Part III
Security Services
Chapter 9: Security Architectures
Chapter 10: Securing Network Devices
Chapter 11: Implementing Switch Port Security
Chapter 12: DHCP Snooping and ARP Inspection
Before the year 2020, Cisco offered several CCNA certifications. Those included CCNA Routing and Switching as well as CCNA Security. In 2020, Cisco discontinued all of those, replacing them with one CCNA certification. That CCNA certification mostly resembled CCNA Routing and Switching, but with some parts of CCNA Security and CCNA Wireless included. The current CCNA certification, based on the 200-301 Exam’s Version 1.1 blueprint, continues to include meaningful security and wireless LAN content.
Part III of this book discusses the largest ...
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