Cisco A99-10X400GE-X-SE 10-Port 400GE Service Edge Line Card

• Core IP/MPLS backbone routing in service provider networks
• Internet exchange (IXP) high-speed peering interconnects
• 5G mobile transport aggregation and backhaul networks
• Cloud data center interconnect (DCI) architectures
• Hyperscale edge routing for CDN and OTT providers
• Metro aggregation network modernization projects
• Financial services low-latency trading network cores
• Government and defense secure backbone routing infrastructure
• Enterprise WAN backbone consolidation at scale
• AI/ML high-throughput distributed data transport networks

• 10-port 400 Gigabit Ethernet high-density interface design
• Carrier-grade service edge routing capability
• Optimized for high-throughput backbone and peering workloads
• Supports scalable service provider routing architectures
• Designed for modular chassis-based Cisco routing platforms
• Enables 400GE migration from legacy 100GE/200GE infrastructures
• High-capacity traffic aggregation for core network optimization
• Supports cloud interconnect and data center edge scaling
• Built for ultra-low congestion routing performance at scale
• Enhances backbone consolidation and infrastructure efficiency
• Designed for high availability and resilient service delivery
• Enables large-scale IP/MPLS and segment routing deployments
• Supports modern 5G and cloud-native transport architectures
• Improves port density per chassis slot for cost efficiency
• Aligns with long-term network transformation and scaling strategies 

• Brand: Cisco
• Product Name: Cisco A99-10X400GE-X-SE
• Product Type: Service Edge Line Card
• Port Density: 10 × 400 Gigabit Ethernet
• Interface Speed: 400GE (400 Gbps per port)
• Deployment Role: Core / Edge / Backbone Routing
• Architecture: Chassis-based modular routing system
• Primary Use Case: High-capacity service provider routing

WHY CHOOSE THIS PRODUCT?

• Service providers and large enterprises choose the Cisco A99-10X400GE-X-SE to scale backbone capacity without increasing chassis footprint, enabling higher bandwidth per rack unit and improved infrastructure efficiency. It supports long-term network modernization strategies by transitioning legacy high-speed aggregation layers into fully 400GE-enabled architectures.
• Compared to lower-capacity or mixed-interface line cards, this module delivers superior port density and traffic consolidation capabilities, reducing the need for additional hardware expansion and simplifying routing layer design. This directly improves total cost of ownership (TCO) while increasing throughput scalability.
• From a lifecycle perspective, it supports long-term backbone evolution strategies aligned with cloud interconnect growth, 5G transport demands, and AI-driven traffic expansion. It enhances operational resilience through high-capacity routing fabric integration and enables consistent performance under extreme traffic loads.