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hhasny
Staff
Staff
March 10, 2026

Troubleshooting Tip: DNS redirection is not working in FortiSASE

  • March 10, 2026
  • 0 replies
  • 221 views
Description This article describes when DNS Redirection does not work in FortiSASE.
Scope FortiSASE Feature.
Solution

FortiSASE Feature version uses transparent DNS to redirect DNS to the internal DNS.

When DNS Redirection is configured but not working, and deep-inspection is used. 

 

DNS Rule settings.png

 

If DNS Redirection fails, verify that DNS traffic is allowed in the firewall policy and the endpoint does have reachability to the internal DNS.

 

policy allow-all-DNS service.png

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