| Specification |
Details |
| Brand |
Juniper Networks |
| Series |
QFX5200 Series |
| Model |
QFX5220-32CD-AFO |
| Form Factor |
1U rack-mountable |
| Port Configuration |
32 × QSFP-DD (400GbE) |
| Breakout Support |
4×100GbE per port (up to 128 ports), 2×200GbE |
| Switching Capacity |
12.8 Tbps |
| Forwarding Rate |
Up to 9.52 Bpps |
| Airflow |
Front-to-Back (AFO) |
| Latency |
Ultra-low latency architecture |
| CPU |
Multi-core embedded processor |
| Memory |
16GB DRAM (varies by revision) |
| Storage |
64GB SSD |
| Operating System |
Junos OS |
| Layer Support |
L2/L3, EVPN, VXLAN |
| Routing Protocols |
BGP, OSPF, IS-IS, PIM, MPLS |
| Redundancy |
Hot-swappable fans and PSUs |
| Telemetry |
Streaming telemetry, JTI |
| Power Supply |
Dual AC PSUs |
| Typical Power Consumption |
~550W (varies by optics) |
| Dimensions (H × W × D) |
~1.72 × 17.4 × 21.5 in |
| Weight |
~20 lbs (9–10 kg) |
| Operating Temperature |
32°F to 104°F (0°C to 40°C) |
| Warranty |
Juniper Limited Lifetime Warranty |
📌 Performance & Use Cases
Ideal For:
-
Large-scale leaf-spine architectures
-
High-density AI/ML cluster interconnects
-
Hyperscale and cloud service providers
-
400GbE backbone networks
-
Enterprise data center modernization
-
Ultra-low latency trading clusters
Benefits:
-
Future-proof 400G scalability
-
Fully redundant design ensures high availability
-
Automated provisioning and monitoring
-
Flexible breakout options
-
Energy-efficient switching platform
📌 FAQs
1. What port speeds does the Juniper QFX5220-32CD-AFO support?
It supports 400G, 200G, and 100G, with breakout options of 4×100G per port.
2. What airflow direction does the AFO model use?
AFO stands for Airflow Front-to-Back, ideal for modern data center cooling layouts.
3. Does the switch support EVPN-VXLAN?
Yes, it fully supports EVPN-VXLAN, making it suitable for scalable Layer-3 fabrics.
4. Is this switch suitable for AI/ML workloads?
Absolutely—its 400GbE high-bandwidth, low-latency design supports GPU/AI cluster networking.
5. Does the QFX5220-32CD-AFO include redundant components?
Yes, it includes redundant hot-swappable fans and PSUs.
6. What OS does it run?
It runs Junos OS, known for stability, automation, and security.