The Cisco C9400-LC-12QC is an advanced modular line card built for Cisco Catalyst 9400 Series chassis, delivering ultra-high-speed connectivity with support for up to 12 x 40 Gigabit QSFP+ ports or a flexible combination of 4 x 100 Gigabit QSFP28 and 40G interfaces. It is specifically designed for enterprise core, aggregation, and data center environments where high bandwidth and scalability are critical.
This module provides line-rate performance with up to 480 Gbps per slot (depending on supervisor engine), ensuring non-blocking throughput and low latency for demanding workloads. It supports advanced features such as hardware-based MACsec-256 encryption, jumbo frames, and high forwarding capacity, making it suitable for secure and high-volume data transport.
With a modular and hot-swappable design, it integrates seamlessly into the Catalyst 9400 architecture, allowing flexible network expansion without downtime. The card is optimized for modern enterprise networks, enabling scalable fiber backbone connectivity, high availability, and efficient handling of cloud, video, and large-scale application traffic.
