The QFX5100 line of top-of-rack 10/40GbE Ethernet switches is designed for high-performance data center environments. With ultra-low latency, rich Layer 2/Layer 3 capabilities, and support for automation, these switches are ideal for spine-and-leaf IP and EVPN fabric architectures.
Manage the QFX5100 with Juniper Apstra, which automates the full network lifecycle from design to operations, ensuring closed-loop assurance and simplified management.
Key Specifications
- Use Case: Data Center Fabric Leaf
- QFX5100-48S: 48 x 1/10GbE SFP/SFP+ and 6 x 40GbE QSFP+
- QFX5100-48T: 48 x 100Mbps/1/10GbE RJ-45 and 6 x 40GbE QSFP+
- QFX5100-24Q: 24/32 x 40GbE QSFP+
- QFX5100-96S: 96 x 1/10GbE SFP/SFP+ and 8 x 40GbE QSFP+
- Throughput: Up to 1.44/2.56 Tbps
Features & Benefits
High Throughput
Achieve up to 2.56 Tbps of wire-speed switching capacity with ultra-low latency and jitter for both Layer 2 and Layer 3 performance.
Advanced Junos OS Capabilities
Leverages Junos OS to enable advanced routing protocols like BGP, MPLS, EVPN-VXLAN, and FCoE support.
Flexible Deployment Options
Supports EVPN-VXLAN Layer 2 gateway functionality for hybrid virtual and physical environments.
Fabric Management
Apstra intent-based automation provides day 0 through day 2 operations for seamless deployment and assurance in IP/EVPN fabrics.
Network Automation
Integration with Python, Puppet, Ansible, and ZTP simplifies provisioning and management of large-scale environments.




