Summary

In this chapter, you learned about the 3-tier and 2-tier network architectures, which are commonly implemented by network professionals within small to large organizations. You have discovered the benefits of using these network architectures to support scalability, fault tolerance and redundancy, security, and QoS. Furthermore, you have explored the fundamentals of SDN and how it helps network professionals to predict potential issues in their network and improves the management of all networking devices. Lastly, you can now describe SAN technologies and cloud computing since you explored various deployment models and their benefits to organizations.

I hope this chapter has been informative for you and is helpful in your journey toward learning networking and becoming a network professional. In the next chapter, Chapter 8, Networking Devices, you will learn about the roles and functions of various networking and networked devices that are commonly found within organizations...