I am working with a FAN (fully automated nagios) setup running centreon 2.4.1. I can't monitor disk space (check_nt) on my server 2003 R2 running SNMP + NSClient++ 0.4.1.102 with port 12489 open to the FAN server. The error message I get is a connection refused and I haven't added any password to the windows NSClient++ when I set it up. I also removed the -s commented with in the /etc/nagios/checkcommand.cfg (check_nt_disk).
In this article, WatchGuard's Director of Security Strategy and Research Teri Radichel, takes a look at insider threats, the risk they can pose to your organization, and the best ways to defend against them.
This video gives you a great overview about bandwidth monitoring with SNMP and WMI with our network monitoring solution PRTG Network Monitor (https://www.paessler.com/prtg).
If you're looking for how to monitor bandwidth using netflow or packet s…