A9K-4T-L 4-Port 10GE Low Queue Line Card, requires XFPs

Cisco A9K-4T-L - 4-Port 10GE Line Card (Low Queue)

The Cisco A9K-4T-L is a 4-port 10 Gigabit Ethernet line card for ASR 9000 Series routers, designed for low-traffic edge deployments and cost-sensitive aggregation. With four XFP-based 10GE interfaces and a low queue profile, it delivers reliable performance for environments with predictable traffic patterns.

🔧 Key Features

• Port Configuration: 4x 10GE XFP interfaces
• Queue Type: Low Queue (L) for basic traffic shaping
• Service Support: MPLS, Layer 2/3 VPNs, Carrier Ethernet
• Performance: Hardware-based forwarding with consistent throughput
• Power Efficiency: Ideal for low-power, space-constrained deployments

🧩 Ideal Use Cases

• Enterprise edge and campus aggregation
• Metro Ethernet access
• Cost-optimized service provider deployments
• Environments with stable, non-bursty traffic

⚙️ Compatibility
Fully compatible with Cisco ASR 9000 Series chassis and IOS XR software. Supports a variety of XFP optics for flexible deployment.