Exam 302 Topic 1 Question 110 Discussion

Actual exam question for F5's 302 exam
Question #: 110
Topic #: 1
How does the DNS Server tells the client that it will query other DNS Server ?

Suggested Answer: A Vote an answer

The correct choice is A because the DNS Server informs the client that it will query other DNS Servers by setting the Recursion Available (RA) bit in the DNS message. This indicates to the client that the DNS Server is willing to perform recursive queries on behalf of the client and will query other DNS Servers if necessary.
Domain
DNS Data flow

by Gabriel at Nov 10, 2025, 09:27 PM

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