check_dhcp seems not working

[Morris, Patrick]

> I have a linux server as dhcp server and it's working very well, and
> I'd like to monitoring it with nrpe plugin and check_dhcp.
> 
> The problem here is the outcome of check_dhcp is always: CRITICAL: No
> DHCPOFFERs were received. But the server is working alright.
> 
> The command line is: check_dhcp -s serverip -t 30
> 
> What am I doing wrong? Any suggest?

This one's come up a billion times or so on the list, but the most likely cause of your problem is that the plugin needs to be setuid root.

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