DevNet Associate DEVASC 200-901 Official Certification Guide by Adrian Iliesiu (z-lib.org)

List Reverse proxy 44 4 DEFINE KEY TERMS Define the following key terms from this chapter and check your answers in the glossary ...

Chapter 15 Infrastructure Automation This chapter covers the following topics: Controller Versus Device-Level Management: This s ...

The chapter also covers automation tools and introduces the popular configuration management tools Ansible, Puppet, and Chef. Th ...

Automation Tools 7 9 Cisco Network Services Orchestrator (NSO) 10 Cisco Modeling Labs/Virtual Internet Routing Laboratory (CML ...

3. Imperative 4. Objective 4. Which of the following are issues with deploying infrastructure that are being addressed with infr ...

11. What language are Cisco CML/VIRL topology files written in? 1. JSON 2. CSV 3. YAML 4. XML 12. What are the two main componen ...

all interactions with the devices have to go through the controller. They provide an abstraction layer between the administrator ...

attempt to change the configuration. Atomicity is very important to ensure a holistic and uniform view of the network and to mak ...

Figure 15-1 Network Managed Through a Network Controller Direct device configuration allows access to the full feature set of a ...

data models is definitely helping with the network automation efforts and the scale limitations. Configuration changes made on a ...

fabrics. It is possible to deploy SD-Access by using automation tools and connecting to each device using NETCONF, the CLI, or e ...

environments was incredibly challenging. A new paradigm for deploying and managing infrastructure was needed. The IT infrastruct ...

infrastructure can be scaled down by dynamically decommissioning servers, load balancers, and so on to save on costs. This elast ...

Declarative: With the declarative approach, the desired state of the system is defined and then the system executes all the step ...

staging and production environments. Although usually used together, continuous integration and continuous delivery are two sepa ...

include Jenkins, Travis CI, and Drone CI. Table 15-2 compares development environments that have implemented CI pipelines and th ...

Figure 15-3 Complete CI/CD Pipeline In the building phase, the code is compiled for languages such as Java, C/C++, or Go; for co ...

deployment phase has become much easier to implement. Containers can be destroyed and restarted with the new version of code wit ...

Travis CI as a cloud-based build server or Drone as a self-hosted build server could be used to orchestrate the whole CI/CD pipe ...

perform more advanced tasks such as continuous deployments and zero-downtime upgrades. It was created in 2012 and acquired by Re ...