Hello,i think the missing part is the route to 10.1.10.0/24 , 10.1.20.0/24, 10.1.30.0/24, 10.1.40.0/24 and 10.1.50.0/24 on Router (ip address 10.1.0.1/24)... if we miss the same router will not be able to route the packet back to your L3 switch.can y...

Hello,if your scenario is looping f1 and f2 of Root Bridge, thenIn case of pvst/rapid-pvst/mst     F1 --> will be the desiginated forwarding      F2 --> will be in backup bloackingReson for the above selection is, Root Bridge priority is tie / Root B...