Tagged: computer

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...