Junos OS Evolved

Junos OS Evolved is a unified, end-to-end network operating system designed for cloud-scale deployments. Delivering reliability, agility, and open programmability, it empowers businesses to adapt to evolving demands. With high availability, fine-grained visibility, and high feature velocity, Junos OS Evolved enables you to accelerate deployments, innovate more rapidly, and operate your network more efficiently. And because it’s aligned with Junos OS, seamless management continuity is assured.

Key Features


  • Linux-native
  • Scalable and reliable state-based architecture
  • Open and programmable
  • Rich visibility and analytics
  • Built-in security

Features + Benefits

Cloud-optimized scalability and resiliency

Junos OS Evolved’s cloud-optimized architecture enables the utilization of all available compute resources across the network. This approach delivers enhanced scalability, resilience, and cost-effectiveness by maximizing hardware utilization and enabling dynamic resource allocation.

Open programmability

Junos OS Evolved leverages a Linux-native system and tools for easy integration with third-party applications and hardware. Its extensibility makes it easy to create custom functions while Juniper’s developer-friendly platform ensures a short learning curve. And with all states and statistics modeled in a centralized database, third-party applications also have easy access to Juniper’s deep telemetry and status.

Agility and flexibility

Junos OS Evolved optimizes cloud deployments with lean profiles, implementing only essential features. It uses a modular architecture for greater flexibility and agility with composable pieces.

Simplified operations and great visibility

Junos OS Evolved uses community tools for faster onboarding. It also features smooth, hitless upgrades that accelerate feature adoption while enhanced debuggability streamlines qualification and deployment. Plus, streaming events and pervasive telemetry provide fine-grained visibility, enabling rapid problem resolution and faster service restoration.

Built-in security

Security is a core design principle of Junos OS Evolved, with enhanced security measures integrated throughout. By leveraging industry-standard best practices, it provides comprehensive protection for your network, ensuring it remains protected.