Tagged: gnu/linux (operating system)

Failed To Add Groups File For Repository On Centos 7

I have to share this is error for install group in centos 7. When your server update complete then need to install yum -y groupinstall core base “Development Tools”. So I face some error...

FirewallD is not running On CentoS 7

Now I want to share this is centos 7 firewall issue. Sometime firewall not installed or service not running on your centos 7 server. So you can’t allow any port from your server. Error...

How To Change Hostname Using Command On Ubuntu Server

Now I want to share how to change your Ubuntu server hostname using command. When you using Ubuntu terminal so run below command for change hostname. $ hostnamectl set-hostname ubuntu-18 $ vi /etc/cloud/cloud.cfg Goto...

How To Setup Zabbix Agent On Ubuntu Server

If you already install Zabbix server so now needed to install Zabbix agent. So I have to show how can you setup very easily. Zabbix agent is data collector from agent host. Collect data...