Chapter 7. Shooting Trouble with VLANs on Routers and Switches

This chapter continues the practical switching focus and includes a number of objectives falling under the CCNP troubleshooting guidelines. Understanding and supporting Ethernet switches, routers, and virtual LANs (VLANs) applies to all of Cisco's current certifications. A solid understanding of VLANs and the role of routers and switches in the internetwork is essential in your practical studies. This chapter assumes knowledge of the previous chapters, but in particular of Chapter 3, “Shooting Trouble with IP,” Chapter 5, “Shooting Trouble with Ethernet,” and Chapter 6, “Shooting Trouble with CatOS and IOS.”

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