--- title: "High Availability for Kubernetes" source: "https://www.tigera.io/tigera-products/kubernetes-high-availability/" description: "Keep Kubernetes workloads resilient with Calico high availability that eliminates single points of failure across networking and the control plane." --- Solution # High Availability for Kubernetes Minimize service downtime using dual top-of-rack (ToR) peering to establish redundant, active-active network paths for critical applications. [Start Free](https://www.calicocloud.io/) [Get a Demo](https://www.tigera.io/demo/) ![Dual-tor](https://embed-ssl.wistia.com/deliveries/e601bc4549a19ce38dca8539ee0bce76b32c8c52.jpg?image_crop_resized=612x344) ## Benefits Peer with infrastructure outside of the cluster using BGP and integrate it with dual ToR switches for high availability and connectivity ![A shield outline containing an infinity symbol.](https://www.tigera.io/app/uploads/2023/05/icon-Shift-left-security.svg) ### Prevent Service Downtime Active-active redundant connectivity between cluster nodes and ToR switches ![Policy lifecycle icon.](https://www.tigera.io/app/uploads/2023/02/icon-policy-lifecycle-management.svg) ### Achieve Business Resiliency Establish high availability and communicate over ToR without admin intervention ![A gear icon with a checkmark.](https://www.tigera.io/app/uploads/2023/05/icon-Configuration-Security.svg) ### Accelerate Configuration Changes Eliminate complex, manual processes by automating configuration of BGP peering ## Trusted by Customers Worldwide [![Orange logo](https://www.tigera.io/app/uploads/2022/03/logo-Orange.png)](http://www.orange.com/en) [![Essentra logo](https://www.tigera.io/app/uploads/2022/04/logo-Essentra.png)](https://www.essentra.com/en) [![Siemens Healthineers logo](https://www.tigera.io/app/uploads/2022/09/logo-siemens-healthineers.png)](https://www.siemens-healthineers.com/) [![RBC logo](https://www.tigera.io/app/uploads/2024/05/logo-RBC.png)](https://www.rbcroyalbank.com/) [![Marsh McLennan logo](https://www.tigera.io/app/uploads/2022/03/logo-Marsh-and-McLennan.png)](http://www.mmc.com/) [![Presidio logo](https://www.tigera.io/app/uploads/2024/05/logo-Presidio.png)](https://www.presidio.com/) [![Box logo](https://www.tigera.io/app/uploads/2022/03/logo-box.png)](http://www.box.com/home) [![Nvidia logo](https://www.tigera.io/app/uploads/2024/05/logo-Nvidia.png)](https://www.nvidia.com/) [![FM Global logo](https://www.tigera.io/app/uploads/2023/03/logo-FM-Global.png)](https://www.fmglobal.com/) [![Upwork logo](https://www.tigera.io/app/uploads/2022/12/logo-upwork.png)](https://www.upwork.com/) [![GoDaddy logo](https://www.tigera.io/app/uploads/2023/03/logo-GoDaddy.png)](https://www.godaddy.com/) [![Arvato Systems logo](https://www.tigera.io/app/uploads/2025/01/logo-Arvato-systems.png)](https://www.arvato-systems.com/) [![Aldagi logo](https://www.tigera.io/app/uploads/2022/10/logo-aldagi.png)](https://aldagi.ge/en/) [![NBC Universal logo](https://www.tigera.io/app/uploads/2022/09/logo-NBC-Universal.png)](https://www.nbcuniversal.com/) [![Chipotle logo](https://www.tigera.io/app/uploads/2024/05/logo-Chipotle.png)](https://www.chipotle.com/) [![Meridianlink logo](https://www.tigera.io/app/uploads/2022/03/logo-Meridianlink.png)](http://www.meridianlink.com/) [![Mulligan Funding logo](https://www.tigera.io/app/uploads/2022/03/logo-MulliganFunding.png)](https://www.mulliganfunding.com/) [![HanseMerkur logo](https://www.tigera.io/app/uploads/2022/03/logo-HanseMerkur.png)](http://www.hmrv.de/en) [![Fiserv logo](https://www.tigera.io/app/uploads/2022/12/logo-fiserv.png)](https://www.fiserv.com/) [![Berenberg