Archive
Every article and guide on Support Tools, newest first.
How to change the Rancher 2.x Server URL
4 min readThis article details how to change the server URL for the Rancher v2.x cluster.
How to Fix 'Migrate greyed out in vCenter for a single VM'
1 min readWhile migrating some VMs to a new storage array, I ran into an issue while moving the last VM, which, of course, was my vCenter appliance. When I right-clicked the VM in vCenter, …
How to Access a Protected Server Using a Jumpbox
2 min readAccessing servers remotely via SSH is a common practice. However, for enhanced security, it’s often necessary to use a “Jumpbox.” A Jumpbox is a server that acts as an …
How to Fix 'rm: cannot remove '/etc/resolv.conf': Operation not permitted'
1 min readIn Ubuntu, you may run into an issue when updating /etc/resolv.conf even tho you have root permissions. Error: rm: cannot remove '/etc/resolv.conf': Operation not permitted
How to Fix 'Backend error: GSQLBackend unable to list keys' in PowerDNS
1 min readAfter upgrading to Ubuntu 20.10, you may sometimes encounter an error when attempting to start PowerDNS: Backend error: GSQLBackend unable to list keys: Could not prepare …
How to enable debug level logging for the Rancher Cluster/Project Alerting Alertmanager instance, in a Rancher v2.x managed cluster?
1 min readThis article details how to enable debug level logging on the Alertmanager instance in a Rancher v2.x managed Kubernetes cluster, which may assist when troubleshooting cluster or …
How to enable legacy TLS versions in Rancher's ingress-nginx
2 min readThis article details how to enable TLS 1.1 on the ingress-nginx controller in Rancher Kubernetes Engine (RKE) CLI or Rancher v2.x provisioned Kubernetes clusters.
How to enable legacy TLS versions in Rancher's ingress-nginx
2 min readThis article details how to enable TLS 1.1 on the ingress-nginx controller in Rancher Kubernetes Engine (RKE) CLI or Rancher v2.x provisioned Kubernetes clusters.