How to install and configure nagios server in passive mode?



I have installed nagios server into CENTOS5.0 Server, We need to configure it monitoring for MS windows pcs. , We need to configure nagios in passive mode now I am totally fresher, Could you please guide me how to configure Nagios for monitoring MS windows pcs in passive mode and which software do I need to install for windows and how to configure it.




Google for NC_net. Any further help needed, just ask.