What's New in Volume 1?
This official study guide has been fully updated to help you master the topics on the latest CCNA 200-301 exam. This book replaces a similar book that applied to the former CCNA 200-301 exam blueprint 1.0. Some of you may buy this book but have already begun studying with the prior edition.
The following list of major changes to this book versus the previous one may help you avoid rereading identical or similar content in this book.
Chapter 4: Added a short topic comparing Cisco switch operating systems. Also introduced the WebUI interface for Cisco routers and switches per an exam topic change.
Chapter 6: Explored the differences in the transport input configuration command based on device models and operating systems. Also showed how to configure the WebUI on a switch per an exam topic change.
Chapter 7: Revised and expanded sections about Ethernet autonegotiation concepts and auto-MDIX.
Chapter 8: Added a large closing section about troubleshooting VLANs and VLAN trunks.
Chapter 9: Removed EtherChannel load distribution concept details, and added concept details about BPDU Guard, BPDU filter, loop guard, and root guard.
Chapter 10: Expanded/revised the second half of the chapter (Layer 2 EtherChannels), and added a new middle section about verifying BPDU Guard, BPDU filter, loop guard, and root guard.
Chapter 12: Added a few pages comparing public IP networks and public CIDR blocks.
Chapter 15: Added an entire new chapter about subnetting design issues. The chapter was in the prior edition but as a PDF-only appendix.
Chapter 16: (Formerly Chapter 15) Expanded the discussion of router interface autonegotiation and differences between IOS and IOS XE.
Chapter 17: (Formerly Chapter 16) Added a small section discussing possible mistakes with the ip address interface subcommand.
Chapter 18: (Formerly Chapter 17) Added two topics: SVI interface auto-state and the configuration of Ethernet switch ports in a router.
Chapter 19: (Formerly Volume 2, Chapter 7) Moved the chapter to Volume 1 from Volume 2 and expanded the discussion of host commands.
Chapters 21–24: (Formerly Chapters 19–21.) Chapters 21–24 reorganize and expand the OSPF topics. Chapter 24 closes with a revised section about route selection.
Chapter 27: (Formerly Chapter 24) Added explanations of IPv6 address attributes related to dynamic address assignment.
Chapter 28: This new chapter contains the final topic of former Chapter 25 (IPv6 NDP), unchanged. The second half of the chapter has new content about host IPv6 commands and IPv6 address attributes.
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