Efficiencies of SD-WAN to grow your business

In this webinar Steve Garson of SD-WAN Experts talks about better diagnostics, more manageable security, fast implementation of new offices, less downtime with multiple circuits and sub-second failover as well as lower management costs.

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Gartner report

SD-WAN Economics: Shift from Tactical to Strategic Thinking

Quantify the impact of SD-WAN on improving availability, lowering operations costs, increasing application performance and reducing enterprise risk when upgrading network infrastructure.

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Whitepaper by TechTarget

Using SD-WAN to enhance your security posture

Perhaps the single most important and overarching IT infrastructure strategy is the movement toward software-defined environments. These same benefits are driving the rapid adoption of software-defined wide area networks (SD-WANs).

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Want to reduce your TCO?

Migrate MPLS to Managed SD-WAN

Compared to MPLS, a hybrid WAN can give you 10 times the bandwidth at half the cost. On top of that SD-WAN will optimize application performance and bandwidth usage.

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Security empowered networks

Managed Secure SD-WAN by Open Systems.
Secure global connectivity to protect and expand your global business.




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Our service portfolio

Client stories

Client case

«We reduce the complexity of our hybrid infrastructure to an absolute minimum.»

Sulzer has implemented a «Cloud First» strategy. How do you migrate from A to B, and how do you retain control and keep track of things in a hybrid infrastructure environment?

Client cases

«A hybrid wide area network gives us the best of both worlds.»

The German company Marquardt GmbH, is boosting its flexibility and efficiency with a combination of MPLS network and broadband internet.

Client cases

«It has to make sense from both the operational and security points of view.»

When it comes to company global networking, the Switzerland-based reinsurer Swiss Re relies on security and availability. That's why Risto Wieland, Director IT, and his Infrastructure Team only implement solutions that make sense from both the operational and security points of view.

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24x7 in more than 180 countries


What you can expect from our Mission Control Security Services

A secure, reliable and efficient IT infrastructure that meets global objectives and local needs.

Equal quality and service levels in over 180 countries worldwide.

24x7 security, availability monitoring and proactive reaction with an audit trail.

No gap between policy definition and enforcement.

A flat service fee independent of the number of events or technology changes.


Certified for sure

Quality is the yardstick by which we are measured. With the ISO 27001 certification, Open Systems commits itself to its customers by being subject to a constant test of its Mission Control Security Services and their associated operational processes. Read more


Acknowledged value

Independent analysts have intensively analyzed Open Systems and Mission Control Security Services. Open Systems is not only convincing from the technology viewpoint, but differentiates itself primarily due to Integrated Service Management.


A track record you can trust

We are an independent provider of enterprise security, founded in 1990. We focus on efficient, secure and reliable networks. Our employees have comprehensive experience combined with great personal commitment.