How to Set permanent DNS nameservers on Ubuntu with resolv.conf
With the default resolv.conf file in ubuntu the nameserver is mentioned as following "nameserver 127.0.0.53". Resolv.conf file...
Showing posts with label How-to. Show all posts
Showing posts with label How-to. Show all posts
How to resolve scheduler unhealthy state in Kubernetes , Error: http://127.0.0.1:10251/healthz": dial tcp 127.0.0.1:10251: connect: connection refused
Symptom : When we install the new kubernetes cluster. When we execute the following command: $ kubectl get cs / kubectl get compone...
How to Allow web traffic in iptables in linux (Redhat/CentOS/Oracle linux/Amzon Linux2)
This article describes how to configure your iptables software firewall to allow web traffic on port 80 (HTTP) and port 443 (HTTPS). Pr...
How do I install a package (php 7.4 or 7.3 or 7.2) from the Extras Library on an EC2 instance running Amazon Linux 2?
1. Connect to your EC2 Linux instance using SSH . 2. Use the which command to confirm that the amazon-linux-extras package is i...
How to Create a Highly Available NFS Service with Gluster and Oracle Linux 8
Introduction In this tutorial , we will create an NFS service hosted by three instances: ol-node01, ol-node02, and ol-node03. These instan...
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