GNS3 Certified Associate Exam Official Course (GNS3A).

Master GNS3 for Network Engineering: Become a Certified Associate

The GNS3 Certified Associate (GNS3CA) certification validates your proficiency in using GNS3, a leading network simulation platform. This comprehensive course equips you with the essential skills to excel in today's dynamic networking landscape. Become a sought-after network engineer capable of designing, building, and troubleshooting complex network environments.

What You'll Learn:

• Core GNS3 Skills:

  • GNS3 Architecture: Understand the GNS3 GUI, VM, and underlying architecture, including local and remote VMs, and the role of the schema (GUI, Web, Controller, Compute, Emulators).
  • GNS3 Hypervisor Management: Install, configure, and troubleshoot various hypervisors like VMware Workstation Pro/Player/Fusion, VirtualBox, ESXi, and QEMU.
  • GNS3 Cloud Solutions: Explore and utilize GNS3 cloud options like Packet Net.
  • Device Support: Learn to configure and troubleshoot a wide range of devices, including routers, switches, firewalls, servers, and hosts from vendors like Cisco, Juniper, Arista, and FRRouting.
  • Troubleshooting: Develop skills to diagnose and resolve common GNS3 installation and configuration issues.
  • Best Practices: Implement GNS3 best practices for optimal performance and stability.
  • GNS3 Programmability: Leverage REST APIs, cURL, Postman, Python scripts, and Bash scripts to automate network tasks.

• Python for Network Automation:

  • Python Fundamentals: Master essential Python concepts including objects, variables, strings, integers, floats, booleans, operators, lists, dictionaries, tuples, loops, conditions, and functions.
  • Python Libraries: Utilize the Python Telnet library, Netmiko, and NAPALM for automating network device configuration and management.
  • Text Manipulation: Learn to manipulate text using split, join, and concatenation methods.
  • Looping and Conditional Logic: Implement for/while loops and if/else/elseif logic for efficient automation.

• Linux Fundamentals:

  • Linux Distributions: Gain familiarity with popular Linux distributions like Red Hat, CentOS, Fedora, Debian, Ubuntu, and Mint.
  • Linux Command Line: Master essential Linux text editors (vi, nano), directory structures, file manipulation commands (copy, move, delete), and common commands (ls, grep, more, cat, less).
  • Linux Permissions & Processes: Understand and manage Linux file permissions and processes.
  • Linux Configuration: Configure and troubleshoot IPv6 addressing, default gateways, static routes, DNS servers (dnsmasq), and software installations.

• Software-Defined Networking (SDN):

  • SDN Concepts: Understand SDN terminology, controller functions, and the separation of the control and data planes.
  • SDN Interfaces: Learn about northbound and southbound APIs.
  • SDN Visions: Explore different SDN approaches, including Open SDN, SDN via Overlays, and API-based SDN.
  • SDN Protocols: Dive into OpenFlow and NETCONF.
  • OpenFlow: Understand OpenFlow flow concepts, including proactive vs. reactive flows, pipeline processing, match types, match actions, and message types (OpenFlow 1.0 & 1.3).
  • SDN Controllers: Compare and contrast open-source (OpenDaylight, ONOS, RYU) and vendor-specific (NSX, ACI, APIC-EM) SDN controllers.
  • OpenFlow Switch Flows: Verify and troubleshoot basic OpenFlow switch flows using OVS/Mininet.

• Automation Tools:

  • Ansible: Install, configure, and use Ansible for network automation.
  • Agentless vs. Agent-Based Automation: Understand the differences between agentless and agent-based automation tools.
  • Ansible Playbooks: Implement and troubleshoot Ansible scripts using idempotency, ad hoc changes, inventory files, plays, and tasks.
  • Comparison with Other Tools: Compare Ansible with Salt, Puppet, and Chef.

• Virtualization Technologies:

  • Hypervisor Comparison: Understand the differences between VMware Workstation Pro/Player/Fusion, VirtualBox, ESXi, and QEMU.
  • Virtual Image Types: Learn about various virtual image types (img, qcow2, iso, ova, and vmdk).
  • Virtualization Concepts: