Name: QFX5100-48S-DC-AFO Juniper 48x 10Gbps SFP+ 6x 40Gbps QSFP+ Switch DC Power
Brand: Juniper Networks
SKU: QFX5100-48S-DC-AFO
Price: 811.00 USD
Availability: InStock
Rating: 4.8 (118 reviews)

Product Overview
The QFX5100-48S-DC-AFO switch provides a dense array of 10Gbps SFP+ ports alongside high-capacity QSFP+ uplinks, fitting well into modern data centers and enterprise networks. It balances power efficiency with robust port density to support expanding network demands without compromising on speed or latency.

General Information
Brand	Juniper Networks
Condition	Refurbished

Technical Information
Switch Type	Layer 2, Layer 3, Managed Switch, Stackable Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	48 SFP+
Number of Ports	48-Ports
Port Type	SFP+, USB Console, Serial Console (RJ-45)
Port Speed	10Gbps,40Gbps
UpLink Ports	6 QSFP+ (40Gbps)
POE Support	No
Switching Capacity	1.44 Tbps
Switch Forwarding Rate	2812.5 Mpps
DRAM	8 GB
Flash Memory	8 GB
VLAN Support	Yes
Max VLANs Supported	4096
Stackable	Yes
Layer Support	Layer 2, Layer 3
Connector Type	SFP+,QSFP+,Serial Console (RJ-45),USB Console

Performance
Latency	1.2 microseconds
Jumbo Frame Support	Up To 9216 Bytes
MAC Address Table Size	32000

Management and Configuration
Routing Protocols	Static, RIP, OSPF, OSPFv3, BGP, IS-IS, VRRP, PIM-SM, IGMP, MLD
Remote Protocols	Yes
Management Interfaces	Junos CLI,SSH,Telnet,SNMP,NETCONF,USB Console,Serial Console (RJ-45)
Security Features	802.1X,ACLs,MAC limiting,RADIUS,TACACS+,SSH
Management Type	In-band,Out-of-band
Remote Management Protocol	SSH,Telnet,SNMPv2,SNMPv3,NETCONF

Power & Cooling
Fans	4 hot-swappable fans (airflow direction depends on AFO variant)
Power	-48 V DC
Power Supply	Dual -48V DC (field-replaceable / redundant capable)

Physical Characteristics
Dimensions	1.73 x 17.36 x 16.93 inches
Weight	3.00
Operating Temperature	0°C to 40°C (32°F to 104°F)

Miscellaneous
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC, cULus
Compliant Standards	IEEE 802.1Q,IEEE 802.1p,IEEE 802.3,IEEE 802.3ae,IEEE 802.3ad,IEEE 802.3x

Product Description
The QFX5100-48S-DC-AFO is a network switch designed to provide robust and scalable 10Gbps connectivity. It is commonly found in data center and enterprise network infrastructures where high-performance, low-latency switching is essential. This switch is often used by network administrators and IT professionals aiming to support demanding workloads and traffic-intensive environments. Key Features Offers 48 SFP+ ports optimized for fiber connections and high throughput Includes 6 QSFP+ uplink ports capable of aggregating multiple 10Gbps links Supports DC power for flexible power management in varied setups Delivers low latency switching suitable for virtualized and cloud networks Designed to handle heavy traffic with advanced forwarding and routing capabilities This switch plays a critical role in maintaining network reliability and performance by efficiently managing data flows across multiple high-speed links. Its design supports seamless integration into larger network fabrics, ensuring consistent operation under heavy loads and complex configurations.

Use Cases
The QFX5100-48S-DC-AFO is typically deployed in environments requiring aggregation of multiple 10Gbps connections and uplink scalability. It suits network setups where space and power efficiency are important, and where low-latency performance is critical. How It's Used: Aggregating server connections in data centers for storage or compute clusters Providing high-speed uplinks in enterprise campus core networks Supporting virtualization platforms with dense, low-latency switching Integrating into leaf-spine architectures for scalable network fabrics Enabling power-efficient edge deployments with DC power compatibility This switch supports operational efficiency by delivering consistent throughput and reliable connectivity, enabling seamless scalability as network demands grow. Its blend of port density and power options helps maintain performance while optimizing infrastructure resources.