Name: QFX5100-24Q-3AFO Juniper 24QSFP+ Layer 3 Switch 26 Slots 1U Rackmount
Brand: Juniper Networks
SKU: QFX5100-24Q-3AFO
Price: 949.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The QFX5100-24Q-3AFO is a Layer 3 switch that combines high-speed QSFP+ ports with flexible expansion options. It fits neatly into a 1U rack, making it a practical choice for data centers that need scalable network infrastructure without sacrificing space. Its routing capabilities ensure it can handle complex network tasks while providing stable, reliable performance.

General Information
Brand	Juniper Networks
Part Number	QFX5100-24Q-3AFO
Condition	Refurbished

Technical Information
Switch Ports	24
Number of Ports	24-Ports
Port Type	40G QSFP+, USB Console, Serial Console (RJ-45)
Port Speed	40 Gbps
POE Support	No
Switching Capacity	1.92 Tbps (full duplex)
DRAM	8 GB
Flash Memory	8 GB
VLAN Support	Yes
Max VLANs Supported	4094
Layer Support	Layer 2, Layer 3
Connector Type	QSFP+

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, OSPF, OSPFv3, BGP, VRRP, PIM-SM, PIM-DM, IGMP, Policy-Based Routing (PBR)
Remote Protocols	Yes
Security Features	RADIUS, TACACS+, SSH, ACLs, 802.1X
Management Type	Junos CLI, SNMP, NETCONF
Security	Yes
Remote Management Protocol	SSH,SNMP,NETCONF

Power & Cooling
Fans	3 (front-to-back) hot-swappable fans
Power	Dual hot-swappable AC power supplies (model-dependent)
Power Supply	Dual AC (hot-swappable)

Physical Characteristics
Dimensions	1.72 x 17.5 x 20.0 in (1U, 19-inch rack-mountable)
Weight	3.00
Operating Temperature	0°C to 40°C (32°F to 104°F)

Miscellaneous
Compliance Standards	RoHS, CE, FCC, UL, TUV, cULus, CSA

Product Description
The QFX5100-24Q-3AFO is a high-performance Layer 3 switch designed for data centers and enterprise networks. It offers 24 QSFP+ ports, enabling high-speed connectivity and supporting various network topologies. Often found in environments requiring scalable and reliable switching, this unit is built for flexible deployment, including aggregation and access layers in large networks. Network engineers and IT professionals use it to optimize traffic flow and ensure efficient data routing. Key Features Provides 24 QSFP+ ports supporting 40GbE connections Includes 26 expansion slots to accommodate additional modules Delivers Layer 3 switching with routing protocols for complex networks Fits standard 1U rack spaces for easy integration into server racks Supports high throughput with low latency for demanding applications This switch is typically deployed within data centers and enterprise campuses where performance and scalability are critical. It helps maintain smooth network operations by handling large volumes of traffic efficiently. Its compact form makes it suitable for dense rack environments while still providing robust switching and routing features that are essential in modern networking setups.

Use Cases
The QFX5100-24Q-3AFO is typically deployed in high-density data center environments where space efficiency and high throughput are critical. IT teams managing large-scale virtualization or cloud platforms benefit from its advanced Layer 3 routing combined with flexible expansion capabilities, enabling seamless network scalability. How It's Used: Integrating into enterprise data center spine-leaf architectures to support east-west traffic for virtualization workloads. Providing high-speed aggregation for storage clusters in campus or hyperscale data centers. Serving as a top-of-rack switch in cloud service provider environments to optimize rack-level connectivity. Supporting high-performance compute clusters requiring low-latency Layer 3 routing capabilities. Enabling network segmentation and routing within multi-tenant colocation facilities to maintain secure, isolated environments. This switch supports operational efficiency by combining dense QSFP+ ports with robust routing features, which allows network architects to scale infrastructure while maintaining performance and manageability. Its rack-optimized form factor ensures it fits into existing data center layouts without compromising space or power budgets.