Nagios Support Forum

Hi Scott,

We are using “ens192” interface(Nagios server). I have tried with this interface still facing issue. Please check below command used.

Command: #./check_dhcp -v -u -s <dhcp server ip> -i ens192

What error are you getting now? Before you were getting:

Also what do you get with this

Hello team,

The interface name is same "ens192". Firewall is not running whenever we try to run dhcp command still we are facing error: NODHCPOFFERS were received.

Please show the output of

Hi Scott,

Thanks for your reply.

Please check attachment.

Ok, it looks like you received an OFFER there, just remove the -v and it should be good

Hi scott,

please check below screenshot.

vinish098 wrote:Hi scott,

please check below screenshot.

The server that is actually offering DHCP requests on your network is from 152.63.2.94 not 172.27.27.104

If you are expecting one from 172.27.27.104 it is not being received from the Nagios server.

this wouldn't be an issue with the plugin, but the server actually giving the DHCPOFFER

Hello scott,

152.63.2.94(nagios server) and 172.27.27.104(windows server9dhcp server)).

Trying to monitor dhcp server in nagios.

So, we are facing the issues like below:

1. Error: couldn't bind interface eth0, check your priviliges.
2. Error: nodhcpoffers were received.


please help me.