How about if the switches are being managed by FortiGates on 5.4.5? It looked like MCLAG wasn't available for that case. Can we use LAG between stacked FortiSwitches to increase bandwidth? How about LAG to increase bandwidth back to the FGT?
The Fortinet Security Fabric brings together the concepts of convergence and consolidation to provide comprehensive cybersecurity protection for all users, devices, and applications and across all network edges.