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<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=401190716-28022003>Sorry
- I should have posted this as well...</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=401190716-28022003>Here
is a line from /var/adm/messages :</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=401190716-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=401190716-28022003>Feb 28
10:04:09 obiwan inetd[10323]: [ID 388736 daemon.error] execv /usr/sbin/tcpd: No
such file or directory</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=401190716-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN class=401190716-28022003>Can
anyone provide some insight?</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=401190716-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=401190716-28022003>Tx</SPAN></FONT></DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=401190716-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial color=#0000ff size=2><SPAN
class=401190716-28022003>David</SPAN></FONT></DIV>
<BLOCKQUOTE dir=ltr style="MARGIN-RIGHT: 0px">
<DIV class=OutlookMessageHeader dir=ltr align=left><FONT face=Tahoma
size=2>-----Original Message-----<BR><B>From:</B> David Levine
[mailto:dlevine@seasontickets.com]<BR><B>Sent:</B> Thursday, February 27, 2003
6:41 PM<BR><B>To:</B> Nagios Users List (E-mail)<BR><B>Subject:</B>
[Nagios-users] CHECK_NRPE: Received 0 bytes. Are we allowed to connect to the
ho st?<BR><BR></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>Hi all
-</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>I am having a bit
of trouble with NRPE....</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>NRPE
1.8</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>nagios host: RH
Linux 7.2</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>remote host:
Solaris 8 x86</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>I am getting the
error:</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>[nagios@vader
libexec]$ ./check_nrpe -H obiwan -c check_oracle_pmon<BR>CHECK_NRPE: Received
0 bytes. Are we allowed to connect to the host?</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>I am running the
NRPE daemon on the remote host as such:</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>[nagios@obiwan
~/bin]$./nrpe -c /opt/local/nagios/bin/nrpe.cfg --daemon</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>I can see that the
remote host is listening on the correct port:</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>[nagios@obiwan
~/bin]$netstat -an | grep 5666<BR>
*.5666
*.*
0 0 65536 0
LISTEN<BR>192.168.100.78.5666 192.168.100.33.39932
5840 0 66608 0
TIME_WAIT<BR>192.168.100.78.5666 192.168.100.33.39990
5840 0 66608 0
TIME_WAIT</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>However - I cannot
see any PID associated with the NRPE daemon (output from ps
-ef)?</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>The command
(plugin) that I am running on the remote host works fine:</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>[nagios@obiwan
~/libexec]$./check_oracle --db PRACTICE<BR>PRACTICE OK - 1 PMON process(es)
running</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>Here are (from
what I can see) the relevant portions of nrpe.cfg:</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003>allowed_hosts=127.0.0.1,
192.168.100.33</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003>command[check_oracle_pmon]=/opt/local/nagios/libexec/check_oracle
--db PRACTICE</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>Configurations on
my NAGIOS host:</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003>checkcommands.cfg:</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003># 'check_nrpe'
command definition<BR>define
command{<BR> command_name check_nrpe<BR> command_line $USER1$/check_nrpe
-H $HOSTADDRESS$ -c $ARG1$<BR> }</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003>services.cfg:</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003># Service
Description -- Verify Oracle instance is running (checking for PMON)<BR>define
service{<BR> use ti-template<BR> host_name obiwan<BR> service_description Oracle
8i
PMON<BR> check_command check_nrpe!check_oracle_pmon<BR> }</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003>So...</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>Am I missing the
obvious?</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=697431400-28022003>TIA for sharing
any advice / experience...</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN
class=697431400-28022003>-D</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Verdana size=2>David Levine</FONT></DIV>
<DIV><FONT face=Verdana size=2>Systems Administrator</FONT></DIV>
<DIV><FONT face=Verdana size=2>Ticket Innovations, Inc.</FONT></DIV>
<DIV><FONT face=Verdana size=2>1555 Mittel Blvd. Suite J</FONT></DIV>
<DIV><FONT face=Verdana size=2>Wood Dale, IL 60191</FONT></DIV>
<DIV><FONT face=Verdana size=2>Voice: 630-477-8329</FONT></DIV>
<DIV><FONT face=Verdana size=2>Fax: 630-787-9951</FONT></DIV>
<DIV><FONT face=Verdana size=2><A
href="mailto:dlevine@seasontickets.com">dlevine@seasontickets.com</A></FONT></DIV>
<DIV> </DIV></BLOCKQUOTE></BODY></HTML>