Which statement about this design is true if uRPF in strict mode is configured on both interfaces’?

Refer to the exhibit:

R1 is connected to two service providers and is under a DDoS attack.

Which statement about this design is true if uRPF in strict mode is configured on both interfaces’?
A . R1 accepts source addresses on interface gigabitethernet0/1 that are private addresses
B . R1 permits asymmetric routing as long as the AS-RATH attribute entry matches the connected AS
C . R1 drops destination addresses that are routed to a null interface on the router
D . R1 drops all traffic that ingresses either interface that has a FIB entry that exits a different interface

View Answer

Answer: D