You may need to listen multiple IP addresses to be served for a domain, just add like following configuration. Open a nginx.conf file by text editor vim or vi.

You may need to setup several IP addresses to be served by the same physical network interface. You may need to setup few IP addresses to be served by same virtual network interface.

DIG command is very flexible tool for shows domain information and DNS lookups you can easily find out your domain name servers, MX records, A records, AAAA Record, TXT Record and other related informations.

This post describes about how to install CSF on your server using simple shell script.

You may get an error can not find libbz2 library package while installing or configuring package on CentOS,

If you do not have permission to create MySQL database through PHPMyAdmin and its show - No privileges.

You may get an error kernel does not support cgroup swap limit Docker while starting the Docker server,