The Linux kernel needs IPv6 enabled, see this link for more information: Agent upgrade to 2.1.0 - cmk-agent-ctl[3883704]: ERROR [cmk_agent_ctl] Address family not supported by protocol (os error 97)
The Linux kernel needs IPv6 enabled, see this link for more information: Agent upgrade to 2.1.0 - cmk-agent-ctl[3883704]: ERROR [cmk_agent_ctl] Address family not supported by protocol (os error 97)