Developing Applications and Automating Workflows Using Cisco Core Platforms (DEVASC)

How you'll benefit

This training will help you:

• Take advantage of the network when you implement applications to fulfill business needs
• Gain a foundation in the essentials of applications, automation, and Cisco platforms

Who should enroll

• Network automation engineers
• Software developers
• System integration programmers
• Infrastructure architects
• Network designers

Technology areas

• Automation
• Network programmability

Objectives

• Describe the importance of APIs and use of version control tools in modern software development
• Describe common processes and practices used in software development
• Describe options for organizing and constructing modular software
• Describe HTTP concepts and how they apply to network-based APIs
• Apply Representational State Transfer (REST) concepts to integration with HTTP-based APIs
• Describe Cisco platforms and their capabilities
• Describe programmability features of different Cisco platforms
• Describe basic networking concepts and interpret simple network topology
• Describe interaction of applications with the network and tools used for troubleshooting issues
• Apply concepts of model-driven programmability to automate common tasks with Python scripts
• Identify common application deployment models and components in the development pipeline
• Describe common security concerns and types of tests, and utilize containerization for local development
• Utilize tools to automate infrastructure through scripting and model-driven programmability

Prerequisites

There are no prerequisites for this training. However, the knowledge and skills you are recommended to have before attending this training are:

• Basic computer literacy
• Basic PC operating system navigation skills
• Basic Internet usage skills
• Hands-on experience with a programming language (specifically Python)

These skills can be found in the following Cisco Learning Offering:

• Python Programming for Network Engineers (PRNE)

Outline

• Practicing Modern Software Development
• Describing Software Development Process
• Designing Software
• Introducing Network-Based APIs
• Consuming REST-Based APIs
• Introducing Cisco Platforms and APIs
• Employing Programmability on Cisco Platforms
• Describing IP Networks
• Relating Network and Applications
• Employing Model-Driven Programmability
• Deploying Applications
• Automating Infrastructure
• Testing and Securing Applications
• Lab Code Reference

Lab outline

• Parse API Data Formats with Python
• Use Git for Version Control
• Identify Software Architecture and Design Patterns on a Diagram
• Implement Singleton Pattern and Abstraction-Based Method
• Inspect HTTP Protocol Messages
• Use Postman
• Troubleshoot an HTTP Error Response
• Utilize APIs with Python
• Use the Cisco Controller APIs
• Use the Cisco Webex Teams™ Collaboration API
• Interpret a Basic Network Topology Diagram
• Identify the Cause of Application Connectivity Issues
• Perform Basic Network Configuration Protocol (NETCONF) Operations
• Use Cisco Software Development Kit (SDK) and Python for Automation Scripting
• Utilize Bash Commands for Local Development
• Construct a Python Unit Test
• Interpret a Dockerfile
• Utilize Docker Commands to Manage Local Developer Environment
• Exploit Insufficient Parameter Sanitization
• Construct Infrastructure Automation Workflow