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PCNSE · Question #140

Which two statements accurately describe how DoS Protection Profiles and Policies mitigate attacks? (Choose two.)

The correct answer is C. They mitigate against attacks by providing resource protection by limiting the number of sessions D. They mitigate against attacks by utilizing "random early drop". DoS Protection Profiles and Policies mitigate attacks in two primary ways: (C) Resource protection by limiting the number of concurrent sessions-both aggregate and per-source/destination session limits are enforced to prevent a single source or flood from exhausting firewall…

Submitted by rohit_dlh· Apr 18, 2026Core Concepts

Question

Which two statements accurately describe how DoS Protection Profiles and Policies mitigate attacks? (Choose two.)

Options

  • AThey mitigate against volumetric attacks by leveraging known vulnerabilities, brute force methods,
  • BThey mitigate against attacks on a zone basis by providing reconnaissance protection against
  • CThey mitigate against attacks by providing resource protection by limiting the number of sessions
  • DThey mitigate against attacks by utilizing "random early drop".

How the community answered

(17 responses)
  • B
    6% (1)
  • C
    94% (16)

Explanation

DoS Protection Profiles and Policies mitigate attacks in two primary ways: (C) Resource protection by limiting the number of concurrent sessions-both aggregate and per-source/destination session limits are enforced to prevent a single source or flood from exhausting firewall session table resources; and (D) Random Early Drop (RED)-when session rates approach configured thresholds, the firewall begins randomly dropping new connection attempts to throttle attack traffic before resources are fully exhausted. Option A is incorrect because 'leveraging known vulnerabilities' describes attacker techniques, not mitigation. Option B better describes Zone Protection Profiles, which handle reconnaissance and flood protection at the zone level rather than per-policy DoS protection.

Topics

#DoS Protection#Security Profiles#Resource Protection#Session Limits

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