NRPE Problems

Robert nagios at sysplex.org
Sun Mar 2 11:37:29 CET 2008


Hi Gregroy,

whats your setting in the nrpe.cfg (on the machine to be monitored) for the 
key allowed_hosts?

rgds 
Robert

On Sun, 02 Mar 2008 01:24:58 -0500, Gregory Wong wrote
> Hi everyone. I just configured my Nagios box to start monitoring 
> with NRPE. When I run check_nrpe ­H 127.0.0.1 it resolves the NRPE 
> version as expected. Since my monitoring server is colocated and I 
> plan to monitor hosts behind firewalls I setup a test server behind 
> my firewall at home for testing purposes.
> 
> I have TCP/5666 forwarded to the internal IP address of my test 
> server. That same port is also open on my Nagios server as well. I 
> am running NRPE on my Windows server. The version of NRPE running 
> can be found here: http://tinyurl.com/24o3h3
> 
> When I run check_nrpe ­H <Home IP Address> I get a socket timeout 
> error. I did a netstat on both servers and it looks like there is a 
connection.
> 
>  TCP    gwong-srvr1:5666       gwong-srvr1:0          LISTENING
>  TCP    gwong-srvr1:netbios-ssn  gwong-srvr1:0          LISTENING
>  TCP    gwong-srvr1:5666       <Nagios IP>:36422    CLOSE_WAIT
>  TCP    gwong-srvr1:5666       <Nagios IP>:38766    CLOSE_WAIT
>  TCP    gwong-srvr1:5666       <Nagios IP>:38907    CLOSE_WAIT
>  TCP    gwong-srvr1:5666       <Nagios IP>:38909    CLOSE_WAIT
> 
> root at nagios:~# netstat -at | grep nrpe
> tcp        0      0 *:nrpe                  *:*                     LISTEN
> tcp        0      0 <Nagios IP>:38913     <Home IP>:nrpe ESTABLISHED
> root at nagios:~# netstat -at | grep nrpe
> tcp        0      0 *:nrpe                  *:*                     LISTEN
> tcp        0      0 <Nagios IP>:38913     <Home IP>:nrpe FIN_WAIT2
> 
> Any ideas why this won¹t work?
> 
> Thanks.


Gruss 
Robert
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