CCNA 200-301 Official Cert Guide, Volume 2, 2nd Edition

Chapter 18

LAN Architecture

This chapter covers the following exam topics:

1.0 Network Fundamentals

1.1 Explain the role and function of network components

1.1.h PoE

1.2 Describe characteristics of network topology architectures

1.2.a Two-tier

1.2.b Three-tier

1.2.e Small office/home office (SOHO)

1.3 Compare physical interface and cabling types

1.3.a Single-mode fiber, multimode fiber, copper

By now you have learned a lot about Ethernet and Ethernet switches. You have learned how individual links work, with cabling, duplex settings, and framing. You know how addresses work and how switches forward frames based on those addresses. You have seen how switches deal with redundancy, using STP/RSTP and collecting links into EtherChannels. And here ...