A9K-RSP-4G ASR 9000 Route Switch Processor with 4G memory

Cisco A9K-RSP-4G - Route Switch Processor with 4GB DRAM

The Cisco A9K-RSP-4G is a modular Route Switch Processor designed for ASR 9000 Series Aggregation Services Routers. It delivers scalable control plane performance, integrated switch fabric, and carrier-grade reliability for service provider networks. This RSP supports Layer 2 and Layer 3 services with high availability and low power consumption.

🔧 Key Features

• Memory: 4 GB ECC-protected DRAM, 4 GB eUSB flash, 1 GB flash
• Fabric: Integrated bidirectional nonblocking switch fabric
• Interfaces: Two 10/100/1000BASE-T RJ45 management ports, one console port, one auxiliary port
• Storage: 40 GB SAS hard drive for logging and diagnostics
• Redundancy: Supports RSP redundancy for high availability
• Power Efficiency: Low-power design for energy-conscious deployments

🧩 Ideal Use Cases

• Carrier Ethernet edge and aggregation
• Layer 2/3 VPN services
• IPTV and video delivery
• Cloud-scale service provider routing

⚙️ Compatibility
Works with Cisco ASR 9000 Series chassis including ASR 9006, 9010, and 9922. Compatible with modular line cards and MPAs across the ASR 9K ecosystem.