Question

A network administrator is designing a Layer 2 network with four interconnected switches and wants to ensure that the core distribution switch is elected as the root bridge for the spanning tree. All switches currently use the default bridge priority of 32768. What should the administrator configure to guarantee the core switch becomes the root bridge?

Accepted Answer

Lower the core switch's bridge priority to a value such as 4096

Answer

Increase the core switch's bridge priority to 61440

Answer

Enable PortFast on all interfaces of the core switch

Answer

Assign the core switch the highest MAC address in the network