
OPERATIONAL DEFECT DATABASE
...

...
FortiSwitch units are offline after FortiGate is upgraded from 7.4.6 or 7.6.0 to 7.6.1 or later when LLDP configuration is set to vdom/disable under the FortiLink interface.Workaround: In LLDP configuration, enable lldp-reception and lldp-transmission under the FortiLink interface, or rebuild the FortiLink interface.
Fortinet Integration
Learn more about where this data comes from
Bug Scrub Advisor
Streamline upgrades with automated vendor bug scrubs
BugZero Enterprise
Wish you caught this bug sooner? Get proactive today.