Name: QFX5120-48Y-AFO-T Juniper 48x25G SFP28 8x100G QSFP28 Layer 3 Managed Switch
Brand: Juniper Networks
SKU: QFX5120-48Y-AFO-T
Price: 6613.00 USD
Availability: InStock
Rating: 4.8 (118 reviews)

Product Overview
The QFX5120-48Y-AFO-T is a versatile Layer 3 managed switch offering a combination of 48 SFP28 25GbE ports and 8 QSFP28 100GbE ports. It fits into data center racks where high-density, low-latency connectivity is essential. Designed to handle demanding traffic loads, it integrates routing and switching functions with efficient airflow to maintain optimal operating conditions.

General Information
Brand	Juniper Networks
Condition	Refurbished

Technical Information
Switch Type	Layer 2, Layer 3, Managed Switch, Stackable Switch, Gigabit Switch
Form Factor	Rack-Mountable
Mount Type	1U Rack
Switch Ports	48
Number of Ports	56-Ports
Port Type	25G SFP28, 100G QSFP28, USB Console, Serial Console (RJ-45)
Port Speed	25Gbps,100Gbps
UpLink Ports	8 x QSFP28
POE Support	No
Switching Capacity	4 Tbps
Switch Forwarding Rate	5952 Mpps (64-byte packets)
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	Yes
Layer Support	Layer 3
Connector Type	SFP28,QSFP28,Serial Console (RJ-45),USB Console

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, RIP, RIPng, OSPF, OSPFv3, BGP, IS-IS, VRRP, PIM-SM, IGMP, Policy-Based Routing (PBR)
Remote Protocols	Yes
Management Interfaces	J-Web (Web GUI),SSH,Console (RJ-45),USB,SNMP,NETCONF
Security Features	802.1X,ACLs,MACsec (optional),RADIUS,SSH,Storm Control
Management Type	In-band and Out-of-band
Remote Management Protocol	SNMPv1/v2c/v3,SSH,Telnet,NETCONF,RESTCONF

Power & Cooling
Fans	Front-to-back airflow, variable-speed redundant fan modules

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

Miscellaneous
Eco Friendly	Yes
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC, UL
Compliant Standards	IEEE 802.3, IEEE 802.3by (25G), IEEE 802.3ae (10G), IEEE 802.1Q, IEEE 802.1p, IEEE 802.1D, IEEE 802.1w, IEEE 802.1s

Product Description
The QFX5120-48Y-AFO-T is a high-performance network switch designed to deliver robust Layer 3 routing and switching capabilities for modern data center environments. It is commonly found in enterprise and service provider networks where dense 25GbE connectivity and scalable 100GbE uplinks are required. Networking professionals and IT teams rely on this switch to efficiently manage traffic and support complex network topologies. Key Features Supports 48 SFP28 ports for 25GbE data transmission Includes 8 QSFP28 ports for 100GbE uplinks and stacking Offers comprehensive Layer 3 features including routing protocols Equipped with back-to-front airflow in a compact 1U rack form factor Designed for high availability and performance in demanding networks This switch plays a critical role in network infrastructure by providing reliable performance and flexible connectivity options. Its design emphasizes efficient cooling and space-saving deployment, making it suitable for dense rack environments. The QFX5120-48Y-AFO-T supports consistent throughput and network stability during peak workloads.

Use Cases
The QFX5120-48Y-AFO-T is typically deployed in high-density data center racks and enterprise campus networks where scalable 25GbE and 100GbE connectivity is essential. It supports environments requiring advanced Layer 3 routing combined with high port counts in a compact form factor. IT teams and network architects use this switch to streamline network aggregation and edge deployments. How It's Used: Aggregation switch in data centers connecting servers and storage clusters Core switch in enterprise networks managing diverse routing protocols Edge deployment in virtualization environments needing high bandwidth Rack-mounted in service provider infrastructure for multi-tenant access Used in high-performance computing clusters requiring low latency By integrating the QFX5120-48Y-AFO-T, organizations can maintain efficient network operations with scalable throughput and reliable routing. Its design supports operational consistency and helps to optimize network architecture across various demanding environments.