What technologies are used in access layer switches

Providing layer-2 switching and implementing various layer-2 switching services such as spanning tree, virtual access control, QoS, PoE, and ARP. In a typical enterprise network architecture, the access layer switch is the first point of contact between end-user devices and the rest of the network. A Layer 2 access topology provides the following unique capabilities required in the data center: VLAN extension—The Layer 2 access topology provides the flexibility to extend VLANs between switches that are connected. An access switch or layer two switch is a device used to connect the end-user equipment, including computers, printers, and IP telephones, to the wider organization's network. The hierarchy Ethernet network.