Agent installation on linux
Download the Agent
Setup --> Agents --> "Windows, Linux, Solaris, AIX" --> Related --> "Linux, Solaris, AIX" --> right click on .deb file --> Copy link address
Then you will have the address of the .deb file, which can be downloaded with wget:
wget http://portainer.simmy.ch:8095/cmk/check_mk/agents/check-mk-agent_2.0.0p39-1_all.deb
Install the Agent
apt install ./check-mk-agent_2.0.0p39-1_all.deb
if ufw is active, then you have to enable the service port:
ufw allow 6556
Register agent to the monitoring server
cmk-agent-ctl register --hostname <new hostname> --server portainer.simmy.ch:8095 --site monitoring --user cmkadmin