Juniper QFX5100-24Q-3AFI-T 40GbE Data Center Switch

Equipment Overview

The Juniper QFX5100-24Q-3AFI-T is a managed access and aggregation switch designed for data center deployments, operating under Junos OS. This 1U device provides 24 QSFP+ 40GbE ports with breakout capability to 4x10GbE, expandable to 32 ports with optional modules. It is primarily used as a leaf switch in spine-leaf topologies, aggregating traffic from 40GbE servers and uplinking to spine switches. The model is equipped with AC power supply, as indicated by the -afi suffix.

Main Parameters

• Ports: 24 QSFP+ 40GbE (breakout to 4x10GbE per port); up to 32 ports with optional modules
• Switching Capacity: 2.56 Tbps
• Form Factor: 1U, 19-inch rack mountable
• Power Supply: AC (-afi model)
• Operating System: Junos OS
• Cable Support: Breakout cables for 40GbE to 4x10GbE port splitting

Key Advantages

The QFX5100-24Q-3AFI-T offers flexible high-density 40GbE connectivity with breakout options for mixed-speed environments. Its 2.56 Tbps switching capacity ensures non-blocking performance for demanding data center workloads. The compact 1U form factor and Junos OS support simplify deployment and network management in enterprise infrastructures.

Compatibility & Integration

This switch integrates with Juniper QFX series spine-leaf architectures and supports standard 40GbE QSFP+ transceivers and breakout cables. It is compatible with existing Junos OS-based network management systems and standard 19-inch racks. The device is suited for greenfield deployments or expansion of current Juniper-based data center fabrics.