This Cisco NCS-55A1-24Q6H-S fixed chassis is perfect for service providers, enterprise network administrators, and data center operators who need high-performance edge routing with advanced security. Our enterprise networking solution delivers:
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Advanced MACsec encryption for secure data transmission
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High-density aggregation with 24x 400GE QSFP-DD ports
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Fixed chassis design for simplified deployment and maintenance
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Enterprise edge routing with carrier-grade reliability
Key Features
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24x 400GE QSFP-DD ports for ultra-high bandwidth applications
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6x 100GE QSFP28 ports providing flexible connectivity options
- Built-in MACsec security for Layer 2 encryption
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Fixed chassis architecture reducing complexity and cost
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Advanced aggregation capabilities for network consolidation
- Optimized for edge routing applications in service provider networks
- High-performance Cisco IOS XR operating system
- Compatible with datacenter switches and fiber ethernet infrastructure
Technical Specifications
| Manufacturer |
Cisco Systems |
| Model Number |
NCS-55A1-24Q6H-S / NCS-55A1-24Q6H-SS |
| Type |
Fixed Chassis Edge Router |
| Port Configuration |
24x 400GE QSFP-DD + 6x 100GE QSFP28 |
| Total Bandwidth |
Up to 10.2 Tbps |
| Security Features |
MACsec Layer 2 Encryption |
| Operating System |
Cisco IOS XR |
| Form Factor |
1RU Fixed Chassis |
| Power Consumption |
Typical: 650W, Maximum: 750W |
| Compatible Systems |
Network Convergence System 5500 Series |
Frequently Asked Questions
Q: What is the difference between NCS-55A1-24Q6H-S and NCS-55A1-24Q6H-SS models?
A: The NCS-55A1-24Q6H-SS model includes enhanced security features and additional MACsec capabilities compared to the standard S model. Both provide the same fixed chassis architecture and port density.
Q: How does MACsec encryption work in this edge routing platform?
A: Yes, it's engineered for hardware-based MACsec encryption. The system provides wire-speed Layer 2 encryption across all ports, ensuring secure aggregation without performance impact.
Q: What aggregation capabilities does this fixed chassis provide?
A: High-density aggregation with 24x 400GE ports plus 6x 100GE uplinks — perfect for consolidating multiple network segments in edge routing deployments and data center interconnects.
Q: Is this router compatible with existing Cisco network infrastructure?
A: Yes. The NCS-55A1 integrates seamlessly with ethernet switches, datacenter switches, and other Cisco networking equipment. It supports standard protocols and fiber ethernet switches connectivity.
Cisco NCS-55A1-24Q6H-S fixed chassis for enterprise edge routing. High-performance router with MACsec security and 400GE aggregation capabilities.
