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Duration 21 hours
Course Outline
Advanced GNS3 Architecture
- Overview of GNS3 architecture for distributed deployments
- Optimising GNS3 server and GNS3 VM performance
- Managing multiple projects and collaborative workflows
Network Automation with Python and Ansible
- Introduction to automation in network engineering
- Creation and deployment of automation scripts within GNS3
- Automating router and switch configurations using Ansible playbooks
- Verifying network state and compliance via automated checks
Docker Integration in GNS3
- Installation and configuration of Docker containers within GNS3
- Utilising prebuilt Docker appliances (e.g., web servers, DNS, Linux services)
- Building custom Docker containers for network testing
- Simulating microservices and service chaining within GNS3 topologies
Cloud and Hybrid Lab Integration
- Designing hybrid environments using GNS3 and public clouds
- Connecting GNS3 to AWS, Azure, or GCP via VPN and tunneling
- Deploying cloud-based endpoints and integrating them with simulated networks
- Security and access considerations for hybrid topologies
Multi-Vendor Testing and Simulation
- Running and managing multiple vendor VMs (e.g., Cisco, Juniper, Palo Alto)
- Utilising QEMU, IOU/IOL, and VirtualBox appliances in combination
- Traffic generation and application emulation for interoperability testing
CI/CD and Advanced Lab Automation
- Integrating GNS3 with Git and CI pipelines for version control and testing
- Automating topology deployment and rollback procedures
- Using REST APIs to control GNS3 from external scripts
Use Cases and Best Practices
- Lab design for pre-deployment validation
- Documenting network behaviour and configurations
- Creating reusable lab templates and team workflows
Summary and Next Steps
Requirements
- Proficiency in creating GNS3 topologies and configuring devices
- Working knowledge of Python or Ansible
- Familiarity with containerisation and cloud fundamentals
Audience
- Senior network engineers and DevNet professionals
- Engineers integrating GNS3 with automation frameworks (e.g., Ansible, Python)
- Professionals experimenting with Dockerised services in virtual labs
- Advanced users working on hybrid cloud labs or simulating multi-vendor environments
Testimonials (1)
communication, knowledge from experience, solve problems,
