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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hi Tony,</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I have installed Nc-Net on various Windows systems and have
one server that gives the following problem.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Everything appears to be monitored fine, except that once in
a while check_nt (The Nc-Net version) returns:</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New"'>No data was received from host!</span></font><font size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>This repeats for some time, and eventually fires a Nagios
notification.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Checking the Windows eventlog I see the following events
before the time that the host produces the alert:</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=1 face="MS Shell Dlg"><span style='font-size:8.5pt;font-family:"MS Shell Dlg"'>Timer Elapsed:2878</span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=1 face="MS Shell Dlg"><span style='font-size:8.5pt;font-family:"MS Shell Dlg"'>CCID:2878</span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=1 face="MS Shell Dlg"><span style='font-size:8.5pt;font-family:"MS Shell Dlg"'> </span></font></p>
<p class=MsoNormal style='text-autospace:none'><font size=1 face="MS Shell Dlg"><span style='font-size:8.5pt;font-family:"MS Shell Dlg"'>For more information, see
Help and Support Center at
http://go.microsoft.com/fwlink/events.asp.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>The number for CCID & “Timer Elapsed”
increases with each event in the event log.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Any idea what may cause this? The system is an Active
Directory Domain Controller.</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Thanks</span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Giles</span></font></p>
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