Cisco CCNA Exam Guide by Kai London
This exam guide takes you through the knowledge Cisco CCNA expects, area by area, in clear language — with worked examples, exam tips and practice questions so you can check your progress as you go.
What the book covers
Network fundamentals
Topologies, cabling, addressing and subnetting.
Network access
VLANs, switching and wireless.
IP connectivity
Routing concepts and configuration.
IP services
DHCP, DNS, NAT and other core services.
Security and automation
Securing devices and the basics of network programmability.
Practice and review
End-of-chapter questions with explanations, plus a final review checklist.
This is an independent study aid. It is not affiliated with, sponsored or endorsed by Cisco; exam names are trademarks of their owners. Always check the current official exam outline.
Who it is for
CCNA candidates, network technicians and engineers early in their networking career.
About the author
Professor Kai London — CISSP, CISM.
An internationally recognised cybersecurity executive, board advisor and Founder & CEO of Quantum AI Systems Security LLC, writing at the convergence of AI, governance and operational resilience. Honorary Professor and Researcher at UCL.