A Buyer’s Guide to SD-WAN
Software-defined agility, performance and control for the enterprise network. Make sure you to ask the right questions before taking the next step with SD-WAN with this informative SD-WAN buyer’s guide.
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Results
GTT Named Leader in ISG Provider Lens™ Enterprise Managed Network Services 2024 Europe Study
GTT is ranked as a Leader for the provisioning of network as a service (NaaS) and for services across WANs, LANs, managed Direct Internet Access (DIA), Voice over IPs (VoIPs) and virtual private networks (VPNs). This top ranking from ISG is based on its evaluation of 33 service providers within the managed network services industry.
GTT Named Leader in ISG Provider Lens™ Enterprise Managed Network Services 2024 U.S. Study
GTT is ranked as a top Leader position for the provisioning of network as a service (NaaS) and for services across WANs, LANs, managed Direct Internet Access (DIA), Voice over IPs (VoIPs) and virtual private networks (VPNs). This top ranking comes from ISG is based on its evaluation of 33 service providers within the managed network services industry.
GTT Named Managed SD-WAN Leader in ISG 2024 Network Report Evaluating German Service Providers
ISG Provider Lens™ report evaluates 26 enterprise WAN service providers and ranks GTT in a Leader position for Managed SD-WAN enterprise network connectivity.
GTT Named Managed SD-WAN Leader & SASE Rising Star in ISG 2024 Network Report Evaluating U.S. Service Providers
ISG Provider Lens™ report evaluates 26 enterprise WAN service providers and ranks GTT in a top Leader position for Managed SD-WAN enterprise network connectivity. GTT is also ranked as a Rising Star Product Challenger for its Secure Access Service Edge (SASE) Capability, GTT Secure Connect.
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Guide
When users connect from everywhere—and threats come from anywhere—traditional access models stop working....
Guide
When expansion demands speed, your network should support it. Whether enabling a remote site or deploying a new...
Guide
When every new site, vendor, and cloud platform adds risk, complexity isn’t just a challenge, it’s a liability....
White Paper
Reduce edge infrastructure risk without needing to rip-and-replace. View the Envision ebook for a smarter way to modernize...
White Paper
Get ISG’s 2025 German SD-WAN report—compare 39 providers, including GTT, using clear analysis for network and procurement decisions....
White Paper
Compare the U.K.’s Top SD-WAN and SASE Providers in ISG’s 2025 Market Report: GTT Recognized as a Leader....
White Paper
Get the 2025 ISG Provider Lens™ Network – Software-Defined Solutions and Services U.S. Report; GTT recognized as a...
White Paper
Enterprises are ready to expand their NaaS deployments beyond the cloud. Extending the service flexibility and control of...
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Discover how enterprise IT leaders are using Network as a Service to reduce risk, cut complexity, and stay...
White Paper
Enterprises are ready to expand their NaaS deployments beyond the cloud. Extending the service flexibility and control of...
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Global WAN Services
As of 26 October, 2026