**Full Part Number:** QFX5210-64C-AFO  
**Manufacturer:** Juniper Networks, Inc.
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### **Overview**
The **Juniper QFX5210-64C-AFO** is a high-performance data center switch designed to meet the demanding needs of modern cloud environments and enterprise networks. Featuring 64 ports of 100GbE, this switch delivers massive throughput, low latency, and flexible deployment options. The QFX5210-64C-AFO supports advanced Layer 2 and Layer 3 features and is optimized for high-density data center environments. With its **airflow out** (AFO) design, it integrates seamlessly into hot-aisle containment systems, ensuring efficient cooling and energy management.
### **Key Features**
- **64 x 100GbE Ports:** Offers high-density 100GbE connectivity for maximum throughput and scalable network architecture.
- **High Performance:** Capable of delivering up to 12.8 Tbps of switching capacity and 4 Bpps (billion packets per second) forwarding rate, making it ideal for high-demand data center environments.
- **Advanced Network Features:** Supports Layer 2 and Layer 3 protocols, including MPLS, EVPN, VXLAN, and BGP, to provide robust, flexible networking capabilities.
- **Low Latency:** Engineered to deliver ultra-low latency, making it suitable for latency-sensitive applications such as financial trading, high-performance computing, and big data analytics.
- **Flexible Deployment Options:** Compatible with both traditional and spine-leaf architectures, enabling flexible deployment in diverse network topologies.
- **Airflow Out (AFO) Design:** Features a back-to-front airflow design to align with hot-aisle containment cooling strategies in data centers, optimizing energy efficiency.
- **Juniper Automation and Management:** Supports Juniper’s automation frameworks and management tools for streamlined operations, reduced complexity, and faster deployments.
### **Applications**
- **High-Performance Data Centers:** Provides high-density 100GbE connectivity and ultra-low latency for large-scale data centers that demand maximum performance and scalability.
- **Cloud Environments:** Optimized for cloud-based infrastructures, supporting flexible network architectures, virtualization, and software-defined networking (SDN).
- **Enterprise Networks:** Ideal for large enterprise core networks requiring high throughput and advanced Layer 3 routing capabilities.
- **Service Providers:** Suitable for service providers needing a robust, scalable switching platform to handle high traffic volumes and provide value-added services.
### **Specifications**
- **Port Configuration:** 64 x 100GbE QSFP28 ports
- **Performance:**
  - **Switching Capacity:** 12.8 Tbps
  - **Forwarding Rate:** 4 Bpps
- **Latency:** Sub-microsecond latency
- **Airflow Design:** Airflow Out (AFO), suitable for hot-aisle containment setups
- **Operating System:** Junos OS with automation, analytics, and telemetry support
- **Form Factor:** 2 RU (Rack Units)
- **Management:** Supports Juniper automation and management tools including Junos Space, Junos OS CLI, and REST APIs
- **Power Supply:** Dual hot-swappable power supplies (AC or DC options available)
- **Operating Temperature:** 32°F to 104°F (0°C to 40°C)
- **Compliance:** RoHS, NEBS Level 3 compliant
### **Why Choose Juniper QFX5210-64C-AFO?**
The **Juniper QFX5210-64C-AFO** is designed for organizations looking to build scalable, high-performance data centers and enterprise networks. With 64 ports of 100GbE connectivity, ultra-low latency, and a high switching capacity, it offers the power and flexibility needed to meet the demands of today's high-bandwidth applications. The switch’s **airflow out** design ensures compatibility with modern cooling architectures, making it an excellent choice for efficient data center operation. Backed by Juniper’s industry-leading networking technology and support, the QFX5210-64C-AFO is an investment in performance, reliability, and future scalability.