Arista EOS (Extensible Operating System) is a Linux-based network operating system that powers Arista’s data center and cloud networking switches. EOS provides a programmable, scalable, and highly available platform that supports automation, telemetry, and software-driven networking.

  • Modular Linux-based architecture with a central system database (SysDB).
  • Support for Zero Touch Provisioning (ZTP) and network automation.
  • Integration with CloudVision for centralized network management.
  • VXLAN and EVPN for scalable Layer 2/3 overlays.
  • Extensive APIs for Python, JSON, and REST automation.
  • Real-time telemetry and advanced analytics.
  • High availability through stateful switchover and fault isolation.
  • Basic networking knowledge (TCP/IP, VLANs, routing protocols).
  • Familiarity with Linux CLI and network configurations.
  • Optional: Exposure to network automation tools (Python, Ansible).
  1. Experience with Arista EOS CLI and switch management.
  2. Design and configuration of Layer 2 and Layer 3 networks.
  3. Automation using CloudVision, Python, and Ansible.
  4. Setup and management of VXLAN and EVPN overlays.
  5. Monitoring and troubleshooting using telemetry tools.
  6. Implementing security using RBAC, ACLs, and encryption.

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