(Nagios+cacti simple operation manual_ Zhaozt2009.pdf mainly makes simple configuration for the installation and combination of Nagios and cacti. According to this document, the Nagios monitoring environment can be simply set up and plotted with cacti. For the configuration of Nagios, such as the definition of host, service and contact information, please refer to the configuration document of Nagios for details. Read password: zhaozt2009)