CCNP Self-Study: CCNP BCMSN Official Exam Certification Guide, Fourth Edition

Chapter 15. Securing Switch Access

<feature><title>This chapter covers the following topics that you need to master for the CCNP BCMSN exam:</title>

• Port Security Using MAC Addresses—. This section explains how to configure switch ports to allow network access to only hosts with specific or learned MAC addresses.

• Port-Based Security Using IEEE 802.1x—. 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 ...