no Shut Network·Oct 27Cisco Port Security: How Switches Block Unauthorized DevicesA simple beginner-friendly lab to understand how Cisco switches protect network ports using MAC addresses.
Aaron Yonjan·Mar 26Port Security: Controlling Access at the Access LayerIn modern networks, not every device should be allowed to connect freely. One of the simplest yet effective Layer 2 security features used…
İhsan Ahmet Köseoğlu·Oct 2, 2025Layer 2 Attacks and Solutions in Switch-Based NetworksAğ güvenliği, özellikle de switch tabanlı LAN yapılarında en kritik konulardan biridir. Katman 2’de (Data Link Layer) gerçekleşen…
Kaisen·Aug 12, 2025DHCP- DOS attack practical LAB in GNS3DHCP server provide dynamic IP on lease (for limited amount of time) to it’s client from the pool of limited IP’s. Cilent’s have to renew…
