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Nagios Core Auto Discovery and Bandwidth Monitoring
Posted: Tue Dec 08, 2015 6:51 am
by amithad
Hi,
I was able to successfully install Nagios on Centos 7 using EPEL repo and yum utility. After going through Nagios log file I created some files ( inside /usr/lib64/nagios/plugins/ direcory) so that the Nagios core to start properly.
Now I want to auto discover my 192.168.94.0/24 Subnet's both Windows and Linux PCs. Could you tell me how should I achieve this? and the second need is to monitor the top talkers of the LAN

( Top bandwidth eaters )
Thank you.

Re: Nagios Core Auto Discovery and Bandwidth Monitoring
Posted: Tue Dec 08, 2015 9:57 am
by rlaugen
Nagios core can't do autodiscovery, but using e.g Lilac-reloaded will do that just fine. As for your second question, I doubt Nagios can do this.
Re: Nagios Core Auto Discovery and Bandwidth Monitoring
Posted: Tue Dec 08, 2015 10:16 am
by hsmith
amithad wrote:Now I want to auto discover my 192.168.94.0/24 Subnet's both Windows and Linux PCs.
https://exchange.nagios.org/directory/A ... 29/details I can confirm that this works with slight modification perhaps needed since you're using a repo install.
amithad wrote:and the second need is to monitor the top talkers of the LAN
Nagios Core cannot do this unless the information is already sitting somewhere for it to grab.
Re: Nagios Core Auto Discovery and Bandwidth Monitoring
Posted: Thu Dec 10, 2015 2:19 am
by amithad
Hi all,
Many thanks for your information.
Thanks & regards
Amitha

Re: Nagios Core Auto Discovery and Bandwidth Monitoring
Posted: Thu Dec 10, 2015 10:48 am
by rkennedy
Can I mark this thread as resolved? Do you mind if I close it out?
Re: Nagios Core Auto Discovery and Bandwidth Monitoring
Posted: Fri Dec 11, 2015 4:20 am
by rhassing
I wrote an autodiscover script for Nagios Core.
https://exchange.nagios.org/directory/A ... uk/details
I also wrote a check which checks if a new host was discovered

If you need it, please let me know, I will put it on Nagios Exchange soon...
Re: Nagios Core Auto Discovery and Bandwidth Monitoring
Posted: Fri Dec 11, 2015 4:22 am
by rhassing
I also created something to do bandwidth monitoring using sFlow.
That a bit more advanced, but its working
Please check:
http://mona.deltics.info/sflow/
Re: Nagios Core Auto Discovery and Bandwidth Monitoring
Posted: Fri Dec 11, 2015 10:22 am
by rkennedy
Thanks for the contribution @rhassing!