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Juniper Session Smart Router


Juniper Session Smart Router (SSR) Series delivers a tunnel-free, application-aware SD-WAN solution with built-in Zero Trust security. Designed for modern WAN environments, it enables agile and secure connectivity with 30–50% bandwidth savings and AI-powered insights through Mist WAN Assurance. Scalable across SD-WAN, SD-Branch, multicloud, and IoT deployments, SSR supports physical (Juniper NFX, white-box), virtual (VMware, KVM), and public cloud platforms (AWS, Azure). Powered by Junos OS, it includes advanced security features like URL filtering and IDS/IPS protection

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Juniper Session Smart Router (SSR) is a tunnel-free, software-defined, and application-aware routing solution, purpose-built for secure, intelligent, and high-performance SD-WAN and multicloud networking. Designed for the needs of modern enterprises, SSR combines Mist AI and Zero Trust Security to ensure agile, scalable, and efficient routing across branches, data centers, and cloud platforms. As a result, businesses can optimize performance while enhancing security and simplifying operations.


Key Benefits:

  • Tunnel-Free Architecture: Unlike traditional WAN solutions, SSR leverages Secure Vector Routing (SVR) to eliminate tunnel overhead. Consequently, it delivers up to 50% bandwidth savings, improved application performance, and reduced latency. Moreover, this approach enables greater transparency and control.

  • Application-Aware Routing: With real-time traffic identification and prioritization, SSR delivers intelligent traffic steering. In addition, Mist WAN Assurance and Mist AI empower the platform with automated anomaly detection, session-level analytics, and deep visibility into user experiences. Thus, IT teams can respond faster to performance issues.

  • Zero Trust Security: SSR enforces a deny-by-default access model with directional control, segmentation, and integrated threat protection. Furthermore, the Advanced Security Pack enhances protection with URL filtering and Intrusion Detection and Prevention System (IDS/IPS), which guard against sophisticated cyber threats. Hence, it’s ideal for organizations with strict compliance requirements.

  • Scalability and Flexibility: Organizations can easily scale SSR across thousands of sites using physical appliances, virtual machines (VMware, KVM), or public clouds like AWS, Azure, and Google Cloud. Additionally, it runs natively on Juniper NFX Series hardware, offering deployment flexibility to match evolving infrastructure needs.

  • Streamlined Management: With Zero Touch Provisioning (ZTP), policy automation, and centralized control via Session Smart Conductor or Mist Cloud, SSR simplifies deployment and operations. Therefore, it significantly reduces administrative overhead.

  • Versatile Use Cases: SSR is ideal for SD-WAN, SD-Branch, multicloud connectivity, IoT integration, and data center edge routing. Consequently, it supports a wide range of digital transformation initiatives.


Operating on Junos OS, SSR integrates tightly with Juniper’s AI-Native Networking Platform, delivering AIOps capabilities, full-stack observability, and secure, autonomous networking. Altogether, it enables enterprises to modernize their networks while maintaining complete control, visibility, and security.

Learn more in the Juniper SSR Datasheet.

SSR120 – Compact SD-WAN Router for Small Branches

A desktop-sized, fanless router optimized for small branch deployments with LTE-ready models.

  • Ports: 6x 1GbE RJ-45, 1x 1GbE SFP, 1x MGMT (RJ-45), LTE antenna support (SSR120-AA, SSR120-AE)

  • Memory: 8 GB | Storage: 120 GB SSD

  • Features: SVR, ZTS, stateful firewall, DoS/DDoS protection, NAT, VPN, Mist WAN Assurance, ZTP

  • Power: ~30W | Cooling: Fanless

  • Use Case: Small branch offices


SSR130 – LTE-Ready SD-WAN Router for Small to Medium Branches

Ideal for hybrid or LTE-enabled SD-WAN deployments in growing branch environments.

  • Ports: 6x 1GbE RJ-45, 1x 1GbE SFP, 1x MGMT; LTE variants included

  • Memory: 8 GB | Storage: 120 GB SSD

  • Features: SVR, ZTS, LTE support, Mist WAN Assurance, adaptive encryption

  • Power: ~30W | Cooling: Fanless

  • Use Case: Small to medium branch offices

SSR1200 – Scalable Router for Large Branches & Small Data Centers

Rack-mounted 1U device with multi-gigabit connectivity and advanced SD-WAN features.

  • Ports: 7x 1GbE RJ-45, 4x 1/10GbE SFP+, 1x MGMT

  • Memory: 64 GB | Storage: 256 GB SSD

  • Features: SVR, ZTS, firewall, multipath routing, Mist WAN Assurance

  • Power: Dual AC PSU (pre-installed) | Cooling: Redundant fans

  • Use Case: Large branches, small campus/data centers


SSR1300 – High-Performance Router for Medium Data Centers

1U fixed-form router with 10GbE capacity for mid-size enterprise campuses.

  • Ports: 4x 1GbE RJ-45, 8x 1/10GbE SFP+ (total), 1x MGMT

  • Memory: 128 GB | Storage: 256 GB SSD

  • Features: SVR, ZTS, stateful firewall, DoS protection, VPN, Mist WAN Assurance

  • Power: Dual AC PSU | Cooling: 4 redundant fans

  • Use Case: Medium data centers and campus deployments


SSR1400 – Enterprise Router for Large Campus Networks

Designed for scalable campus SD-WAN with enterprise-class performance and advanced security.

  • Ports: High-speed (likely 10GbE SFP+), 1x MGMT

  • Memory: Enterprise-grade (likely ≥128 GB) | Storage: ≥256 GB SSD

  • Features: SVR, ZTS, adaptive encryption, Mist WAN Assurance, ZTP

  • Power: Dual AC PSU | Cooling: Redundant fans

  • Use Case: Large data center and enterprise campus


SSR1500 – High-Capacity Router for Extra-Large Deployments

Purpose-built for hyperscale data center SD-WAN with maximum flexibility and performance.

  • Ports: High-speed (likely 10GbE SFP+), 1x MGMT

  • Memory & Storage: High-capacity enterprise-class (≥128 GB RAM, ≥256 GB SSD)

  • Features: SVR, Zero Trust Security, adaptive encryption, IDS/IPS, Mist WAN Assurance

  • Power: Dual PSU | Cooling: Redundant fans

  • Use Case: Extra-large campus and data center networks


Common Features Across All Models

  • Secure Vector Routing (SVR): Tunnel-free architecture with up to 50% bandwidth savings

  • Zero Trust Security (ZTS): Default-deny segmentation and policy control

  • Adaptive Encryption: Optimized for HTTPS/IPsec traffic

  • Firewall & Threat Protection: Layer 2–5 firewall, DoS/DDoS protection, NAT, VPN, traffic filtering

  • AI-Driven WAN Management: Integrated with Mist WAN Assurance and ZTP

  • OS: Juniper SSR Software (e.g., v6.3.1) with Junos OS integration

https://www.juniper.net/content/dam/www/assets/datasheets/us/en/routers/session-smart-networking-datasheet.pdf

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