF routes.