Thanks for the answer, still i use check_by_ssh against sunos box, i do not use any NRPE client.. /Fred <div class="gmail_quote">On Fri, Feb 13, 2009 at 3:08 PM, Erik Wasser <<a href="mailto:erik.wasser@iquer.net">erik.wasser@iquer.net</a>> wrote: <blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">On Friday 13 February 2009, Fredrik Stridfeldt wrote: > [...] You can try this: 1) grep for the PID of the NRPE client 2) strace -s 256 -fF -p PID -o output.log 3) do the NRPE call 4) abort strace with CTRL-C 5) repeat 2-5 until you get the UNKNOWN 6) read output.log Maybe you get a hint about this problem. -- So long... Fuzz ------------------------------------------------------------------------------ Open Source Business Conference (OSBC), March 24-25, 2009, San Francisco, CA -OSBC tackles the biggest issue in open source: Open Sourcing the Enterprise -Strategies to boost innovation and cut costs with open source participation -Receive a $600 discount off the registration fee with the source code: SFAD <a href="http://p.sf.net/sfu/XcvMzF8H" target="_blank">http://p.sf.net/sfu/XcvMzF8H</a> _______________________________________________ Nagiosplug-help mailing list <a href="mailto:Nagiosplug-help@lists.sourceforge.net">Nagiosplug-help@lists.sourceforge.net</a> <a href="https://lists.sourceforge.net/lists/listinfo/nagiosplug-help" target="_blank">https://lists.sourceforge.net/lists/listinfo/nagiosplug-help</a> ::: Please include plugins version (-v) and OS when reporting any issue. ::: Messages without supporting info will risk being sent to /dev/null </blockquote></div>