Removed information about the vlan-lookup-cache option of the config system npu command because this command is available on FortiGates with NP7 processors, whether or not they are licensed for hyperscale firewall features. For information about the vlan-lookup-cache option, see vlan-lookup-cache {disable | enable}.

Added two new FGCP HA-related limitations to Hyperscale firewall 6.4.8 incompatibilities and limitations.

Improved the information in Enabling hyperscale firewall features.

Corrected some of the information in Upgrading hyperscale firewall features to FortiOS 6.4.8.

FortiOS 6.4.8 document release.

Removed the incorrect statement "NP7 fragment reassembly is not supported" from Hyperscale firewall 6.4.8 incompatibilities and limitations. New section: Reassembling fragmented packets. Corrected the section Setting the hyperscale firewall VDOM default policy action.

Misc. fixes. Added more information to Optimizing HA hardware session synchronization performance.

Added diagnose commands to Hash table message queue mode. Corrected information about multicast logging in Configuring hardware logging and Multicast logging example.