Learn about the three key DNS policy actions – Block, Allow, and Sinkhole – and how they help in managing and securing network traffic.
Table of Contents
Question
What are three DNS policy actions? (Choose three.)
A. Block
B. Allow
C. Strict
D. Sinkhole
E. Alert
Answer
A. Block
B. Allow
D. Sinkhole
Explanation
Block: This action will prevent any DNS queries matching the policy from being resolved. It’s typically used to prevent access to malicious or unwanted domains.
Allow: This action will permit DNS queries matching the policy to be resolved. It’s typically used to ensure access to necessary or approved domains.
Sinkhole: This action redirects DNS queries for malicious or unwanted domains to a specified IP address (usually to a secure server). It’s typically used to protect the network from threats by isolating them.
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