Cacti is a complete frontend to RRDTool, it stores all of the necessary information to create graphs and populate them with data in a MySQL database. Along with being able to maintain Graphs, Data Sources, and Round Robin Archives in a database, cacti handles the data gathering. There is also SNMP support for those used to creating traffic graphs with MRTG. Spine is pre-configured as the default poller. The preconfigured Thold plugin provides a myriad of Alerting Options including Hi/Low, Floating Window (Time Based), and Baseline Deviation. Includes ability to notify users of Host Up/Down Events. Attaches Cacti Graphs to Alert Emails with links to Cacti Graphs. Cacti is the registered trademark of The Cacti Group, Inc.