Product
QFX5120 Switches
The QFX5120 line offers 1/10/25/40/100GbE Ethernet switches, including models with 1/10GbE copper interfaces, for data center, data center edge and interconnect, and campus deployments. QFX5120 switches are packed with software features that support modern IP fabric architectures with EVPN-VXLAN.
Manage your data center QFX5120 switch deployment with the turnkey Juniper Apstra system, which automates the entire network lifecycle to simplify design, deployment, and operations and provide closed-loop assurance. Deploy and manage your campus fabric from the Juniper Mist Cloud to simplify operations and improve visibility.
Key Features
Use Case: Data Center Fabric Leaf/Spine, Campus Distribution/Core, applications requiring MACsec
Port Density:
- QFX5120-48T: 48 x 1/10GbE RJ-45 and 6 x 40/100GbE QSFP+/QSFP28
- QFX5120-48Y: 48 x 1/10/25GbE SFP/SFP+ and 8 x 40/100GbE QSFP+/QSFP28
- QFX5120-48YM: 48 x 1/10/25GbE SFP/SFP+ and 8 x 40/100GbE QSFP+/QSFP28
- QFX5120-32C: 32 x 40/100GbE QSFP+/QSFP28 and 2 x 10GbE SFP+
Throughput: Up to 2.16/4/6.4 Tbps (bidirectional)
MACsec: AES-256 encryption on all ports (QFX5120-48YM)
Features + Benefits
High Throughput
Up to 6.4 Tbps (bidirectional) Layer 2 and Layer 3 performance, with latency as low as 550 nanoseconds.
Junos OS Capabilities
Support for advanced networking features such as EVPN, BGP Add Path (BGP-AP), MPLS, Layer 3 VPN, and IPv6 Provider Edge (6PE).
Deployment Options
EVPN-VXLAN Layer 2 and Layer 3 gateway support for edge routed or centrally routed overlay data center deployments.
Network Automation
Support for Python, Puppet, Ansible, and Zero Touch Provisioning (ZTP) helps you address growing network complexity.
Fabric Management
Juniper’s intent-based Apstra solution provides full day 0 through day 2 capabilities for IP/EVPN fabrics with closed-loop assurance in the data center.
Resource Center
Practical Resources
Day One Books
Architecture Guides
Support
Training and Community
Community
CUSTOMER SUCCESS
Aveanna Reinvents Pediatric Home Healthcare
Caring for a child with special needs is challenging and stressful, and many families turn to Aveanna Healthcare. As the largest provider of pediatric home care in the U.S., Aveanna offers pediatric skilled nursing, pediatric therapy autism services, enteral nutrition, therapy, and adult services.

QFX5120
The QFX5120 line offers 1/10/25/40/100GbE switches designed for data center, data center edge, data center interconnect and campus deployments with requirements for low-latency Layer 2/Layer 3 features and advanced EVPN-VXLAN capabilities.
Technical Features | |
Use Case: Data Center Fabric Leaf/Spine, Campus Distribution/Core, applications requiring MACsec Port Density:
Throughput: Up to 2.16/4/6.4 Tbps (bidirectional) MACsec: AES-256 encryption on all ports (QFX5120-48YM) |
QFX5130
The QFX5130 line offers a high-density, cost-optimized, 1 U, 400GbE fixed-configuration switch based on the Broadcom Trident 4. It’s ideal for environments where cloud services are being added. With 10/25/40/100/400GbE interface options, the QFX5130 line is an optimal choice for spine-and-leaf deployments in enterprise, service provider, and cloud provider environments.
Technical Features | |
Use Cases: Data Center Fabric Spine Port Density:
Throughput: Up to 25.6 Tbps (bidirectional) |
QFX5220
The QFX5220 line offers up to 400GbE interfaces for very large, dense, and fast standards-based fabrics based on proven internet-scale technology. QFX5220 switches are an optimal choice for spine-and-leaf data center fabric deployments as well as metro use cases.
Technical Features | |
Use Case: Data Center Fabric Spine Port Density:
Throughput: Up to 25.6 Tbps (bidirectional)
|
Try it. Right now.
Live Events and On-Demand Demos
Find QFX5120 in these solutions
Data Center Networks
Simplify operations and assure reliability with the modern, automated data center. Juniper helps you automate and continuously validate the entire network lifecycle to ease design, deployment, and operations.
Wireless Access
AI-driven automation and insight, coupled with the agility and reliability of a microservices cloud, deliver optimized wireless access experiences and simplified network operations.
Data Center Interconnect
Juniper’s DCI solutions enable seamless interconnectivity that breaks through traditional scalability limitations, vendor lock-in, and interoperability challenges.
Automated Data Center Fabrics
Standards-based network fabric architectures help your data center scale while increasing reliability and agility through automation. This solution unites the automated and assured operations of Juniper Apstra for multivendor networks with Juniper’s scalable and programmable switching and routing platforms.