Troubleshooting Tip: When doing Deep Inspection on Chromebook devices, a network connection failure appears

[_martin_]

Description	This article describes how to resolve an issue where doing Deep Inspection on Chromebook devices causes a network connection failure to appear.
Scope	FortiOS, Chromebook.
Solution	To prevent this from occurring, it is necessary to exempt Google domains from Deep Inspection under Security Profile -> SSL/SSH Inspection -> Deep Inspection Profile -> Exempt from SSL Inspection -> Addresses. As of November 2024, here are the domains to be exempted which are needed for ChromeOS to function: See this Google support article for a full list of hostnames to allow: Set up TLS (or SSL) inspection on Chrome devices Set up a hostname allowlist .