Hi friends,We use main gateway fortigate 100e on our company. We have buy a SG300-10SFP layer 3 switch. I configured vlans and ip address on cisco switch.VLAN 10 - 10.42.10.1VLAN 11 - 10.42.11.1VLAN 12 - 10.42.12.1 GE10 interface trunk mode, admit al...