Cisco
350-060 · Question #120
An ISP is concerned about DoS attacks that tend to starve out legitimate flows by generating malicious traffic. A number of techniques are being considered for the network edge. What are three…
The correct answer is C. BGP Remote-Triggered Black Hole (RTBH) can be implemented by inducing a discard route for the D. BGP Remote-Triggered Black Hole (RTBH) and uRPF loose mode can be configured to collaborate F. Implement control plane policing. See the full explanation below for the reasoning.
Question
An ISP is concerned about DoS attacks that tend to starve out legitimate flows by generating malicious traffic. A number of techniques are being considered for the network edge. What are three correct statements regarding preventive measures against DoS attacks? (Choose three.)
Options
- AImplement ACLs because the filtering performance of routers is usually higher than their forwarding
- BImplement uRPF strict mode because it works well in service provider environments, especially with
- CBGP Remote-Triggered Black Hole (RTBH) can be implemented by inducing a discard route for the
- DBGP Remote-Triggered Black Hole (RTBH) and uRPF loose mode can be configured to collaborate
- EImplement strict QoS policers at the network edge for malicious flows where a classification ACL can
- FImplement control plane policing.
How the community answered
(46 responses)- A2% (1)
- B11% (5)
- C80% (37)
- E7% (3)
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