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Cisco Network Convergence System (NCS) 5700 Series

High performance routers for service provider, cloud and WAN

NCS 5700 line cards and routers bring scalability and flexibility to provider networks. Integrated Segment Routing supports performance-based service offerings and high-density 400G ports provide long-term network growth.

Features and benefits

Ready for the future

Scale with demand with flexible port configurations from 10G to 400G and available 3.6, 4.8, 7.2 or 9.6 Tbps per slot line cards.

Service agility

Converge all services onto a single infrastructure and use Segment Routing for end-to-end granular traffic control that delivers the best client experience.

Minimize cyber threats

Improve your security posture with integrated DDoS mitigation and malware protection to build a trustworthy critical infrastructure platform.

Investment protection

With backward compatibility, a flexible pay-as-you-grow model, and IOS XR throughout the network, this platform offers long-term growth that scales with demand and protects investment.

NCS 5700 Series models

Fixed units and flexible line card configurations with high density 400G interface ports to allow service providers to build mass-scale networks.


  • 7.2 Tb total capacity
  • 30 x 200/100 GE ports or 18 x 400 GE ports (QSFP-DD)
  • Class C timing


  • 9.6 Tb total capacity
  • 24 x 400 GE ports (QSFP-DD)
  • Class C timing


  • 4.8 Tb total capacity
  • 24 x 100 GbE ports and 6 x 400 GbE ports (QSFP-DD)
  • ZR/ZR+ optics support
  • Class C timing / MACSec support


  • 36 x 100 GbE ports
  • Support for 100 GbE ZR optics (12 ports)
  • Class B timing support on all ports

Modernized IOS XR network operating system

The NCS 5700 Series utilizes the IOS XR operating system platform to simplify operations for users and help reduce complexity.

  • Customize XR’s deployment to the features you need without forcing a one-size-fits-all approach
  • Ease the delivery and deployment thanks to new, powerful install procedures
  • Facilitate integration to orchestration and management tools with integrated Open APIs

Transform the network with optics

Innovations in photonics CMOS processes, PAM4, and coherent pluggables to reduce operational complexity and costs.


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