Name: QFX5100-48S-3AFO Juniper 48 SFP+ 10GbE 6 QSFP+ Uplink Switch
Brand: Juniper Networks
SKU: QFX5100-48S-3AFO
Price: 867.00 USD
Availability: InStock
Rating: 4.8 (118 reviews)

Product Overview
The QFX5100-48S-3AFO combines high-density 10GbE port availability with flexible uplink options to serve as a robust switch in modern network setups. It fits well in data center racks or enterprise cores where consistent performance and connectivity are essential without complexity.

General Information
Brand	Juniper Networks
Condition	Refurbished

Technical Information
Switch Type	Layer 3, Managed Switch, Stackable Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	48
Number of Ports	48-Ports
Port Type	SFP+, USB Console, Serial Console (RJ-45)
Port Speed	10Gbps,40Gbps
UpLink Ports	6
POE Support	No
Switching Capacity	1.44 Tbps
Switch Forwarding Rate	2.8125 billion pps
DRAM	8 GB
Flash Memory	8 GB
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	Yes
Layer Support	Layer 3
Connector Type	SFP+,QSFP+,USB Console,Serial Console (RJ-45)

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, RIP, OSPF, OSPFv3, BGP, IS-IS, VRRP, PIM-SM, IGMP
Remote Protocols	Yes
Management Interfaces	Junos CLI,Web UI,SSH,SNMP,NETCONF
Security Features	802.1X,ACLs,RADIUS,TACACS+,Port Security,MACsec (optional)
Management Type	Out-of-band and In-band management
Remote Management Protocol	SSH,Telnet,HTTPS,HTTP,SNMP,NETCONF
Routing Protocol	Yes

Power & Cooling
Fans	Hot-swappable redundant fans
Power Supply	Dual hot-swappable AC power supplies (100-240VAC)

Physical Characteristics
Weight	3.00
Operating Temperature	0°C to 40°C

Miscellaneous
Assembly Required	No
Compliance Standards	RoHS, CE, FCC, UL
Compliant Standards	IEEE 802.1Q,IEEE 802.3ad (LACP),IEEE 802.1D,IEEE 802.3X

Product Description
The QFX5100-48S-3AFO is a high-performance network switch commonly found in data center and enterprise environments where dense 10GbE connectivity is needed. Built for network architects and IT professionals, it delivers reliable switching with flexibility through multiple uplinks. Key Features Delivers consistent low latency suitable for demanding network traffic Offers a total of 48 SFP+ ports optimized for 10GbE device connections Includes 6 QSFP+ ports enabling 40GbE uplink capacity Compatible with automation and network management protocols Supports Virtual Chassis technology for simplified network design This switch plays a critical role in managing traffic flow with predictable performance. Its design emphasizes operational reliability and capacity, making it a solid choice for infrastructure requiring scalable and efficient switching.

Use Cases
The QFX5100-48S-3AFO is typically deployed in data centers and enterprise networks that require dense 10GbE ports combined with higher-speed uplinks. Network engineers and IT teams benefit from its capacity to handle demanding traffic patterns and scale as network needs grow. How It's Used: Aggregating 10GbE server connections in data center top-of-rack configurations Facilitating high-speed uplinks within campus or enterprise core networks Supporting virtualization environments with low-latency switching demands Enabling network segmentation and management through advanced Layer 2/3 capabilities Integrating into multi-switch setups using Virtual Chassis technology for simplified control Its consistent performance and port density help maintain efficient data flows and network scalability in complex environments. The switch’s feature set aligns well with operational goals for reliability and network flexibility.