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The QFX line from Juniper Networks consists of high-performance Ethernet switches built for use in data centers, cloud architectures, and enterprise core or aggregation layers. These switches are engineered to support dense port configurations, automated network operations, and advanced Layer 2/Layer 3 features for scalable and efficient infrastructures.
The QFX5120-48Y-AFO offers 48 access ports running at 25GbE and 8 uplink ports at 100GbE. This configuration enables high-bandwidth, low-latency switching optimized for modern, high-density environments.
The QFX5120-48Y is powered by high-throughput merchant silicon and runs on Junos OS Evolved, a modular and resilient network operating system. It delivers full Layer 2 and Layer 3 capabilities, supports EVPN-VXLAN overlays, and includes built-in telemetry features—making it a strong fit for spine-leaf data center fabrics and top-of-rack deployments.
The QFX5120-48Y-AFO delivers a high-performance switching capacity of 4 Tbps and a forwarding rate of 2 billion packets per second (Bpps), making it ideal for high-throughput data center networks.
The QFX5120-48Y-AFO includes 48 SFP28 ports for 25GbE access and 8 QSFP28 ports for 100GbE uplinks, offering scalable and flexible connectivity options for diverse infrastructure needs.
Yes, the QFX5120-48Y-AFO supports EVPN-VXLAN overlays, allowing seamless Layer 2 adjacency over Layer 3 networks in modern virtualized data centers.
The QFX5120-48Y-AFO runs Juniper’s Junos OS, which offers advanced routing, automation capabilities, and operational consistency across Juniper platforms.
Yes, the QFX5120-48Y-AFO integrates with Juniper’s automation ecosystem and supports tools like Puppet, Ansible, and Chef to streamline configuration and network management.
The QFX5120-48Y-AFO is designed with front-to-back airflow and hot-removable fan modules, making it suitable for standard data center layouts and minimizing downtime during maintenance.
The QFX5120-48Y-AFO delivers ultra-low latency as low as 550 nanoseconds, supporting performance-critical environments like storage networks and financial trading systems.
Yes, the QFX5120-48Y-AFO supports IEEE 802.1AE MACsec, ensuring secure link-layer encryption for protecting data in sensitive or multi-tenant environments.
The QFX5120-48Y-AFO fully supports MPLS, enabling advanced traffic engineering and segmentation features for service provider and enterprise deployments.
Yes, the QFX5120-48Y-AFO includes dual redundant power supplies, which enhance reliability and help prevent downtime in mission-critical deployments.
The QFX5120-48Y-AFO provides Layer 2 and Layer 3 VXLAN gateway capabilities, allowing seamless bridging between physical and virtual network environments.
Each QFX5120-48Y-AFO ships with a factory-default configuration, which can be quickly restored for initial setup or during troubleshooting.
The QFX5120-48Y-AFO requires a clean, dry, well-ventilated, and temperature-controlled environment to maintain optimal operation and longevity.
