My nagios install

Select your OS
My preferred os is CentOS. For certain installations I use RedHat Linux. They are really the same.

Pick your partitions
I prefer to move nagios to a dedicated partition. For this document I will use /nms.

Software list

1. Nagios 3.2.1 here
2. Nagios Plugins 1.4.15 here
3. NRPE 2.12 here
4. NSCA 2.7.2 here
5. NDOUtils 1.4b9 here