<div class="gmail_quote">On Tue, Jan 27, 2009 at 12:38 PM, Kaushal Shriyan <<a href="mailto:kaushalshriyan@gmail.com">kaushalshriyan@gmail.com</a>> wrote: <blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> Hi I have a situation whenever my website <a href="http://www.example.com" target="_blank">www.example.com</a> gets redirected to <a href="http://error.example.com" target="_blank">error.example.com</a> Nagios should send an Critical Alert. Can it be done using check_http ? check_http --onredirect=critical <a href="http://error.example.com" target="_blank">error.example.com</a>. Not sure Thanks and Regards Kaushal </blockquote></div> Hi Again sudo -u nagios /usr/nagios/libexec/check_http -H <a href="http://www.example.com">www.example.com</a> --onredirect=critical Does it make sense ? Thanks and Regards Kaushal