MAC Address Flooding – MAC address table overflow attacks
December 14, 2011
Security - layer 2
MAC address flooding attack is very common security attack. MAC address table in the switch has the MAC addresses available on a given physical port of a switch and the associated VLAN parameters for each.
MAC flooding attacks are sometimes called MAC address table overflow attacks. To understand the mechanism of a MAC address table overflow attack we must recall how does a switch work in the first place.