If you may get an error E:Sub-process pkg returned an error code (1),

We have already discussed about Nagios server and client installation and how to monitoring HTTP with content monitoring. On this post can be know that HTTPS URL with contents.

Once you have done the Nagios client installation and configuration in your system then, you may getting an error HTTP-WARNING : 403 Forbidden like below image,

libssh2 library is used to secured remote connection which provide resource shell, remote exec, file transfer using a secure cryptographic transport.

Do you want to disable Firewall on your linux system there are two ways, Disable (stop) iptables, and Using setup command.

Softaculous is a great tool for auto install like Wordpress, Mangento, drupal, Joomla and other opensource content management system in cPanel.

Once you have installed and configured nagios client in your Linux system you can easily monitor your LVM on Nagios tool. This LVM space monitoring only for low disk space.