: An open-source, lightweight alternative to WS-Management (WS-Man). Tools like FortiSIEM utilize OMI on their Linux-based collectors to send standardized queries across the network to target machines.
OMI communication depends on several specific legacy and modern management protocols. Ensure your network firewalls allow traffic from your Collector or Supervisor to the target Windows host over these ports: RPC Endpoint Mapper UDP/137: NetBIOS Name Service TCP/5985: WinRM HTTP TCP/5986: WinRM HTTPS 2. Verify User Group Memberships win32operatingsystem result not found via omi new