Chapters & Articles

This sample chapter from IT Essentials Companion Guide v6, 6th Edition, covers basic safety practices for the workplace, hardware and software tools, and the disposal of hazardous materials. Safety guidelines help protect individuals from accidents and injury. They also help to protect equipment from damage. Some of these guidelines are designed to protect the environment from contamination caused by improperly discarded materials.

In this sample chapter from CCNA Data Center DCICN 200-150 Official Cert Guide, focuses on the Cisco Nexus product family. You learn the different specifications of each product, which includes Nexus 9000, Nexus 7000, Nexus 6000, Nexus 5000, Nexus 3000, and Nexus 2000.

In this sample chapter from Designing for Cisco Network Service Architectures (ARCH) Foundation Learning Guide: CCDP ARCH 300-320, 4th Edition, the authors cover some best practice QoS design principles and QoS strategy models that are used to implement the numerous QoS tools we have at our disposal. Remember that usually, more than one solution fits the given QoS requirements, so simplifying the models leveraged can significantly accelerate and ensure proper QoS deployment.

This sample chapter from Routing and Switching Essentials v6 Companion Guide, answer the question, “What does a router do with a packet received from one network and destined for another network?” Details of the routing table will be examined, including connected, static, and dynamic routes.

In this sample chapter from Scaling Networks v6 Companion Guide, learn strategies that can be used to systematically design a highly functional network, such as the hierarchical network design model and appropriate device selections.

Network redundancy is a key to maintaining network reliability. In this sample chapter from Scaling Networks v6 Companion Guide, explore potential redundancy problems, symptoms, and protocols to manage them.

Broadband solutions provide teleworkers with high-speed connection options to business locations and to the Internet. In this sample chapter from Connecting Networks v6 Companion Guide, identify branch connection options for small to medium-sized businesses, basic configuration for a PPPoE connection on a client router, and more.

What is the purpose of a WAN? In this sample chapter from Connecting Networks v6 Companion Guide, explore how wide-area networks (WANs) operate, what services are available, the differences between private and public WAN technologies, and more.

In this sample chapter from CCNA Cyber Ops SECFND #210-250 Official Cert Guide, explore principles of the defense-in-depth strategy, risk assessments, and more.

In this sample chapter from CCIE Routing and Switching v5.1 Foundations: Bridging the Gap Between CCNP and CCIE, learn how the Internet Security Association and Key Management Protocol (ISAKMP) and IPSec are essential to building and encrypting VPN tunnels.

In this chapter from IPv6 Fundamentals: A Straightforward Approach to Understanding IPv6, 2nd Edition, author Rick Graziani examines all the different types of IPv6 addresses in the unicast, multicast, and anycast categories.

In this sample chapter from CCNA Cyber Ops SECOPS 210-255 Official Cert Guide, readers learn how to configure basic NetFlow in a Cisco device. Content also covers the industry standard IPFIX as well as how NetFlow is used for cybersecurity and incident response.

In this sample chapter from IoT Fundamentals: Networking Technologies, Protocols, and Use Cases for the Internet of Things, readers will review a brief history of operational technology (OT) security, how it has evolved, and some of the common challenges it faces.

In this sample chapter from Cisco ISE for BYOD and Secure Unified Access, 2nd Edition, explore the configuration steps required to deploy ISE in a distributed design. Content also covers the basics of using a load balancer.

In this chapter from Building Data Centers with VXLAN BGP EVPN: A Cisco NX-OS Perspective, the author team discusses two different options for handling BUM or multidestination traffic— leveraging multicast replication in the underlying network and using a multicast-less approach called ingress replication.

In this chapter from CCNA Cloud CLDADM 210-455 Official Cert Guide, Cisco cloud experts Chris Jackson, Hank Preston, and Steve Wasko introduce the Cisco Prime Service Catalog and how it helps manage requests for IT services.

In this chapter from Implementing Cisco IP Telephony and Video, Part 1 (CIPTV1) Foundation Learning Guide (CCNP Collaboration Exam 300-070 CIPTV1), 3rd Edition, the author team introduces Cisco Unified Communications Manager (CUCM) and explores different redundancy models.

In this chapter from IKEv2 IPsec Virtual Private Networks: Understanding and Deploying IKEv2, IPsec VPNs, and FlexVPN in Cisco IOS , authors Graham Bartlett and Amjad Inamdar introduce a number of designs where IKEv2 is used. Each design will use a simple deployment of two routers with the focus on the configuration of IKEv2. Although each scenario uses only two routers, the configuration can scale as required if needed.

In this sample chapter fromCCNA Routing and Switching ICND2 200-105 Official Cert Guide, author Wendell Odom covers implementation details for Open Shortest Path First Version 2 (OSPFv2) —that is, OSPF as used for IPv4. This chapter looks at how to configure and verify a variety of OSPFv2 features

In this sample chapter from CCNA Routing and Switching ICND2 200-105 Official Cert Guide Academic Edition,author Wendell Odom covers implementation details for Open Shortest Path First Version 2 (OSPFv2) —that is, OSPF as used for IPv4. This chapter looks at how to configure and verify a variety of OSPFv2 features.