9 Install Cacti Thold (Threshold) Plugin
The Cacti thold plugin is designed to be a fault management system driven by Cacti's Graph information. It provides the facility to inspect data in a Cacti Graph and the underlying RRDfile, and generate alerts for management and operations personnel. It provides Email, Syslog, and SNMP Trap or Inform escalations. In addition, it also can notify personnel of Cacti Device status changes through Email, Syslog, and either SNMP Trap or Inform.
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https://mega.nz/file/Mx5EXToK#0_5bR0m...