Which three security mechanisms are used to mitigate or protect against DoS attacks that are targeted at a router? (Choose three)
A. NSR
B. GSTM
C. uRPF
D. BFD
E. FRR
F. CoPP
Which three security mechanisms are used to mitigate or protect against DoS attacks that are targeted at a router? (Choose three)
A. NSR
B. GSTM
C. uRPF
D. BFD
E. FRR
F. CoPP