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How to disable auto-added NAT policies in Gen 6 SonicOS
04/19/2021 8 13478
By default the users can't disable default NAT policy.
In Gen 6 Firmware, there's a new option allow users to disable the default NAT Policy.
Step 1: Get the Hidden Diag page:
Log in to SonicWall, and instead of "main.html" use "diag.html" (for example when device has an IP address 192.168.1.1 go to https://192.168.1.1/diag.html).
Step 2: Then click on "Internal Settings" and scroll down to Firewall Settings.
Step 3: Click Enable the ability to disable auto-added NAT policy.
Step 4: Click Accept at the top of the page and click close.
Step 5: Navigate to Network Nat policies to check the disable option available on default Nat Policy.