Cisco WSA issue joining MSA

Sometimes you may have to swap a WSA out whether its due to RMA or you have rebuilt it.

This Error is on the MSA or Management Appliance.

— The host key for 10.a.b.111 appears to have changed.

It is possible that someone is trying to hijack the encrypted connection to the remote host. Please use the logconfig->hostkeyconfig command to verify (and possibly update) the SSH host key for 10.a.b.111.


  • Delete Appliance from mangement
  • SSH or Console into Management Appliance
  • #logconfig
  • #hostkeyconfig
  • Delete host key
  • return twice back to main prompt
  • Commit to save

Add Appliance back to Management Appliance