[omd-users] PNP4Nagios not working for slave OMD server

Marcel Schulte schulte.marcel at gmail.com
Thu May 7 22:34:37 CEST 2015

You're welcome.

Regarding the list... The issue is related to Check_MK, specifically
Multisite. Not OMD.

Some CMK users also read the OMD lists but the chance to get a solution is
better on CMK lists.


Peter Shankland <pshankland at gmail.com> schrieb am Do., 7. Mai 2015 22:11:

> Hi Marcel,
> Thanks for the reply. I sent the request to OMD mailing list because it is
> OMD I installed rather than a separate check_mk install however you 100%
> pointed me in the right direction so thanks very much!! :)
> Just in case anyone else gets the same issue as me...
> I followed https://mathias-kettner.de/checkmk_wato_distributed.html to
> create my slave server and it appears to be wrong. The screenshot of the
> slave URL prefix shows as '' however this needs to
> just be '/slaveSite1/'. Following the link that Marcel sent you can then
> create the /etc/apache2/conf.d/multisite_proxy.conf file and substitute
> /slaveSite1/ for /paris/. After a restart of httpd all is good with
> PNP4Nagios.
> Thanks Marcel!!
> On 7 May 2015 at 20:07, Marcel Schulte <schulte.marcel at gmail.com> wrote:
>> Hi Peter,
>> you're writing to the OMD list but your issue is not OMD related but
>> Check_MK - you should ask such things to the Check_MK list...
>> But you should also read
>> http://mathias-kettner.com/checkmk_multisite_modproxy.html carefully and
>> will find a solution to your issue ;-)
>> Regards,
>> Marcel
>> Peter Shankland <pshankland at gmail.com> schrieb am Do., 7. Mai 2015 um
>> 21:04 Uhr:
>>> Hi,
>>> I have now managed to get a slave OMD server connected to a master
>>> server both running CentOS 6.6 64Bit. I have a number of hosts defined via
>>> the master to the slave and all the services are working fine.
>>> However, I have a problem with PNP4Nagios on the slave server when
>>> viewing via the master on Check_MK. I am getting the error "Received an
>>> unexpected response while trying to display the PNP-Graphs. Maybe there is
>>> a problem with the authentication."
>>> When I click on the PNP4Nagios icon next to a host or service it then
>>> shows the following:
>>> The requested URL /Master/check_mk/
>>> was not found on this
>>> server.
>>> So, it appears as though the URL creation is wrong. When I go directly
>>> to the slave install of PNP4Nagios it works fine.
>>> Any suggestions?
>>> Thanks.
>>> _______________________________________________
>>> omd-users mailing list
>>> omd-users at lists.mathias-kettner.de
>>> http://lists.mathias-kettner.de/mailman/listinfo/omd-users
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