Tag Archives: arp

Ethernet / ARP

Ethernet CSMA/CD Carrier sense multiple access / collision detect  (IEEE 802.3) Ethernet Frame – From 64 to 1518 bytes EtherTypes: 0x0806 – ARP Frame 0x0800 – IPv4 Frame 0x8100 – IEEE 802.1q Frame 0x86DD – IPv6 Frame Jumbo Frames – Ethernet frames with more than 1500 bytes of payload to increase efficiency. Up to 9000… Read More »

L2 Network Attacks

ARP Spoofing / Poisoning Attacker sends false ARP messages to associate his MAC address to the attacked IP address. It will allow DoS, MITM and session hijacking attacks. MAC Flooding Flooding of the CAM table (MAC to interface table) of the switch to fail over to the flooding mode, so all traffic is sent to… Read More »