How to flush DNS cache in firewall?

Zyxel_Cooldia
Zyxel_Cooldia Posts: 1,518  Zyxel Employee
Zyxel Certified Network Administrator - Security Zyxel Certified Sales Associate 100 Answers 1000 Comments

Question:

How do we flush DNS cache in firewall if we would like to troubleshoot DNS issue.

Answer:

We can enter CLI Router> ip dns server cache-flush to clear firewall DNS cache.

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