• Tag : virtual



Introduction vEOS-lab/cEOS-lab on GNS3 – What is it? Fast, Multi-user, Efficient nested virtual lab using Qemu/Kvm/docker images of vEOS-lab/cEOS-lab Dynamic persistent config/storage of each cEOS container across stop/starts and GNS3 project closure/re-opens Deployed in minutes on ESXi host. Cloning and creating another bubble is easy, fast and can be moved around Integrated data plane traffic generation tool (Ostinato) in this lab Packet capture on any links between vEOS/cEOS devices Required SW/HW  GNS3 Server VM (Ubuntu 18.04 LTS VM + GNS3 Server) VMware Host system running ESXi version 6 or above with Mgmt Network access ESXi host to deploy this GNS3...
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Network CI/CD Part 1 – Building network topologies with Docker and cEOS-lab

Introduction As the networking industry continues riding the DevOps wave and network engineers become more comfortable using automation tools like Ansible and Salt, network still remains the most brittle piece of IT infrastructure. Partially this can be justified by the fact that network underpins all other areas of IT infrastructure stack – compute, storage and virtualisation. However we, as network engineers, have done very little to improve our confidence in networks and until now some of the biggest outages were caused by trivial network configuration mistakes. When software industry was facing similar challenges, the response was to create Continuous Integration (CI) pipelines –...
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