- Consider the following when deploying on-prem hosts:
- Customer-provided systems are running Linux and Docker version 19.03.5 and above.
- The minimum supported Docker version is 19.03.5.
- Non-standard paths to the Docker daemon socket, such as those used during Docker installation with Snap, are not supported.
- Kubernetes is not supported.
- VMs are deployed on VMware ESXi servers version 5.5, 6.0, or 6.5.
- VM infrastructure, such as Hyper-V or KVM, is running Linux and Docker version 19.03.5 or above.
For more information, see Supported Linux and FreeBSD virtual machines for Hyper-V on Windows Server and Windows.
- Infoblox has validated the following platforms:
- Red Hat Enterprise Linux 7.2
- CentOS 7.3.16
- Ubuntu
For new deployments, Infoblox recommends Ubuntu 18.04. However, we continue to support Ubuntu16.04 for existing deployments.
- For bare-metal configuration, ensure that the following requirements are in place:
- CIDR does not overlap with the default CIDR.
- No K3s binary is placed in this directory: /usr/local/bin/.
- SELinux policy is properly set up.
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For k3s to be successfully installed on a Red Hat–based bare-metal on-prem host, use the following command to install the required package:
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