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Private SD-WAN, best of both worlds

The digital infrastructure of today demands more than just speed. Businesses require security, flexibility, and reliability, preferably without compromises. With Wanscale’s Private SD-WAN, you get the best of both worlds:

  • The control and performance of a private Layer 2 connection
  • The agility and intelligence of modern SD-WAN technology

Traditional Layer 2: stable, but not always secure

Many organizations rely on Layer 2 connections such as dark fiber or MPLS for their data traffic. These networks are known for their low latency and high stability, but there’s one major drawback: they are often not encrypted by default. This means sensitive data may travel unencrypted over the network, posing a significant security risk.

At Wanscale, we build Private SD-WAN on the same solid foundations as traditional networks, such as dark fiber, MPLS, and Ethernet connections. On top of that, we add a virtual layer which, combined with end-to-end encryption, ensures optimal security without compromising performance. This way, we combine the transparency and low latency of Layer 2 with the flexibility and security of SD-WAN.

The result is a solid and scalable foundation for critical infrastructures.

Smart combination of Layer 2 and Layer 3

One of the strengths of SD-WAN is the ability to combine multiple carriers into a single logical network connection.

With Wanscale’s solution, you can:

  • Use a private Layer 2 underlay (such as EVPN or E-LAN) for primary connections
  • Add public Layer 3 connections (such as satellite, 4G/5G) as backup, temporary networks, or for remote locations

While Wanscale does not directly provide these Layer 3 connections, they can be fully integrated into Private SD-WAN with:

  • End-to-end encryption
  • Intelligent routing
  • Traffic management

This creates a hybrid network where security and flexibility go hand in hand.

Seamless integration with cloud and multi-cloud

More and more organizations run their applications in multiple cloud environments.

The (private) SD-WAN product is an integral part of the Wanscale platform, enabling simple connection, without technical knowledge of, for example, BGP and cloud routing of the (private) SD-WAN to major cloud providers via the existing backbone links, such as through Azure ExpressRoute, AWS Direct Connect, and Google Cloud Interconnect.

The big advantage: data stays off the public internet, ensuring lower latency, higher reliability, and better security when accessing business-critical cloud applications.

Cost considerations and ROI

While Private SD-WAN often requires a higher initial investment than internet-only SD-WAN, it delivers significant long-term savings:

  • Less downtime means higher productivity
  • Better performance leads to more efficient resource use
  • A single, unified, secure network prevents costly incidents and data breaches

Additionally, the platform’s flexibility allows for cost-effective combinations of different connection types, depending on location and requirements.

Future-proofing

The technology behind Private SD-WAN continues to evolve. Wanscale anticipates this with:

  • AI-driven routing for even smarter traffic management
  • Support for new connection types such as LEO satellites (Starlink, OneWeb) for global coverage
  • Automation and self-healing networks, making management simpler and more proactive

This ensures you have a network that performs optimally not only today but also tomorrow.

Wanscale Private SD-WAN at a glance

  • Secure connection with a Layer 2 network underlay as the foundation
  • Smart overlay technology that combines multiple carriers
  • End-to-end encryption and segmentation, regardless of connection type
  • Real-time visibility and control via Site Manager, Metric Manager, and Session Analyser
  • Cloud integration with direct private connections to major providers
  • Future-ready with support for new technologies and AI-driven optimization

Conclusion

With Wanscale Private SD-WAN, you create a future-proof network that is both robust and flexible. Whether you work with dark fiber, radio links, 4G, satellite, or a combination of these, we ensure it becomes one cohesive, secure, and efficient network.

 

Rens Braak

I am Rens Braak, a down-to-earth Dutchman. In daily life I am active at Wanscale, where I share my love for Wide Area Networks, the Cloud and the Internet with you.

In my spare time I go out with my family, enjoy a beer with friends and talk about everything that makes life beautiful.

Whether it concerns the latest technological trends or just a nice chat, I am always up for a good conversation. My Twente level-headedness ensures that I keep my feet on the ground.

Follow my blogs for the latest updates, analyzes and practical tips on everything related to Wide Area Networks, SD-WAN, the Cloud and the Internet.

Wanscale makes networks intelligent, secure and easy to manage.

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