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book cover: CCNA 200-301 Official Cert Guide and Network Simulator Library, Second Edition book cover: Cisco pyATS Network Test and Automation Solution: Data-driven and reusable testing for modern networks book cover: CCNP and CCIE Enterprise Core ENCOR 350-401 Official Cert Guide, 2nd Edition

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Free Chapters and Articles

arrow CCST Networking: Latency, delay, speed test vs. iPerf
Prepare for your CCST Networking exam in 31 days. Review the different measurements for network performance, the sources of delay, testing network performance online, and testing network performance using the Windows iPerf tool.

arrow Implementing Basic OSPF Features
Configuring OSPF, using mostly default settings for all the optional features, requires only a few commands. Here you will learn how to implement OSPFv2 using network Commands and Interface Subcommands. This sample chapter from CCNA 200-301 Official Cert Guide covers the following CCNA 200-301 v1.1 exam objectives: 3.0 IP Connectivity to 3.4.d Router ID.

arrow First Hop Redundancy Protocols
First Hop Redundancy Protocols (FHRPs) add the function of redundancy and load sharing for the default router function in any subnet. In this sample chapter you will learn the purpose, functions, and concepts of FHRPs. This chapter covers the following exam objectives from the CCNA 200-301 v1.1 exam: 3.0 IP Connectivity and 3.5 FHRPs

arrow SD-WAN and DMVPN
Learn common design strategies in SD-WAN and DMVPN deployments, and how to design and deploy these two technologies to integrate with other IBN domains, in this sample chapter from Designing Real-World Multi-domain Networks.

arrow pyATS Triggers and Verifications
The pyATS library (Genie) provides the Genie Harness to execute network tests with dynamic and robust capabilities. The Genie Harness can be daunting for new users of the pyATS library (Genie), as there are many configuration options and parameters. By the end of the chapter, you'll understand the powerful capabilities of Genie Harness and how to write and execute triggers and verifications.

arrow The Meraki Admin Experience
The Cisco Meraki platform can now be used to manage all digital cloud operations in one single integration. In this sample chapter from Cisco Meraki Fundamentals: Cloud-Managed Operations, you will learn how the Dashboard can help administrators monitor and proactively address potential issues in their day-to-day workflow.