Cisco N77-F324FQ-25 Nexus 7700 F3-Series 24-Port 40GbE QSFP

Overview
The Cisco Nexus 7700 F3-Series 24-Port 40GbE QSFP module (model N77-F324FQ-25) delivers high-density, low-latency connectivity for modern data center fabrics. Designed for the Nexus 7700 series chassis, this line card provides 24 independent 40GbE ports using QSFP form factor transceivers, enabling massive bandwidth aggregation while maintaining a compact footprint. Ideal for cloud, enterprise, and service provider environments, the module supports both Ethernet and Fibre Channel over Ethernet (FCoE) traffic, ensuring seamless integration with existing network architectures.

Key Features

• 24 x 40GbE QSFP ports for high-speed data transport
• Supports Ethernet, FCoE, and OTV for versatile deployment
• Advanced buffer management to reduce congestion and packet loss
• Hardware-based traffic policing and rate limiting for security compliance
• Hot-swap capable for zero-downtime upgrades and maintenance
• Energy efficient design with reduced power consumption per port

Technical Specifications

• Form factor: F3 line card, 2RU height
• Port type: QSFP, 40GbE (compatible with 40GBASE-SR4, 40GBASE-LR4, 40GBASE-CR4)
• Throughput: Up to 960Gbps aggregate bandwidth
• Latency: Sub-microsecond forwarding latency
• Buffer size: 16Mb per port, shared across the line card
• Power draw: Approx 250W (typical) with optional power-saving mode
• Operating temperature: 0 to 40 degrees Celsius
• Management: Cisco NX-OS, supports CLI, SNMP, and REST API integration

Applications
The Nexus 7700 F3-Series 24-Port 40GbE QSFP module is suited for a wide range of high-performance networking scenarios, including:

• Data center spine-leaf architectures requiring massive east-west traffic handling
• High-frequency trading platforms where ultra-low latency is critical
• Virtualized environments with dense VM workloads and heavy overlay traffic
• Storage area networks leveraging FCoE for consolidated networking and storage
• Large-scale cloud service providers needing scalable, reliable uplink capacity

By integrating this Cisco line card, organizations can future-proof their network infrastructure, achieve higher throughput, and simplify management while maintaining the reliability and security standards expected from Cisco hardware.