You can use PowerShell to realize queries and nsclient to post to your nagios the results. Of course if your nagios is intalled on a Windows platform, simply create the check using PowerShell and define this check in your commands.cfg. Juan-Francisco <div class="gmail_quote">2011/2/16 Robert Mueller <<a href="mailto:robert.mue01@gmail.com">robert.mue01@gmail.com</a>> <blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"> Hi, I have to monitor the Exchange 2010 Server with the HUB and CAS Servers... does somebody have an idea how I can realize that?? Robert ------------------------------------------------------------------------------ The ultimate all-in-one performance toolkit: Intel(R) Parallel Studio XE: Pinpoint memory and threading errors before they happen. Find and fix more than 250 security defects in the development cycle. Locate bottlenecks in serial and parallel code that limit performance. <a href="http://p.sf.net/sfu/intel-dev2devfeb" target="_blank">http://p.sf.net/sfu/intel-dev2devfeb</a> _______________________________________________ Nagios-users mailing list <a href="mailto:Nagios-users@lists.sourceforge.net">Nagios-users@lists.sourceforge.net</a> <a href="https://lists.sourceforge.net/lists/listinfo/nagios-users" target="_blank">https://lists.sourceforge.net/lists/listinfo/nagios-users</a> ::: Please include Nagios version, plugin version (-v) and OS when reporting any issue. ::: Messages without supporting info will risk being sent to /dev/null </blockquote></div>