Yes you can do it by specify the "service dependency" Please refer to this page: <a href="http://nagios.sourceforge.net/docs/3_0/objectdefinitions.html">http://nagios.sourceforge.net/docs/3_0/objectdefinitions.html</a> In "Service Dependency Definition" section. Zhang Qi <div class="gmail_quote">On Sun, Sep 18, 2011 at 9:08 PM, Kirill Bychkov <<a href="mailto:kirill.bychkov@gmail.com">kirill.bychkov@gmail.com</a>> wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"> Hello, Nagios monitored host and services on this host. When host is down, can notify me about only host? I.e. don't notify about service on this host? -- ------------------------------------------------------------------------------ BlackBerry® DevCon Americas, Oct. 18-20, San Francisco, CA <a href="http://p.sf.net/sfu/rim-devcon-copy2" target="_blank">http://p.sf.net/sfu/rim-devcon-copy2</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>