Dears , We need your support to make a HA connection between MS452 core switch to Fortigate 1000D firewall, we tried to connect 10Gb SFP in Meraki side and 1Gb SFP in FIrewall but the port not come online, Already both Core switch in STACK, how can we get the redundant link incase of switch 1 or switch 2 failure. Please find the attached below STACK image , we need to connect like below, and Port configuration also shared below,   switch1 - Port 29 --> Firewall 1 switch1 - Port 31 --> Firewall 2   switch2 - Port 29 --> Firewall 1 switch2 - Port 31 --> Firewall 2           ... View more