Access switches often act as gatekeepers, determining what and who enters the network. By implementing tools like port security, MAC address filtering, or device authentication protocols, they help control access. It typically sits at the access layer, provides high port density, often delivers PoE, and forwards traffic. Quality of Service (QoS): Quality of Service (QoS) is essential in core switches. This parameter allows the strategic release of data packets. Since the networks are highly demanding and a massive amount of data passes through the core layer, the QoS enables the selective transmission of data. What is an Access Switch and How Does it Work? 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. It assists mainly in the switching of incoming and outgoing data packets to. Access switches are designed for cost-effectiveness and ease of use and provide the following features: ● High port diversity : Access switches offer a range of port types, such as 10/100/1000BASE-T ports, to accommodate the diverse access needs of various devices. By supporting PoE, access switches. What does an Access Layer Switch do? As the physical entity of the access layer, access switches are responsible to connect both to the distribution layer switches and the end devices as well as ensure the packets are delivered to the end devices.