Description This article describes how to remove BFD sessions without
impacting the BGP sessions. Scope FortiGate. Solution Consider the
following topology: BGP and BFD is up between FortiGate-1 and
FortiGate-2. FortiGate-2 # get router info bgp summ...
Description This article describes FortiManager's high availability (HA)
configuration using manual mode with more than 2 units. For high
availability (HA) configuration with 2 units, refer to this document
High Availability Scope FortiManager. Solut...
Description This article describes the HA member's visibility
discrepancy on the Fabric Management page. Scope FortiGate. Solution The
Fabric Management page allows administrators to manage the firmware
running on each FortiGate. More details on Fabr...
Description This article describes the specific condition where
FortiManager generates a 'Device Offline' event for the managed
FortiGate devices even though the device is online. Scope FortiManager,
FortiGate. Solution FortiManager can generate Devi...
Description This article describes how to avoid issues with an IBGP
route being preferred over an EBGP route. Scope FortiGate. Solution If
the same route is learned through EBGP and IBGP, the EBGP route is
installed in the routing table due to its lo...
Can you try the below config antivirus profileedit set
extended-log enableset av-virus-log enset av-block-log en
https://community.fortinet.com/t5/Support-Forum/View-fortigate-AV-and-IPS-logs/m-p/214398
Fortigate configuration is saved on Fortigate itself and a backup is
stored in Fortimanager. In case the config is lost from Fortigate for
any reason like the power outage you mentioned, you can use the backup
on Fortimanager to restore the configura...
Is the LAN to LAN communication cross Fortigate or the routing/switching
happens without fortigate involvment? Can you share the sample log
without hostname?
When you say cluster restarted, do you mean it failed over? If so, the
new serial number is of the old backup node.Regarding VPN tunnels flap,
its expected with cluster failover.