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Home > Success Center > Server & Application Monitor (SAM) > SAM 6.5 Administrator Guide > Troubleshooting SAM > Troubleshooting ESX Hardware Monitoring issue in SAM

Troubleshooting ESX Hardware Monitoring issue in SAM

Updated: 3-9-2017

The following error messages are associated with ESX hardware monitoring. Included are possible causes and solutions.

Enable to connect to a remote server

Error message: Unable to connect to remote server.


  • Ensure CIM is enabled on the ESX server.
  • Ensure port 5989 is opened on the firewall.

Enable to establish sessions

Error message: The ESX server returns the message "Unable to establish session with all provided credentials."


  • Verify the VMware credentials in the VIM are correct.
  • Verify the account belongs to the root user group.
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