This chapter covers the following topics that you need to master for the CCNP SWITCH exam:
Port Security—This section explains how to configure switch ports to allow network access to only hosts with specific or learned MAC addresses.
Port-Based Authentication—This section discusses a method you can use to require user authentication before network access is offered to a client host.
Mitigating Spoofing Attacks—This section covers several types of attacks in which a malicious user generates spoofed information to become a man in the middle. When an attacker is wedged between other hosts and a router or gateway, for example, he can examine and exploit all traffic. DHCP snooping, IP Source Guard, and dynamic ...