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Fixed one issue and started another.... Now instead of Critical I Unknown with this message: "CHECK_NRPE: Received 0 bytes from daemon. Check the remote server logs for error messages." And the logs state: Jul 2 16:25:53 domU-12-31-39-14-11-6B xinetd[1287]: START: nrpe pid=1304 from=::ffff...

[root@domU-12-31-39-14-11-6B nrpe-2.13]# netstat -l | more Active Internet connections (only servers) Proto Recv-Q Send-Q Local Address Foreign Address Stat e tcp 0 0 *:ssh *:* LIST EN tcp 0 0 localhost:smtp *:* LIST EN tcp 0 0 *:ssh *:* LIST EN udp 0 0 *:bootpc *:* udp 0 0 domU-12-31-39-14-11-6B.c:...

[root@ip-10-251-189-60 ~]# ^cd ^^
/usr/local/nagios/libexec/check_nrpe -H 10.206.18.153
Connection refused by host

[root@domU-12-31-39-14-11-6B xinetd.d]# iptables -L | grep nrpe ACCEPT tcp -- anywhere anywhere tcp dpt:nrpe ACCEPT tcp -- anywhere anywhere tcp dpt:nrpe ACCEPT tcp -- anywhere anywhere tcp dpt:nrpe ACCEPT tcp -- anywhere anywhere tcp dpt:nrpe [root@ip-10-251-189-60 ~]# iptables -L | grep nrpe ACCEP...

[root@domU-12-31-39-14-11-6B xinetd.d]# netstat -at | grep nrpe
[root@domU-12-31-39-14-11-6B xinetd.d]#

Nothing, nada..

I am hosted in the AWS cloud, my nagiosxi server is a NagiosXI CentOS AMI: Appliance: nagiosxi appliance 2.1 Hostname: ip-10-251-189-60 IP Address: 10.251.189.60 (located in us-east-1a region. The client is a generic AWS linux (RH 5/6), located in us-east-1b region, I have installed the nrpe agents ...

Hello All,

I am doing an implementation of NagiosXI at AWS (Amazon), what size of machine would be best to use for monitoring like ~125 machines ??? with room for moderate expansion??

Thanks,

RJN

If you are going to start totally fresh, it would be best to re-install the OS to a clean minimal install then follow the manual install instructions. http://library.nagios.com/library/products/nagiosxi/documentation/252-manual-installation-instructions-for-nagios-xi Wow, that answer just made my d...

What is the procedure to totally uninstall XI and start with a fresh install??

Here is the log..