Chapter 1. Implementing Ethernet Virtual LANs

This chapter covers the following exam topics:

1.0 LAN Switching Technologies

1.1 Configure, verify, and troubleshoot VLANs (normal/extended range) spanning multiple switches

1.1.a Access ports (data and voice)

1.1.b Default VLAN

1.2 Configure, verify, and troubleshoot interswitch connectivity

1.2.a Add and remove VLANs on a trunk

1.2.b DTP and VTP (v1&v2)

Virtual LANs (VLAN) have an impact on many parts of a switch’s logic. Frame forwarding happens per VLAN. MAC learning adds MAC table entries, and those entries include the associated VLAN. Even Spanning Tree Protocol (STP), a big focus in Part I of this book, often happens per-VLAN.

This chapter examines how many switch core features work in the ...

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