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by Juniper
Product Line: Juniper QFX Series
Product Type: Switch
Sold out
Original price $0.00 - Original price $1,098.00
Original price
$0.00 - $1,098.00
Current price $0.00
Title: Surplus

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Product Description

The QFX5100-24Q-AFO is equipped with 24 QSFP ports and supports up to 2.56 Tbps switching capacity and a 1.44 Bpps forwarding rate, suitable for high-performance computing environments. It features two expansion module slots, redundant fans, and redundant power AC supplies, ensuring uninterrupted operation and reliability. Designed for efficient network management, it includes front-to-back airflow, multiple management ports including 1x RJ-45 Serial Console, 1x RJ-45 Gigabit Management, 1x Gigabit SFP Management, and 1x USB for versatile connectivity options.

Key Feature for the QFX510024QAFO

  • What are the available management port options on the QFX5100?
    The QFX5100 offers 1x RJ-45 Serial Console, 1x RJ-45 Gigabit Management, 1x Gigabit SFP Management, and 1x USB port for management purposes.
  • How does the switching capacity of the device enhance network performance?
    With a switching capacity of 2.56 Tbps, the device supports high-bandwidth applications, ensuring efficient data flow and reduced network congestion.
  • Can the QFX5100 support both 10GbE and 40GbE interfaces?
    Yes, the device supports up to 96/104 10GbE SFP+ (with breakout cable) and 24/32 40GbE QSFP+ ports (with 2 x QFX-EM-4Q), providing versatile connectivity options.
  • What are the power requirements for this device?
    The QFX5100 has redundant power AC supplies and consumes approximately 161 W of power, ensuring reliable operation.
  • Does the QFX5100 support jumbo frames?
    Yes, it supports jumbo frames up to 9,216 bytes, allowing for the efficient handling of large data packets and reducing overhead.
  • What cooling mechanisms are employed by the QFX5100?
    The device uses 5x QFX5100-FAN-AFI fan modules and features front-to-back airflow for efficient cooling.
  • How many link aggregation groups (LAGs) can be configured on this switch?
    It supports the configuration of up to 128 link aggregation groups (LAGs), enhancing bandwidth and providing redundancy.
  • What are the physical dimensions and weight of the QFX5100?
    The device measures 1.72 x 17.36 x 20.48 inches (4.37 x 44.09 x 52.02 cm) and weighs 21.6 lb (9.8 kg), suitable for a 19-in server rack.
  • Is the QFX5100 suitable for environments with varying temperature and humidity levels?
    Yes, it operates in temperatures from 32° to 104° F (0° to 40° C) and can withstand non-operating temperatures from -40° to 158° F (-40° to 70° C), with a relative humidity operating range of 5% to 90% (noncondensing).
  • What switching modes does the QFX5100 support, and how do they benefit network traffic?
    The QFX5100 supports both cut-through and store-and-forward switching modes, optimizing network traffic by either reducing latency or ensuring data integrity.

Product Review

The Juniper QFX5100-24Q-AFO switch offers significant switching capacity and forwarding rate, at 2.56 Tbps and 1.44 Bpps respectively, supporting high-performance networking demands. Its design includes redundant fans and power supplies, ensuring reliability and continuous operation, along with flexible management port options for varied networking environments. However, the device's power consumption might be a consideration for energy-conscious deployments, and its operational temperature range may limit its use in extreme environments.


The Juniper QFX5100-24Q-AFO is a high-performance, high-density switch designed for top-of-rack, end-of-row, and data center deployment. It features 24 QSFP ports and offers flexibility with 2 expansion slots, catering to a variety of network demands. The switch is engineered to support redundant fans and power supplies, ensuring uninterrupted service and reliability. The power supplies support an AC power configuration and the system is designed with front-to-back airflow to maintain optimal operating temperatures. In terms of management connectivity, the QFX5100-24Q-AFO is equipped with a comprehensive set of ports including one RJ-45 serial console port, one RJ-45 gigabit management port, one gigabit SFP management port, and one USB port, facilitating versatile management interfaces. The device also includes two expansion module slots, enhancing its functionality and scalability. The switch boasts a switching capacity of 2.56 terabits per second (Tbps) and a forwarding rate of 1.44 billion packets per second (Bpps), demonstrating its capability to handle high volumes of data efficiently. Its physical dimensions are 1.72 inches in height, 17.36 inches in width, and 20.48 inches in depth, with a weight of 21.6 pounds (9.8 kg), making it compact and easy to integrate into a 19-inch server rack. Key hardware specifications include: - Switching modes supported are cut-through and store-and-forward, providing flexibility in handling data packets. - Power consumption is rated at 161 watts, indicating its energy efficiency. - The switch supports up to 96 or 104 10GbE SFP+ ports and 24 or 32 40GbE QSFP+ ports with the use of breakout cables and additional QFX-EM-4Q expansion modules, respectively. Additionally, the QFX5100-24Q-AFO supports jumbo frames up to 9,216 bytes, enhancing its performance in environments with large data transfers. The system can operate in temperatures ranging from 32° to 104° F (0° to 40° C) and can be stored in temperatures from -40° to 158° F (-40° to 70° C). Its operational altitude is up to 2,000 meters (610 m), and it can withstand 5% to 90% non-condensing relative humidity during operation, and 0% to 95% non-condensing relative humidity when non-operational. The switch is designed with five QFX5100-FAN-AFI fan modules to ensure efficient cooling and sustained performance. It supports up to 128 link aggregation groups (LAGs), providing flexible and scalable network bandwidth aggregation. In summary, the Juniper QFX5100-24Q-AFO is a versatile, high-capacity switch that meets the demands of modern data centers with its extensive port density, scalability, and reliability. Its comprehensive management options and energy-efficient design make it a suitable choice for organizations looking to optimize their network infrastructure for performance and sustainability.


Item NumberJuniper QFX5100-24Q-AFO
Port Configuration24 QSFP ports
Additional Slots2 slots for expansion modules
Cooling SystemDual fans with AC power supplies, airflow from front to back
Control Interfaces1x RJ-45 for Serial Console, 1x RJ-45 and 1x SFP for Gigabit Management, 1x USB port
Expansion Capabilities2 slots for additional modules
Throughput2.56 Terabits per second
Processing Speed1.44 Billion packets per second
Mass21.6 pounds (9.8 kilograms)
Size (H x W x D)1.72 x 17.36 x 20.48 inches (4.37 x 44.09 x 52.02 cm)
Switching ModesCut-through and store-and-forward
Air Circulation PatternFront to back
Energy Use161 Watts
10GbE SFP+ Capacity96/104 (utilizing breakout cable)
40GbE QSFP+ Capacity24/32 (with 2 x QFX-EM-4Q modules)
Compatible Rack Size19-inch server rack
Maximum Frame Size9,216 bytes
Cooling Fans5x QFX5100-FAN-AFI units
Link Aggregation Groups128
Operational Temperature Range32° to 104° F (0° to 40° C)
Non-operational Temperature Range-40° to 158° F (-40° to 70° C)
Max Operating AltitudeUp to 2,000 feet (610 meters)
Operational Humidity5% to 90% (non-condensing)
Storage Humidity0% to 95% (non-condensing)

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