Name: B1-Q5120-32CO-A-A5 Juniper QFX5120 32-Port 100GBase-X QSFP28 Switch
Brand: Juniper Networks
SKU: B1-Q5120-32CO-A-A5
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (118 reviews)

Product Overview
The B1-Q5120-32CO-A-A5 Juniper QFX5120 switch provides high-density 100G connectivity suited to data centers and enterprise networks seeking efficient traffic management. Its architecture balances speed and affordability, fitting well in environments that demand a dependable switch for high-throughput applications without unnecessary complexity.

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
Number of Ports	32-Ports
Port Type	100G QSFP28, RJ-45, USB Console, Serial Console (RJ-45)
Port Speed	100 Gbps
POE Support	No
Switching Capacity	6.4 Tbps
Switch Forwarding Rate	9.52 Mpps
DRAM	16 GB
Flash Memory	64 GB
VLAN Support	Yes
Max VLANs Supported	4094
Stackable	Yes
Layer Support	Layer 3
Connector Type	QSFP28

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, OSPF, OSPFv3, BGP, VRRP, PIM-SM, IGMP, Policy-Based Routing (PBR), Route Maps
Remote Protocols	Yes
Management Interfaces	CLI (Junos OS), SSH, SNMP, NETCONF, Out-of-band RJ-45 management, USB console
Security Features	802.1X,ACLs,MAC limiting/port-security,IP Source Guard,Storm control,ACL-based filtering
Management Type	CLI (Junos), SNMP
Remote Management Protocol	SSH,SNMP,NETCONF
Routing Protocol	Static,OSPF,BGP

Power & Cooling
Fans	Redundant hot-swappable variable-speed fans
Power Supply	AC 100-240V, hot-swappable (supports 1+1 redundant PSUs)

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

Miscellaneous
Eco Friendly	Yes
Assembly Required	No
Compliance Standards	RoHS, CE, FCC, UL, cULus
Compliant Standards	IEEE 802.1Q,IEEE 802.1p,IEEE 802.3,IEEE 802.3ba,IEEE 802.3ae

Product Description
The B1-Q5120-32CO-A-A5 is a high-performance network switch designed to deliver reliable 100G connectivity across multiple ports. This model is commonly found in modern data center setups and enterprise networking infrastructures where efficient traffic handling and scalability are essential. Built for network operators and IT professionals, it supports robust switching functions tailored to demanding environments. Key Features Offers 32 QSFP28 ports supporting up to 100GBase-X speeds Ensures consistent low latency for real-time data processing Supports comprehensive Layer 2 and Layer 3 network protocols Designed with energy-saving components to reduce operational costs Facilitates flexible deployment options in rack or modular installations This switch plays a crucial role in maintaining smooth data flow and network stability. Its reliability and performance make it a key component in networks requiring scalable and efficient infrastructure. The device’s durability and feature set support sustained operation even under heavy network loads.

Use Cases
This switch is typically deployed in environments demanding high bandwidth and low latency, including data centers and cloud service providers. Network engineers and IT administrators rely on its capabilities to support core infrastructure needs where resilient, fast connections are critical. How It's Used: Aggregation layer in enterprise data center network architectures Core switch for high-capacity cloud service provider environments Edge deployment to connect high-speed servers and storage clusters Integration within virtualized network setups and multi-tenant data centers Support for high-density rack deployments requiring compact form factors Its performance and scalability empower operators to streamline network operations while accommodating growth. The switch’s ability to handle large volumes of traffic reliably makes it a foundational element for modern, high-demand networking environments.