[Observium] How to add more nagios checks to the list of probes

Is it possible to add more nagios checks by simply copying the check to /usr/lib/nagios/plugins More specifically like to add nagios chech_sip to the list of available probes.

[ https://github.com/bashtoni/nagios-check-sip | https://github.com/bashtoni/nagios-check-sip ]

[ https://exchange.nagios.org/directory/Plugins/Network-Protocols/%2A-VoIP/SIP... | https://exchange.nagios.org/directory/Plugins/Network-Protocols/%2A-VoIP/SIP... ]

Kevin Riahi