The statusbar indicator of the events from the network monitoring system Nagios. Information is parsed from Nagios web interface. In the extension settings dialog simply fill the start page URL of your Nagios web interface, eg. http://www.yourfirm.com/nagios/ and let the button to locate status script url.
It is succesfully tested with Nagios 3, 2.5+, 2.0b4, 1.5, 1.3 and 1.2.
Download Nagios Checker from here
There is another application called NagStaMon which sits on your desktop and dosn’t rely on Firefox for Network Monitoring. Click here for more information.