Name: QFX5100-48T-DC-AFI Juniper 48-SFP+ Multi-RJ45 6x 40Gb QSFP+ DC Switch
Brand: Juniper
SKU: QFX5100-48T-DC-AFI
Price: 2804.19 USD
Availability: InStock
Rating: 4.8 (118 reviews)

Product Overview
The QFX5100-48T-DC-AFI is a versatile switch that balances high port density with strong uplink capacity. It fits well in network environments where mixed connectivity and power efficiency matter. This switch streamlines data flow and supports advanced networking needs without unnecessary complexity.

General Information
Brand	Juniper
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
Number of Ports	48-Ports
Port Type	RJ-45, SFP+, QSFP / QSFP+, USB Console, Serial Console (RJ-45)
Port Speed	10Gb,40Gb
UpLink Ports	6 x 40Gb QSFP+
POE Support	No
Switching Capacity	1.44 Tbps
Switch Forwarding Rate	1071 Mpps
VLAN Support	Yes
Max VLANs Supported	4094
Stackable	Yes
Layer Support	Layer 2, Layer 3
Connector Type	SFP+,QSFP+,RJ-45,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, PIM-DM, IGMP, MLD, Policy-Based Routing (PBR), Route Maps
Remote Protocols	Yes
Management Interfaces	Junos CLI (console/SSH), SNMP, NETCONF, Junos Space integration, Out-of-band management
Security Features	ACLs, RADIUS, TACACS+, 802.1X, DHCP snooping, IP source guard, SSH
Management Type	In-band and Out-of-band (Junos CLI/SSH, SNMP, NETCONF)
Remote Management Protocol	SSH,SNMP,NETCONF,REST

Power & Cooling
Fans	Front-to-back airflow, hot-swappable variable-speed fans
Power Supply	-48 VDC (dual redundant DC power)

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

Miscellaneous
Assembly Required	No
Compliance Standards	WEEE, RoHS, cURus, CE, FCC
Compliant Standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.3ad (LACP), IEEE 802.3ae (10GbE), IEEE 802.3ba (40GbE), IEEE 802.3x

Product Description
The QFX5100-48T-DC-AFI is a high-performance network switch built for dense, scalable deployments. It commonly appears in data centers and enterprise networks where reliable, high-speed connectivity is essential. This switch suits IT professionals and network architects aiming to optimize infrastructure with flexible port configurations and robust throughput. Key Features Delivers 48 SFP+ ports supporting Multi-RJ45 for mixed media connections Equipped with 6 QSFP+ ports allowing up to 40Gb uplink speeds Supports efficient DC power supply for data center power environments Offers low latency switching performance for demanding workloads Engineered for easy integration within existing Juniper network architectures This switch plays a practical role in providing consistent, high-bandwidth switching capacity. Its reliable performance and flexibility make it a solid choice for network setups requiring dense port arrangements and scale without sacrificing speed or stability.

Use Cases
This switch is typically deployed in environments focused on high throughput and adaptable port configurations. It benefits network teams managing enterprise or data center infrastructures where scalability and reliability are priorities. How It's Used: Supports data center top-of-rack deployments requiring dense 10Gb connections Facilitates aggregation layers in enterprise campus networks with mixed media ports Enables high-speed uplinks for storage clusters and virtualization hosts Integrates in power-sensitive environments using DC-powered network equipment Acts as a core component in scalable, modular network architectures By handling diverse networking demands and maintaining stable performance, this switch contributes to streamlined operations. It aids IT teams in delivering consistent connectivity and adapting to evolving infrastructure needs.