Configuring Defense Against Man-in-the-Middle and IP/MAC Spoofing Attacks

A man-in-the-middle attack means that an attacker pretends to be the server and client at the same time, transmits packets between the real server and client, and obtains user data.

Configuring a Layer-2 Interface to Defend Against Man-in-the-Middle and IP/MAC Spoofing Attacks: This section describes how to prevent an attacker connected to the Layer-2 interface from launching man-in-the-middle or IP/MAC spoofing attacks.

Configuring a Layer-3 Interface to Defend Against Man-in-the-Middle and IP/MAC Spoofing Attacks: This section describes how to prevent an attacker connected to a Layer-3 interface from launching man-in-the-middle or IP/MAC spoofing attacks.