Switching ConceptsLook at the Ethernet header below. Explain the following fields in the Ethernet header. (10 points, 2 points for each correct field explained.)Preamble: Destination Address:Length:Data:FCS:You are the most recently hired network engineer out of a group of 10 network engineers. During a meeting to implement a new switching technology, your manager asks the team to decide on which switching forwarding technique to use cut-through or store-and-forward. You are required to come up with the advantages and disadvantages of using both cut-through and store-and-forward. What would your list entail? Provide support for each item in your list. (10 points)Explain how each of the following commands below will impact the switched network? Which command is the default command used when setting up port-security on a Cisco switch? (10 points)switchport port-security violation protectswitchport port-security violation shutdownswitchport port-security violation restrictSwitching Concepts