On Tue, Mar 29, 2022 at 10:18 AM Manuel Michalski <dude2...@web.de> wrote:
> Hello guys > > I have a short question regarding the check_dhcp plugins - have you > removed the "Rogue" option? I can't find it inside to check for rogue dhcps: > Are you sure this option was "officially" in the plugin? https://github.com/monitoring-plugins/monitoring-plugins/issues/752 from 2013 offers a patch to add this option, but the issue is still open. A blog entry from Xavier Mertens in 2008 ( https://blog.rootshell.be/2008/12/19/roguehacked-dhcp-server-detection-using-nagios/) mentions a manually patched check_dhcp to check for rogue DHCP servers. Maybe you have used a manually patched check_dhcp in the past?