Product Type | Fixed Router |
Model | NCS55A1 |
Manufacturer Part Number | NCS-55A1-24Q-DTCR |
Connectivity Technology | Wired |
Data Link Protocol | Gigabit Ethernet |
Transport Protocol | Gigabit Ethernet |
Switching Protocol | Gigabit Ethernet |
Data Transfer Rate | 100 Gbps |
TAA Compliance | Yes |
Network Device Type | Router |
Form Factor | 1 RU rack-mountable |
Power Requirements | AC or DC, redundant power supplies supported |
Redundancy | Redundant power supplies (1+1), fan trays (2+1) |
Power Consumption (Typical) | Approximately 250W |
Software | Cisco IOS XR |
Cisco NCS55A1 24x1/10G 24x10/25G 6x100G Data Center Router



Key Benefits

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- Supports high-capacity data throughput with versatile port combinations for scalable data center deployment
- Enhanced network control with comprehensive routing and management protocol support
- Meets TAA compliance, making it suitable for government and regulated industry use
Product Overview
The Cisco NCS55A1 is a high-performance fixed router featuring 24x1/10G, 24x10/25G, and 6x100G ports—ideal for data-intensive environments. It supports Gigabit Ethernet protocols and delivers speeds of up to 100 Gbps, making it well-suited for data centers and service providers. With support for advanced routing protocols like BGP, OSPFv2/v3, and ISIS, it enables flexible and efficient routing. Remote management is streamlined with SNMP, SSH, and both IPv4 and IPv6 compatibility. The router is TAA-compliant and supports secure access through TACACS+, meeting requirements for enterprise and governmental networks.
Specifications
Product Overview
Cloud Management & Licensing
Operating System | Cisco IOS XR |
Remote Management Protocols | SNMP, SSH, IPv4, IPv6 |
Management Interface | CLI, SNMP, NETCONF supported |
Licensing Model | Cisco Smart Licensing |
Cloud-based Management Support | Supported through Cisco Crosswork Network Services Orchestrator (NSO) |
Physical & Environmental
Dimensions (W x D x H) | 17.5 x 18 x 1.72 inches (445 x 457 x 43.6 mm) |
Weight | Approximately 15 lbs (6.8 kg) |
Operating Temperature | 32°F to 104°F (0°C to 40°C) |
Operating Humidity | 5% to 85% non-condensing |
Storage Temperature | -40°F to 158°F (-40°C to 70°C) |
Storage Humidity | 5% to 95% non-condensing |
Interfaces
Total Ports | 54 |
1/10 Gigabit Ethernet Ports | 24 |
10/25 Gigabit Ethernet Ports | 24 |
100 Gigabit Ethernet Ports | 6 |
Port Speeds | 1G, 10G, 25G, 100G |
Physical Interfaces | QSFP28 and SFP+ slots |
Expansion Slots | None; fixed configuration |
Console Ports | 1 x RJ-45 |
Management Ports | 1 x 10/100/1000 Mbps RJ45, 1 x USB 2.0 |
Advanced Security Features
Authentication Method | TACACS+ |
Secure Management | SSH, SNMPv3 |
Access Control | ACLs, Role-Based Access Control (RBAC) |
Routing Protocols | Static, OSPFv2, OSPFv3, IS-IS, IS-ISv6, BGP |
IPv6 Support | Yes |
Compliance & Origin
Country of Origin | China / United States |
Certifications | RoHS, WEEE, NEBS Level 3 |
Compliances | CE Mark, FCC Part 15 (Class A), TUV/UL/CSA |