Cacti

Cacti is an open source, web based Network Monitoring and Graphing tool. Cacti allows user to poll the services of the data in predetermined intervals and graph the resulting data. It is commonly used to monitor the network traffic such as CPU utilization and network bandwidth utilization by polling a network switch and router interfaces via SNMP protocol.

Cacti is a complete frontend to RRDtool, it stores all of the necessary information to create graph and populate them with data in a MySQL database. The frontend is completely PHP driven. Along with being able to maintain Graphs, Data Sources and Round Robin Archives in database, cacti handles the data gathering. There is also SMNP support for those used to creating traffic graph with MRTG.

In cacti administrator can handle many users, each with their won graph sets and privileges.

Cacti can use one or many back ends "cmd.php" a PHP script suitable for small installations or "Spine" a C-based poller which can scale to thousands of hosts.

Cacti is able to scale to large number of data sources and graphs through the templates. this allows the creation of a single graph or  data source template which define any graph or data source associated with it.

Features of Cacti:

• Unlimited Graph items.
• Auto-padding support for graph.
• Graph data manipulation
• Flexible data sources.
• Data gathering on a non-standard time-spam.
• Custom data-gathering scrips.
• Build-in SNMP support.
• Graph templates.
• Data source templates.
• Host templates.
• Tree, list and preview of graph data.
• User based management and security.
• It supports in both Windows and Linux platforms.

For more details and download click here.

For plugin details click here.