Tag Archives: DHCP Starvation Attack

DHCP Snooping Concept/Implementation

DHCP Snooping is a layer 2 security technology built into the IOS of a switch. The switch will drop DHCP Server messages in order to prevent unauthorized/rogue DHCP servers from offering IP addresses to DHCP clients. This is a very valuable security measure that can be used to help mitigate the network from attacks. DHCP… Read More »

Cisco Port-Security Concept/Implementation

Cisco port security is a layer 2 traffic control feature used to protect the network from unknown devices which may be plugged into the network either via a network point in a publicly available space or by a malicious user who has physical access to a network point. Port security works by first setting a… Read More »