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Image by Stephen Phillips -


The QFX5120 line offers 1/10/25/40/100GbE Ethernet switches, including models with 1/10GbE copper interfaces, for data center, data center edge and interconnect, and campus deployments. QFX5120 switches are packed with software features that support modern IP fabric architectures with EVPN-VXLAN.

Manage your data center QFX5120 switch deployment with the turnkey Juniper Apstra system, which automates the entire network lifecycle to simplify design, deployment, and operations and provide closed-loop assurance. Deploy and manage your campus fabric from the Juniper Mist Cloud to simplify operations and improve visibility.

Product Images

Image by Paul Hanaoka


Use Case: Data Center Fabric Leaf/Spine, Campus Distribution/Core, applications requiring MACsec

Port Density:

QFX5120-48T: 48 x 1/10GbE RJ-45 and 6 x 40/100GbE QSFP+/QSFP28
QFX5120-48Y: 48 x 1/10/25GbE SFP/SFP+ and 8 x 40/100GbE QSFP+/QSFP28
QFX5120-48YM: 48 x 1/10/25GbE SFP/SFP+ and 8 x 40/100GbE QSFP+/QSFP28
QFX5120-32C: 32 x 40/100GbE QSFP+/QSFP28 and 2 x 10GbE SFP+
Throughput: Up to 2.16/4/6.4 Tbps (bidirectional)

MACsec: AES-256 encryption on all ports (QFX5120-48YM)

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