Usage:check_smtp -H host [-p port] [-e expect] [-C command] [-f from addr][-A authtype -U authuser -P authpass] [-w warn] [-c crit] [-t timeout] [-S] [-D days] [-n] [-v] [-4|-6] Do that from the command-line, you'll see the output - as well as status. <div class="gmail_quote">On Mon, Apr 28, 2008 at 8:10 AM, Nair <<a href="mailto:vmanojv@rediffmail.com">vmanojv@rediffmail.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 all, Could you pls let me know usage of check_smtp to exceute an smtp command and display its output. Thank you, nair. <table style="font-family: Verdana; font-size: 11px; line-height: 15px;" border="0" cellpadding="0" cellspacing="0" height="57" width="644"><tbody><tr><td><img alt="JS RED" border="0"></td></tr></tbody></table> ------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Don't miss this year's exciting event. There's still time to save $100. Use priority code J8TL2D2. <a href="http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone" target="_blank">http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone</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> -- Gary Every "Pay it Forward!"