NRPE Problems

[Gregory Wong]

Thanks for the feedback Robert. I uncommented the Œallowed_hosts¹ and added
the public IP of my Nagios server. Everything seems to be working now.


On 3/2/08 2:04 PM, "Robert" <nagios at sysplex.org> wrote:

> Hi Gregory,
> 
> try to find out how the IP Adress of your Client (your nagios-server) is
> mapped (you can use wireshark with filter "port 5666").
> Then edit yout nrpe.cfg and insert this address to allowed_hosts.
> 
> rgds
> Robert
> 
> On Sun, 02 Mar 2008 08:56:07 -0500, Gregory Wong wrote
>> > # ALLOWED HOST ADDRESSES
>> > # This is a comma-delimited list of IP address of hosts that are allowed
>> > # to talk to the NRPE daemon.
>> > #
>> > # NOTE: The daemon only does rudimentary checking of the client's IP
>> > #       address.
>> >
>> > #allowed_hosts=192.168.0.1
>> >
>> > On 3/2/08 5:37 AM, "Robert Sailer" <robert.sailer at sysplex.org> wrote:
>> >
>>> > > 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
> 
> 
> Gruss
> Robert

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