logo](https://www.tigera.io/app/uploads/2022/03/logo-BERENBERG.png)](http://www.berenberg.de/en/) [![eHealth logo](https://www.tigera.io/app/uploads/2023/10/logo-eHealth.png)](https://www.tigera.io/ehealth-case-study/) [![Coinmetrics logo](https://www.tigera.io/app/uploads/2022/03/logo-coinmetrics.png)](http://coinmetrics.io/) ![Diagram of redundant server racks in different locations, illustrating reliability](https://www.tigera.io/app/uploads/2023/05/Dual-TOR.drawio.png) ### Dual ToR Peering Provide a redundant path between Kubernetes clusters without downtime using two active, independent planes of connectivity between cluster nodes when a dual plane cluster is connected to a dual ToR switch. Automate the process of bootstrapping and configuring BGP peering between cluster nodes and ToR switches. [Learn More](https://tigera.wistia.com/medias/ldjm54r3fl) ## Available on Microsoft Azure, AWS, and Google Marketplace Get started right away on Azure, AWS, or Google Cloud—every Calico component you need to get up and running is ready to go. [On Azure](https://azuremarketplace.microsoft.com/en-ca/marketplace/apps/tigerainc1620235671643.calicocloudsaas?tab=overview) [On AWS](https://aws.amazon.com/marketplace/pp/prodview-pq3tgvtlj3wce) [On Google Cloud](https://console.cloud.google.com/marketplace/product/tigera-public/calico-cloud?inv=1&invt=Ab27_g&project=tigera-public) ![Microsoft Azure, AWS, and Google Cloud logos.](https://www.tigera.io/app/uploads/2025/07/Solution-cloud-marketplace-AWS-Azure-03.svg) ## Customer Testimonial Here’s what our customers are saying about us ![Quotation marks](https://www.tigera.io/app/themes/tigera2021/dist/img/quotes-sign.svg) Within three months of deploying Calico Enterprise we were able to securely deploy 20 new cloud-native applications, which helped us scale Aldagi’s services. We currently have a cluster of 8 nodes and intend to twice in size within a year, with plans to implement AWS EKS soon. This is possible thanks to Calico Enterprise. Vasili Grigolaia Vice President of Engineering, Aldagi ![Aldagi Logo](https://www.tigera.io/app/uploads/2022/10/logo-aldagi.png) [Read More](https://www.tigera.io/aldagi-case-study/) [Read Customer Stories](https://www.tigera.io/customer-stories/) ## Featured Resources Developer-created resources to help you secure your Kubernetes deployment ![Introduction to Kubernetes Networking and Security](https://www.tigera.io/app/uploads/2023/05/Calico-Enterprise-Tigera-1200x628-1.png) Documentation ### Introduction to Kubernetes Networking and Security Read our docs and see how you can kickstart your Kubernetes journey with Calico Enterprise. [Read More](https://docs.tigera.io/calico-enterprise/latest/about/) ![Designing On-Prem Kubernetes Networks for High Availability](https://www.tigera.io/app/uploads/2023/05/Featured-resources-on-premise.png) Blog ### Designing On-Prem Kubernetes Networks for High Availability Ensure application and service uptime with high-availability for Kubernetes. [Read More](https://www.tigera.io/blog/designing-on-prem-kubernetes-networks-for-high-availability/) ![High-availability Connectivity for Kubernetes with Dual ToR](https://www.tigera.io/app/uploads/2021/07/High-Availability-K8s.png) Blog ### High-availability Connectivity for Kubernetes with Dual ToR Achieve business productivity with dual ToR deployment and automate configuration overhead. [Read More](https://www.tigera.io/blog/high-availability-connectivity-for-kubernetes-with-dual-tor/) [All Resources](https://www.tigera.io/resources/) ![Calico Logo](https://www.tigera.io/app/uploads/2026/01/Calico-logo-2026-black-text.svg) ## Ready to Get Started? Get started for free or request a demo to see Calico in action