31 Days Before Your CCENT Certification

Day 28. Interpret Network Diagrams

You likely skipped over this book’s front matter, which shows all the icons you might encounter in a network diagram. When you connect these icons with special lines, you create network diagrams. The diagrams are meaningless if you cannot understand or explain the theory and concepts they represent. This section explains the structure of the Internet cloud and defines physical and logical topologies using Chapter 3 of CCNA Discovery 1 and Chapters 1 and 3 of CCNA Discovery 2.