For stable access-layer switches, that can be achieved through deliberate LAN configuration hardening: least privilege, strong authentication, SSH-only management, management ACLs, VLAN segmentation, disabled unused services, centralized logging, configuration retention . For stable access-layer switches, that can be achieved through deliberate LAN configuration hardening: least privilege, strong authentication, SSH-only management, management ACLs, VLAN segmentation, disabled unused services, centralized logging, configuration retention . For stable access-layer switches, that can be achieved through deliberate LAN configuration hardening: least privilege, strong authentication, SSH-only management, management ACLs, VLAN segmentation, disabled unused services, centralized logging, configuration retention, control-plane protection. Catalyst Integrated Security Features (CISF) includes private VLANs, port security, DHCP snooping, IPSource Guard, secure Address Resolution Protocol (ARP) detection, and dynamic ARP inspection. These features protect the network against attacks such as man-in-the-middle, spoofing, and. Through the use of wireless access points, a single Ethernet port can distribute the access to tens or hundreds of access devices in this layer. Cisco switches, often forming the backbone of such networks, require robust security configurations to ensure the integrity, confidentiality, and availability of network resources. The new FortiSwitch 600 and 2000 expand Fortinet's secure, simplified, and scalable switching portfolio. Step 2: Secure Unused Switchports. You will implement the range of.